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dNTPase

SAMHD1 Research Digest — 2026-09-13

Generated by samhd1_monitor | Model: claude-sonnet-5

Summary: 29 papers evaluated | 6 high-relevance (≥7) | 12 medium (5–6) | 11 low (3–4) | 0 scored <3


🔴 High Relevance (Score 7–10)

Auto-added to Zotero (threshold ≥6)

Organelle-centered ISG15 biology: distinguishing covalent ISGylation from interferon-associated responses (from cell biology/organelle biology review)
Zhuo-Er Li; Chunli Wang; Jin-Rong Zhang; Zhi-Qiang Guo — Frontiers in Immunology 2026
Score: 8/10 | Pathways: ISG15-mitophagy, cGAS-STING, JAK-STAT, treatment-target

This review directly addresses the RED pathway mechanism (ISG15/ISGylation of MFN1/MFN2 blocking mitophagy) that is central to the SAMHD1 A565T mitochondrial-interferon convergence model, including STING and mitophagy crosstalk relevant to disease pathogenesis.
DOI: 10.3389/fimmu.2026.1960492

Mitochondrial Fis1 tunes Rab7A activity via TBC1D15 modulating STING degradation. (from Cell biology/mitochondrial trafficking)
— Cell reports 2026
Score:
7/10** | Pathways: cGAS-STING, treatment-target

Identifies a novel mitochondria-lysosome trafficking axis (Fis1-TBC1D15-Rab7A) controlling STING degradation and signal termination, directly relevant to the chronic/unresolved IFN-I signaling (Loop A/RED) implicated in the SAMHD1 A565T interferonopathy.
DOI: 10.1016/j.celrep.2026.117994

Precision tuning of STING signaling: a mutational blueprint (from structural biology / high-throughput functional genomics)
— Signal Transduction and Targeted Therapy 2026
Score:
7/10** | Pathways: cGAS-STING, NF-kB-IKK, treatment-target

This comprehensive mutational atlas of STING signaling directly maps the structural determinants of IFN-I induction and NF-κB activation downstream of cGAS-STING, a core pathway (BLUE stream) driving the interferon-mitochondrial syndrome in SAMHD1 A565T haploinsufficiency, and offers therapeutic modulation insights applicable to future STING antagonist strategies for this family.
DOI: 10.1038/s41392-026-02968-y

Mitochondria-Targeted Multimodal Nanotherapeutics Suppress Oxidized mtDNA-Driven Inflammation at the Source. (from Nanomedicine/pulmonology (ARDS))
Li Wen-Ling; Cao Juan; Wang Yu-Lin; Fan Yu-Han; Xu Jia-Qi — 2026
Score: 7/10 | Pathways: VDAC1, NLRP3, treatment-target, POLG-mtDNA

This nanotherapeutic directly targets oxidized mtDNA leakage and downstream inflammation at the mitochondrial source, a core mechanism (Loop A/B) in SAMHD1 A565T pathology, offering a plausible therapeutic strategy analogous to VBIT-4/MCC950 for the interferon-mitochondrial syndrome.
DOI: 10.1002/advs.77577

Lipotoxicity-induced ER-mitochondrial hypercoupling activates the mtDNA-cGAS-STING-NF-κB axis to drive follicular arrest in metabolically compromised PCOS (from Reproductive endocrinology/gynecology (PCOS))
— Cell Death Discovery 2026
Score:
7/10** | Pathways: cGAS-STING, NF-kB-IKK, treatment-target, clinical-phenotype

Demonstrates mPTP-mediated mtDNA release activating cGAS-STING-NF-κB inflammatory cascade, directly paralleling the BLUE-loop/NF-κB crosstalk mechanism central to the SAMHD1 interferon-mitochondrial model, with therapeutic parallels (STING/ER stress inhibitors, melatonin) relevant to treatment translation.
DOI: 10.1038/s41420-026-03339-w

Mitochondria in SARS-CoV-2 infection: Immune interactions and molecular approaches in the Post COVID-19 condition. (from Virology/Post-viral syndrome (Post-COVID condition))
Barros Maria Clara; Souza Felipe Gouvêa de; Costalat Helenize; Pinho Catarina To — 2026
Score: 7/10 | Pathways: NLRP3, mito-ROS-NF-kB, ISG15-mitophagy, ME-CFS, clinical-phenotype

This review covers SARS-CoV-2-induced mitochondrial dysfunction, ROS-driven NLRP3 activation, mitophagy impairment, and post-COVID sequelae, directly paralleling the proband's viral-triggered ME/CFS and the interferon-mitochondrial convergence mechanism central to the SAMHD1 A565T phenotype.
DOI: 10.1590/1678-4685-gmb-2025-0118

🟡 Medium Relevance (Score 5–6)

Score ≥6 auto-added to Zotero; lower scores: review manually

The interaction between HIV-1 central polypurine tract and host SAMHD1 dNTPase during HIV-1 vector transduction in human primary nondividing monocyte-derived macrophages. (from Virology/gene therapy vector engineering)
Alvarez Natalie N; Burke Hannah S; Freeman Tzipporah; Taki Sara; Li Qun — Virus genes 2026
Score: 6/10 | Pathways: dNTPase, treatment-target

Directly studies SAMHD1 dNTPase activity and Vpx-mediated degradation in macrophages, providing mechanistic insight into the core dNTP pool pathway relevant to A565T haploinsufficiency, though focused on viral restriction/vector transduction rather than the interferonopathy phenotype.
DOI: 10.1007/s11262-026-02272-5

Redox-driven mitochondrial DNA stress in hepatocellular carcinoma: innate immune remodelling, tumour immune escape, and immunotherapy implications (from Hepatology/Oncology)
Ze Chang; Guan-Nan Liu; Jin-Shan Zhang; Hai-Lin Lei; Hai-Yan Quan — Frontiers in Immunology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, mito-ROS-NF-kB, treatment-target

Paper details mtDNA release mechanisms (oxidation, cGAS-STING, TLR9, NLRP3/TFAM coupling) directly parallel to the BLUE/PURPLE loops in the SAMHD1 mechanism, though in an HCC oncology context rather than SAMHD1 haploinsufficiency.
DOI: 10.3389/fimmu.2026.1903643

Colchicine-related effects on gene and protein expression in gout. (from Rheumatology)
Mitchell Will T; Wheeler Austin M — Current opinion in rheumatology 2026
Score: 6/10 | Pathways: NLRP3, urate-NLRP3, treatment-target

Colchicine's mechanism via NLRP3 inhibition and MSU-driven inflammation directly overlaps with the GOLD pathway (dGTP→uric acid→MSU crystals→NLRP3) and offers a potential treatment lead relevant to the SAMHD1 A565T inflammasome hyperactivation phenotype.
DOI: 10.1097/BOR.0000000000001192

Mitochondrial Transplantation Suppresses mtDNA-cGAS/STING-Mediated Innate Immunity by Enhancing PINK1/Parkin-Dependent Mitophagy to Attenuate Keloid Fibrosis (from dermatology/plastic surgery (keloid fibrosis))
Wen-Jing Wang; Yuan-Bo Liu; Ji-Peng Song; Zou-Zou Yu; Zi-Xian Chen — Antioxidants 2026
Score: 6/10 | Pathways: cGAS-STING, ISG15-mitophagy, treatment-target

Demonstrates mtDNA leakage driving cGAS/STING activation via impaired PINK1/Parkin mitophagy in fibrosis, directly paralleling the BLUE/RED loops of SAMHD1-related interferonopathy though in a dermatologic keloid model rather than SAMHD1 haploinsufficiency.
DOI: 10.3390/antiox15091120

Mitophagy in neuronal health and disease: from mechanisms to neurodegeneration. (from neurology/neurodegeneration)
Basak Bishal; Riley Julia F; Nataraj Neha M; Holzbaur Erika Lf — 2026
Score: 6/10 | Pathways: ISG15-mitophagy, NF-kB-IKK, treatment-target, other

Reviews PINK1/Parkin mitophagy pathways and their links to NF-κB and cGAS-STING neuroinflammation, directly relevant to the RED loop mitophagy block and neuroinflammatory mechanisms in the SAMHD1 model though not SAMHD1-specific.
DOI: 10.1172/jci199847

STC1 promotes monosodium urate crystal-induced gouty inflammation via the cAMP-PKA-NF-κB/NLRP3 pathway in mice. (from Rheumatology (gouty arthritis))
He Yue; Zheng Hui; Yue Zhi; Ge Tingqiu; Hu Yanqing — Cellular signalling 2026
Score: 6/10 | Pathways: NLRP3, urate-NLRP3, NF-kB-NLRP3-priming, mito-ROS-NF-kB

Demonstrates MSU crystal-driven NLRP3/NF-κB inflammasome activation via cAMP-PKA and mitochondrial ROS, directly paralleling the GOLD (urate-NLRP3) and mito-ROS-NF-κB axes implicated in SAMHD1 dGTP-driven purine catabolism pathology, though not SAMHD1-specific.
DOI: 10.1016/j.cellsig.2026.112862

Genomic Structural Equation Modeling Identifies a Shared Inflammatory Genetic Dimension Across Inflammatory Arthritis Phenotypes and Biomarkers. (from statistical genetics/rheumatology)
Feng Xiaojian; Pan Zhixian; Liu Guoping — Annals of human genetics 2026
Score: 6/10 | Pathways: NLRP3, urate-NLRP3, clinical-phenotype, NF-kB-NLRP3-priming

This genomic SEM study converges on NLRP3, urate, and IL6R pathways underlying rheumatoid arthritis, psoriatic arthritis, and gout, directly paralleling the GOLD-stream uric acid/NLRP3 axis and RA/PsA phenotypes documented in the SAMHD1 family.
DOI: 10.1111/ahg.70058

The Secretome Derived From Human Umbilical Cord Mesenchymal Stem Cells Improves Skin Photoaging by Enhancing Mitophagy to Inhibit the cGAS-STING Pathway. (from Dermatology/regenerative medicine (stem cell secretome therapy))
Tang Tingting; Lin Meifen; Yang Jingjing; Yang Xinyu; Xu Xunhong — 2026
Score: 6/10 | Pathways: cGAS-STING, ISG15-mitophagy, treatment-target

Demonstrates mitophagy-mediated suppression of mtDNA leakage and cGAS-STING/IFN-β activation, directly relevant to the BLUE/RED mechanistic loops in SAMHD1 haploinsufficiency though applied to a dermatologic aging model rather than SAMHD1 itself.
DOI: 10.1111/acel.70701

The GPX3-VCAM1 Axis Gates Pro-Fibrotic Tubule Cell Fate in Hyperuricemic Nephropathy. (from Nephrology)
Qi Yunfei; Zhao Qiang; Lve Yue; Yuan Yaming; Zhou Tingting — Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2026
Score: 5/10 | Pathways: NLRP3, urate-NLRP3, treatment-target

Demonstrates soluble uric acid activating renal NLRP3 inflammasome to drive fibrosis, paralleling the GOLD dGTP-to-uric-acid-to-NLRP3 pathway in the SAMHD1 mechanism, though in a distinct hyperuricemic nephropathy context without SAMHD1 involvement.
DOI: 10.1002/advs.77676

The Significance of cGAS-STING Signaling in Response to Oncogenic Viruses. (from Oncology/Virology)
Guo Limei; Li Li; Wang Fang; Liu Wen; Zhang Yan — 2026
Score: 5/10 | Pathways: cGAS-STING, treatment-target

General review of cGAS-STING pathway in oncogenic virus-driven cancers provides background on the core BLUE-loop signaling axis but has no direct connection to SAMHD1, mitochondrial dNTP dysregulation, or the described family phenotype.
DOI: 10.1002/cbf.70296

Glutathione reductase deficiency potentiates the immunogenicity of ferroptosis and cuproptosis via amplified reactive oxygen species accumulation and cGAS-STING pathway activation. (from Oncology (cancer immunotherapy/redox biology))
Deng Xiaoyi; Deng Zaidong; Zhu Bin; Hu Ruiqi; Ma Jing — 2026
Score: 5/10 | Pathways: cGAS-STING, other

Demonstrates mitochondrial DNA release triggering cGAS-STING via oxidative/mitochondrial stress in cancer cells, a mechanism parallel to the BLUE loop in SAMHD1 pathology though in an oncology/ferroptosis context rather than SAMHD1 haploinsufficiency.
DOI: 10.1186/s13045-026-01840-4

Dense RNA motif modifications enable robust in vivo prime editing and enhance efficiencies of diverse editing systems. (from gene therapy / RNA delivery engineering)
Lei Xinlin; Chen Didi; Zhang Kun; Liu Xiyu; Chen Qiubing — Nature biomedical engineering 2026
Score: 5/10 | Pathways: prime-editing, gene-therapy-delivery

This paper describes a generalizable LNP/pegRNA delivery advance for in vivo prime editing that is relevant as a future therapeutic correction strategy for a heterozygous missense variant like SAMHD1 p.A565T, though it demonstrates only liver hepatocyte editing rather than immune/myeloid cells.
DOI: 10.1038/s41551-026-01787-4

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

Navigating off-target effects in CRISPR-based genome editing for safer gene therapies (from genome editing / gene therapy engineering)
— Discover Genetics and Evolution 2026
Score:
4/10** | Pathways: prime-editing, gene-therapy-delivery

General CRISPR off-target review relevant to future gene correction strategies for SAMHD1 variants but lacks disease-specific or pathway-specific content.
DOI: 10.1007/s00294-026-01339-y

Ultra-sensitive profiling of CRISPR-Cas off-target effects with Tracking-seq2 (from gene editing / genomics methodology)
Tingting Cong; Run-Da Xu; Xuan-Cheng Chen; Jun-Song Yuan; Zuo-Miao Lin — Nature Communications 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

This paper presents an off-target detection method for CRISPR editors relevant to future gene correction of missense variants like A565T, but has no direct connection to SAMHD1 biology or the interferon-mitochondrial pathway.
DOI: 10.1038/s41467-026-76778-9

Post-translational control of MAVS signaling: linking mitochondrial antiviral immunity to metabolic and cellular stress contexts (from virology/biochemistry of mitochondrial signaling)
Nao Morimoto; Tomohiko Okazaki — Frontiers in Physiology 2026
Score: 4/10 | Pathways: cGAS-STING, other

MAVS/RLR pathway is a parallel mitochondrial-innate immune signaling axis distinct from but conceptually adjacent to the cGAS-STING/IFN-I pathway central to SAMHD1 interferonopathy, without direct SAMHD1 or NLRP3/VDAC1/ISG15 mechanistic overlap.
DOI: 10.3389/fphys.2026.1907325

Itaconate and its derivatives in human health and diseases. (from immunometabolism)
Gu Jianyou; Zhang Wenying; Zhang Junfeng; Zeng Silue; Xia Renpei — 2026
Score: 3/10 | Pathways: NLRP3, other

This is a general review of itaconate/IRG1-ACOD1 immunometabolism with tangential relevance to NLRP3-driven inflammation but no direct connection to SAMHD1, dNTPase, cGAS-STING, or mitochondrial dNTP transport pathways central to this disease.
DOI: 10.1038/s41392-026-02936-6

Tumor microenvironment and signaling pathways in melanoma brain metastasis. (from Oncology/neuro-oncology)
Rosell Rafael; González-Cao María; Olmo-González Daniel; Hold Emilia; Molina-Vil — Annals of translational medicine 2026
Score: 3/10 | Pathways: cGAS-STING, other

This melanoma brain metastasis review touches on cGAS-STING/TBK1 and mitochondrial dysfunction mechanisms but is focused on oncology/tumor microenvironment unrelated to SAMHD1 A565T pathophysiology.
DOI: 10.21037/atm-2026-0127

Context-dependent roles of cGAS-STING signaling in glioblastoma: Therapeutic resistance, drug delivery, and heterogeneity-informed translation. (from Neuro-oncology)
— Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie 2026
Score:
3/10** | Pathways: cGAS-STING, NF-kB-IKK

This is a glioblastoma-focused oncology review discussing cGAS-STING/NF-kB signaling in tumor context, with no direct connection to SAMHD1, its mechanistic pathways, or the family phenotype spectrum.
DOI: 10.1016/j.biopha.2026.119915

Elucidate the structural role of helper lipids in modulating hepatic expression following repeated intravenous administration of mRNA-LNPs (from pharmaceutical sciences/nanomedicine drug delivery)
Jia-Hao Ge; Xiaochen Bo; Xinye Zhu; M. Long; Yi-Qing Zhang — Materials Today Bio 2026
Score: 3/10 | Pathways: gene-therapy-delivery

This paper concerns mRNA-LNP formulation for hepatic protein delivery and gene editing, with only tangential relevance via IL-6/inflammation induction by lipid components, not directly connected to SAMHD1 or the core interferon-mitochondrial pathways.
DOI: 10.1016/j.mtbio.2026.103621

Twelve Japanese patients with POLG-related disorders: Population-specific genetic differences of POLG variants in Japan and Europe. (from Clinical genetics/mitochondrial medicine (pediatric neurology))
Ueda Nahoko Katayama; Mimaki Masakazu; Wang Zhaoxia; Mizuno Yoko; Namai Yoshiyuk — Brain & development 2026
Score: 3/10 | Pathways: POLG-mtDNA

This paper concerns POLG mutation epidemiology in classic mitochondrial disease (PEO, mtDNA deletions) in Japanese patients, not related to SAMHD1 pathway or interferon-mitochondrial crosstalk, though POLG stalling is a downstream node in the PURPLE loop.
DOI: 10.1016/j.braindev.2026.104590

Factors associated with hyperuricemia in overweight or obese adults of Shenzhen, China. (from Epidemiology/Endocrinology)
Tang Leyao; Dai Wenjie; Xiong Ni; Liang Liping; Wu Xin Yin — 2026
Score: 3/10 | Pathways: urate-NLRP3

This is a population epidemiology study on hyperuricemia risk factors in obesity unrelated to SAMHD1 mechanisms, only tangentially touching the GOLD pathway (dGTP→uric acid→NLRP3) via urate biology without any mechanistic or genetic link.
DOI: 10.1038/s41598-026-68519-1

Autoimmunity: Molecular Mechanisms, Biomarkers, and Therapeutic Opportunities. (from General rheumatology/autoimmunity review)
Kuang Jialong; Zhu Yin; Xu Fang; Liu Yongjing; Li Yuan — 2026
Score: 3/10 | Pathways: JAK-STAT, treatment-target, other

This is a broad general review of autoimmune disease mechanisms (immunometabolism, epigenetics, RNA regulation) without any specific mention of SAMHD1, cGAS-STING, NLRP3, interferonopathy, or mitochondrial dNTP pathways central to the SAMHD1 A565T syndrome.
DOI: 10.1002/mco2.70905

WEAK IMMUNITY DURING INSOMNIA (from Sleep medicine)
— Special journal of the Medical Academy and other Life Sciences 2026
Score:
3/10** | Pathways: ME-CFS, clinical-phenotype

This low-quality, non-peer-reviewed-looking survey on insomnia and immunity mentions mitochondrial dysfunction and ME/CFS tangentially but provides no mechanistic data on SAMHD1, interferon, or inflammasome pathways relevant to the family syndrome.
DOI: 10.58676/sjmas.v4i8.190


Pathway Coverage This Week

  • treatment-target: 14 papers
  • cGAS-STING: 12 papers
  • NLRP3: 8 papers
  • other: 6 papers
  • ISG15-mitophagy: 5 papers
  • urate-NLRP3: 5 papers
  • NF-kB-IKK: 4 papers
  • clinical-phenotype: 4 papers
  • gene-therapy-delivery: 4 papers
  • mito-ROS-NF-kB: 3 papers
  • prime-editing: 3 papers
  • JAK-STAT: 2 papers
  • POLG-mtDNA: 2 papers
  • ME-CFS: 2 papers
  • NF-kB-NLRP3-priming: 2 papers
  • VDAC1: 1 papers
  • dNTPase: 1 papers

SAMHD1 Research Digest — 2026-09-09

Generated by samhd1_monitor | Model: claude-sonnet-5

Summary: 13 papers evaluated | 1 high-relevance (≥7) | 6 medium (5–6) | 6 low (3–4) | 0 scored <3


🔴 High Relevance (Score 7–10)

Auto-added to Zotero (threshold ≥6)

Metabolic regulation of mitochondrial DNA (mtDNA) homeostasis. (from mitochondrial biology/metabolism)
Medeiros Tania Catarina; Calabrese Gaetano — Biochimica et biophysica acta. Molecular cell research 2026
Score: 7/10 | Pathways: POLG-mtDNA, mito-dNTP-transport, nucleotide-rewiring, dNTPase

This review directly addresses mitochondrial nucleotide pool regulation and POLG-driven mtDNA replication/quality control, mechanistically central to the PURPLE/GOLD streams of dGTP-driven mitochondrial dysfunction in SAMHD1 haploinsufficiency.
DOI: 10.1016/j.bbamcr.2026.120220

🟡 Medium Relevance (Score 5–6)

Score ≥6 auto-added to Zotero; lower scores: review manually

The Oxidative–Mitochondrial–Inflammatory Axis in Retinitis Pigmentosa: Extracellular mtDNA as Biomarker and Therapeutic Read-Out (from Ophthalmology (retinitis pigmentosa))
— Antioxidants 2026
Score:
6/10** | Pathways: cGAS-STING, NLRP3, POLG-mtDNA, treatment-target

This review details mtDNA release-driven cGAS-STING/TLR9/NLRP3 neuroinflammation via oxidative-mitochondrial dysfunction, directly paralleling the BLUE/PURPLE loops in SAMHD1 pathology though in a distinct retinal degeneration context.
DOI: 10.3390/antiox15091110

Understanding Dysfunctional Autophagy and Mitophagy in Inflammatory Cardiovascular Disease. (from Cardiology)
Michael E. Kaiser; Toni-ann Lewis; M. Malekan; Manish A. Parikh; Gioia Turitto — Cardiology in review 2026
Score: 6/10 | Pathways: NLRP3, mito-ROS-NF-kB, ISG15-mitophagy, clinical-phenotype

Details mitophagy/autophagy failure, mtDNA/DAMP release, and NLRP3-driven pyroptosis in cardiovascular inflammation, directly paralleling the mitochondrial-NLRP3-IL-1β mechanistic axis relevant to the SAMHD1 interferon-mitochondrial syndrome's cardiac phenotype risk.
DOI: 10.1097/crd.0000000000001302

Organelle-orchestrated cGAS-STING signaling and its role in neurodegeneration. (from Neurodegeneration/organelle biology)
Jin-Yue Liu; Sheng-ye Liu; Li-Xian Ran; Wenhao Qiao; Fan Zhang — Pharmacological research 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target

This review details organelle regulation of cGAS-STING (mitochondria, ER, MAMs, Golgi, lysosomes) and its role in chronic neuroinflammation, directly relevant to the BLUE loop mechanism (VDAC1/mtDNA/cGAS/STING/IFN-I) underlying the SAMHD1 A565T interferonopathy and its neurologic/AuDHD phenotypes, though it does not address SAMHD1 or NLRP3/NF-kB crosstalk directly.
DOI: 10.1016/j.phrs.2026.108216

Peroxiredoxin 6 limits mitochondrial peroxidation to prevent mitochondrial ER contact site assembly and inflammatory signalling following adaptive stress (from muscle physiology/redox biology)
PengLin Li; Yating Zheng; Jiwang Tang; Qin Xia; José C Casas-Martinez — bioRxiv 2026
Score: 6/10 | Pathways: VDAC1, NLRP3, mito-ROS-NF-kB, treatment-target

Demonstrates mitochondrial lipid peroxidation driving mtDNA release via MERCS/calcium dysregulation and innate immune activation, mechanistically paralleling the VDAC1-mtDNA-cGAS/NLRP3 axis central to SAMHD1 haploinsufficiency pathology even though SAMHD1 itself is not studied.
DOI: 10.64898/2026.07.24.740509

p300 Degradation by the p53-SIAH1 Axis Relieves TBK1 Acetylation to Enhance Innate Antiviral Immunity. (from virology/molecular oncology (p53-SIAH1-p300 axis in antiviral immunity))
Yu Huidi; Zhan Zhihao; Pan Xiaoxiang; Zhang Xinyue; Liu Penggang — Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2026
Score: 6/10 | Pathways: cGAS-STING, NF-kB-IKK, treatment-target

Identifies p300-mediated TBK1 acetylation as a brake on IRF3-driven type I IFN production, directly relevant to the BLUE cGAS-STING-IRF3-IFN loop and NF-kB/IKK crosstalk central to the SAMHD1 interferonopathy model, though not SAMHD1-specific.
DOI: 10.1002/advs.76101

Next-Generation Genome Editing: Overcoming CRISPR-Cas9 Limitations with Prime Editing and PASTE Technology (from gene therapy/genome engineering)
Vikash Kumar; Aman Kumar; Balak Das Kurmi — Current Pharmacogenomics and Personalized Medicine 2026
Score: 5/10 | Pathways: prime-editing, gene-therapy-delivery

General review of prime editing and PASTE technology relevant as a future correction strategy for a heterozygous missense variant like SAMHD1 A565T, but does not address SAMHD1 or its mechanisms directly.
DOI: 10.2174/0118756921492763260804044215

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

Cell-Free Mitochondrial DNA as a Damage-Associated Molecular Pattern and Candidate Biomarker in Sickle Cell Disease Vaso-Occlusive Crisis: A Scoping Review (from Hematology (sickle cell disease))
Amoako Jerriod Paul Amoako; Owusu-Andoh Alexis; PSVV Charan; Atta-Poku Doris Ewu — 2026
Score: 4/10 | Pathways: cGAS-STING, VDAC1, clinical-phenotype

This scoping review discusses cf-mtDNA as a DAMP activating cGAS-STING-TBK1 in sickle cell vaso-occlusive crisis, mechanistically parallel to the BLUE loop but in a distinct disease with no SAMHD1 connection.
DOI: 10.21203/rs.3.rs-10864540/v1

ZBP1-mediated sensing of genomic stress in cancer therapy (from Oncology/cell death biology)
Xiao Zhong; Siddharth Balachandran; Ting Zhang — Ferroptosis and Oxidative Stress 2026
Score: 3/10 | Pathways: other

ZBP1/necroptosis/RIPK3 cancer-therapy pathway is a distinct innate nucleic-acid sensing axis with only tangential overlap (Z-RNA/R-loop stress) to SAMHD1's cGAS-STING/NLRP3/mitochondrial mechanisms, and no direct SAMHD1 or family-phenotype connection.
DOI: 10.70401/fos.2026.0035

Somatic Genome Editing in Cardiovascular Disease: Platforms, Targets, and Translational Progress (from cardiology/gene therapy)
Khawli George; Gorini Francesca; Palazzo Mariangela; Daher Jalil; Borghini Andre — preprint (preprint) 2026
Score: 3/10 | Pathways: prime-editing, gene-therapy-delivery

This is a general review of somatic genome-editing platforms for cardiovascular disease (liver PCSK9/ANGPTL3/TTR, myocardial MYH7/MYBPC3) with no connection to SAMHD1, interferon/inflammasome pathways, or myeloid/immune cell correction strategies relevant to A565T.
DOI: 10.20944/preprints202609.0314.v1

Cascade-catalytic microneedles convert the tumor cholesterol shield into an oxidative spear for self-amplifying ferroptosis-driven cancer immunotherapy. (from Oncology/nanomedicine biomaterials engineering)
Rongjie Yang; Yu Zhang; Yushu Dong; Shuiling Chen; Ming Li — Biomaterials 2026
Score: 3/10 | Pathways: cGAS-STING

This paper uses cGAS-STING activation as a downstream immunotherapy mechanism in cancer nanomedicine, but is unrelated to SAMHD1 biology, dNTP metabolism, or the interferon-mitochondrial syndrome described in the disease profile.
DOI: 10.1016/j.biomaterials.2026.124474

From immune dysregulation to renal injury: mechanistic insights and translational opportunities in immune-mediated nephropathies. (from Nephrology)
Xiaoming Wang — Frontiers in cell and developmental biology 2026
Score: 3/10 | Pathways: cGAS-STING, NLRP3, JAK-STAT, NF-kB-IKK, other

This nephrology review discusses cGAS-STING, NLRP3, NF-κB, and JAK-STAT pathways generically in immune-mediated kidney disease but has no direct connection to SAMHD1, its variants, or the documented family phenotypes.
DOI: 10.3389/fcell.2026.1878787

Single-Cell and Spatial Transcriptomics Define Eosinophil Heterogeneity during Influenza A Virus-induced Exacerbation of Fungal Allergic Asthma in C57BL/6 mice. (from pulmonology/immunology (allergic asthma and influenza))
Veltri Anthony J; Wells Anthony J; Baus Magdaline; Mathur Sameer K; Samarasinghe — Journal of leukocyte biology 2026
Score: 3/10 | Pathways: JAK-STAT, other

Samhd1 appears only as one of many interferon-stimulated genes noted in a mouse eosinophil single-cell transcriptomics study of flu/asthma, with no mechanistic or clinical link to SAMHD1 haploinsufficiency or the syndrome described.
DOI: 10.1093/jleuko/qiag120


Pathway Coverage This Week

  • cGAS-STING: 6 papers
  • NLRP3: 4 papers
  • treatment-target: 4 papers
  • other: 3 papers
  • POLG-mtDNA: 2 papers
  • mito-ROS-NF-kB: 2 papers
  • clinical-phenotype: 2 papers
  • VDAC1: 2 papers
  • NF-kB-IKK: 2 papers
  • prime-editing: 2 papers
  • gene-therapy-delivery: 2 papers
  • JAK-STAT: 2 papers
  • mito-dNTP-transport: 1 papers
  • nucleotide-rewiring: 1 papers
  • dNTPase: 1 papers
  • ISG15-mitophagy: 1 papers

Iterative genetic testing identifies SAMHD1 deficiency caused by a homozygous balanced translocation

The finding

This case report describes a patient with clinical features overlapping familial chilblain lupus—perniosis, acral autoamputation, small joint arthritis—alongside a type I interferon transcriptomic signature. Using a stepwise combination of exome sequencing, transcriptomics, and long-read genome sequencing, the authors identified a homozygous, balanced, reciprocal translocation disrupting the SAMHD1 locus (chr20q11.23) and joining it to chr17p11.2, with RNA-seq showing transcript coverage limited to SAMHD1's first four exons. This is reported as the first inborn error of immunity attributed to a homozygous balanced translocation.

Where it fits

This paper is a complete loss-of-function case, not a partial one — structurally, it sits far upstream of the SAMHD1 p.A565T model. Where A565T leaves ~40-60% residual dNTPase activity and produces a graded, "smouldering" phenotype, this translocation truncates the transcript after exon 4, effectively eliminating SAMHD1 protein output. The clinical consequence — a strong type I IFN signature — is consistent with unrestrained flux through the root-cause pathway feeding Loop A: loss of SAMHD1 control over dNTP pools and mitochondrial DNA release, driving cGASSTINGIRF3 signaling and downstream ISG induction. It's a useful boundary case: it shows what happens at the far end of the SAMHD1-dosage spectrum from the heterozygous, partial-function A565T model this project studies, reinforcing the idea that SAMHD1 sits on a dosage continuum from asymptomatic heterozygosity to classical Aicardi-Goutières-like presentations.

Caveats

  • This is a complete biallelic loss-of-function (homozygous translocation truncating the gene), fundamentally different from the heterozygous, partial-activity A565T variant this project models — mechanisms and severity should not be extrapolated directly.
  • Single case report: no functional dNTPase assays, no mitochondrial/inflammasome readouts, and no data on NLRP3 or IL-18 axis involvement — the paper documents an IFN signature by transcriptomics only, not pathway mechanism.
  • Co-occurring pathogenic MN1 variant complicates phenotype attribution; the authors themselves separate MN1-driven features (microcephaly, hearing loss) from the SAMHD1-attributable immune phenotype, but overlap/confounding in a single patient can't be fully excluded.

What to watch

Whether functional follow-up (e.g., IFN signature reversal with JAK inhibition, or dNTP pool measurement) is pursued in this patient, and whether this translocation mechanism is found in other undiagnosed interferonopathy cases where standard exome sequencing missed structural variants entirely.


Source: Iterative genetic testing identifies SAMHD1 deficiency caused by a homozygous balanced translocation. — Journal of human immunity 2026.

SAMHD1 Research Digest — 2026-08-30

Generated by samhd1_monitor | Model: claude-sonnet-5

Summary: 22 papers evaluated | 3 high-relevance (≥7) | 7 medium (5–6) | 12 low (3–4) | 0 scored <3

⚠️ Partial run: preprint returned no papers (likely rate-limited). Coverage this week is incomplete; the missed papers are not marked seen and will be picked up on the next run.


🔴 High Relevance (Score 7–10)

Auto-added to Zotero (threshold ≥6)

Iterative genetic testing identifies SAMHD1 deficiency caused by a homozygous balanced translocation. (from Clinical genetics/genomics (structural variant diagnostics))
Baker Paul J; Zhang Yaoyuan; Bishop Imogen; Cleveland Madeline L; McAllan Alexan — Journal of human immunity 2026
Score: 9/10 | Pathways: cGAS-STING, JAK-STAT, AGS-spectrum, dNTPase, clinical-phenotype

Directly demonstrates SAMHD1 loss-of-function via a novel structural variant (balanced translocation) causing type I interferon signature and familial chilblain lupus, reinforcing the core SAMHD1-interferonopathy mechanism relevant to the A565T haploinsufficiency model.
DOI: 10.70962/jhi.20260044

Mitophagy mitigates mitochondrial DNA-induced activation of cGAS-STING in autoimmune thyroiditis (from Endocrinology (autoimmune thyroiditis))
Xiao-Chen Xie; Yang Guo; Ran Guo; Yongze Li; Shan-Shan Wang — Nature Communications 2026
Score: 8/10 | Pathways: cGAS-STING, ISG15-mitophagy, NF-kB-IKK, treatment-target, clinical-phenotype

Demonstrates that mitophagy failure (PINK1/Parkin/TAX1BP1 axis, mechanistically parallel to ISG15-mediated mitophagy block in the RED stream) causes mtDNA leakage and cGAS-STING-driven autoimmune inflammation, directly reinforcing the BLUE/RED loop mechanism and validating STING inhibition (C176) as a therapeutic strategy relevant to the SAMHD1 interferonopathy model.
DOI: 10.1038/s41467-026-76047-9

APOE4-AGE axis is linked to mtDNA release and cGAS-STING mediated neuroinflammation in the aging brain. (from Neurodegeneration/Alzheimer's disease research)
Akhter Firoz; Akhter Asma; Zhou Jasmine; Xi Michelle; Zhu Donghui — Free radical biology & medicine 2026
Score: 7/10 | Pathways: cGAS-STING, mito-ROS-NF-kB, clinical-phenotype

Demonstrates mtDNA release triggering cGAS-STING-TBK1-IRF3-driven type I interferon and neuroinflammation via mitochondrial dysfunction, directly paralleling the BLUE loop mechanism (VDAC1/mtDNA/cGAS/STING/IFN-I) central to the SAMHD1 syndrome, though in an APOE4/AGE-RAGE rather than SAMHD1 context.
DOI: 10.1016/j.freeradbiomed.2026.08.054

🟡 Medium Relevance (Score 5–6)

Score ≥6 auto-added to Zotero; lower scores: review manually

Mitochondrial immunometabolism in sepsis: bridging immune cell dysfunction and organ failure (from Critical care/sepsis immunometabolism)
Xingzhan Zhang; Ling Zhao; Wei Fu; Lili Pan; Huanhuan Wu — Frontiers in Immunology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, mito-ROS-NF-kB, treatment-target

Reviews mitochondrial mtDNA/mtROS-driven cGAS-STING and NLRP3 activation and its crosstalk with NF-kB in immune cells, mechanistically overlapping with the BLUE/PURPLE/GOLD loops in the SAMHD1 model even though sepsis rather than SAMHD1 haploinsufficiency is the trigger.
DOI: 10.3389/fimmu.2026.1921226

Interferon Regulatory Factors as Potential Therapeutic Targets in Cardiovascular Disease: Focusing on Vascular Inflammation (from Cardiology/vascular biology)
Chen-Xi Bai; Wei-Xu Liu; Yu-Bo Wang; Hui-Xia Zhu; Xing Fan — International Journal of Molecular Sciences 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, JAK-STAT, NF-kB-IKK, treatment-target

Reviews IRF1/3/5/7 pro-inflammatory signaling via cGAS-STING/NLRP3/NF-kB/JAK-STAT in vascular disease, mechanistically parallel to the IFN-I/NLRP3 axis in SAMHD1 A565T interferonopathy but without direct SAMHD1 or mitochondrial dNTP linkage, and offers cardiovascular relevance given the family's cardiac/vascular phenotype risk.
DOI: 10.3390/ijms27177647

p21 (CDKN1A) Is the Major Driver of Sulforaphane-Mediated Reduction in SAMHD1 T592 Phosphorylation in Macrophages. (from virology/pharmacology (HIV restriction and nutraceutical NRF2 signaling))
Marcelino Bianka Nicolle Pena; Girard Kiersten; Letourneau Lauren; Lewin Andrew; — Biomolecules 2026
Score: 6/10 | Pathways: dNTPase, treatment-target, other

Demonstrates regulation of SAMHD1 phosphorylation (T592) via p21/CDK in macrophages and its role in antiviral restriction, relevant to SAMHD1 functional regulation though not the A565T dNTPase catalytic mechanism directly.
DOI: 10.3390/biom16081213

Investigating the Role of Type I Interferon Signaling on Muscle Disease Using Mouse Models. (from Rheumatology/Muscle disease (myositis))
Spathis Rita; Narvesen Sabrina; Robles Kuriplach Deeva; Huang Karen; Sundar Teja — Arthritis & rheumatology (Hoboken, N.J.) 2026
Score: 6/10 | Pathways: JAK-STAT, treatment-target, clinical-phenotype

Demonstrates JAK inhibitor (tofacitinib) suppression of type I IFN signature and improved survival in murine myositis models driven by IFN-beta overexpression, directly supporting JAK-STAT as a therapeutic target relevant to the SAMHD1 interferonopathy mechanism though not SAMHD1-specific.
DOI: 10.1002/art.70096

Development of mitochondrial mutator pigs exhibiting increased mitochondrial DNA mutations and premature aging via prime editing. (from Comparative/translational aging biology using large-animal (porcine) prime-editing models)
Chen Fangbing; Liang Yanhui; Zheng Wei; Yao Aobo; Wang Ning — Science advances 2026
Score: 5/10 | Pathways: POLG-mtDNA, prime-editing, gene-therapy-delivery

Demonstrates POLG proofreading-deficiency-driven mtDNA mutation accumulation and premature aging using prime editing in a large animal model, directly relevant to the PURPLE-stream POLG stalling node and to prime-editing technology tracked for future SAMHD1 correction, though not immune-cell or SAMHD1-specific.
DOI: 10.1126/sciadv.adu0632

Alcohol intake reprograms hepatic immune-metabolic circuits to exacerbate murine atherosclerosis and human cardiovascular risk. (from Hepatology/Cardiology)
Hoebinger Constanze; Semmler Georg; Petrenko Oleksandr; Rajcic Dragana; Hoffelne — JHEP reports : innovation in hepatology 2026
Score: 5/10 | Pathways: urate-NLRP3, NLRP3, clinical-phenotype

Demonstrates hyperuricemia-driven hepatic NLRP3 upregulation and inflammasome activation linked to dyslipidemia and cardiovascular risk, paralleling the GOLD pathway (dGTP→purine catabolism→uric acid→NLRP3) in the SAMHD1 model though not SAMHD1-specific.
DOI: 10.1016/j.jhepr.2026.101932

Understanding cardiovascular aging as a disorder of mitochondrial network (from Cardiology/cardiovascular aging)
Taslima Akter Shila; Dhrubo Ahmad; Jianli Zhao; Huilan Tan; Bo Wang — The journal of cardiovascular aging 2026
Score: 5/10 | Pathways: cGAS-STING, mito-ROS-NF-kB, clinical-phenotype

This review discusses mitochondrial DNA/vesicle release activating cGAS-STING and driving sterile inflammation in cardiovascular aging, which parallels the SAMHD1-driven mitochondrial-interferon mechanism but lacks direct SAMHD1 or NLRP3/inflammasome linkage and focuses on aging rather than the specific disease pathway.
DOI: 10.20517/jca.2026.07

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

From mechanical adaptation to innate immune reprogramming in osteoarthritis: a load-immunity framework (from Orthopedics/Rheumatology (mechanobiology of osteoarthritis))
Shiguo Zuo; Lijun He; Z. Hou; Quanliang Tian; Yilong Yang — Frontiers in Immunology 2026
Score: 4/10 | Pathways: cGAS-STING, NLRP3, mito-ROS-NF-kB

Discusses cGAS-STING and NLRP3 mitochondrial danger-signal pathways shared with the SAMHD1 mechanism but in an osteoarthritis mechanical-loading context unrelated to SAMHD1 dysfunction or the family phenotype spectrum.
DOI: 10.3389/fimmu.2026.1931112

Post-translational control of MAVS signaling: linking mitochondrial antiviral immunity to metabolic and cellular stress contexts (from Mitochondrial biochemistry/virology (PTM signaling biology))
Nao Morimoto; Tomohiko Okazaki — Frontiers in Physiology 2026
Score: 4/10 | Pathways: cGAS-STING, VDAC1, other

This paper details PTM regulation of MAVS, a mitochondrial RLR adaptor producing type I IFN, offering a conceptually parallel but mechanistically distinct pathway to the SAMHD1-VDAC1-cGAS-STING axis without direct SAMHD1 or NLRP3/ISG15 involvement.
DOI: 10.3389/fphys.2026.1907325

Advances in prime editing: Molecular innovations, Large-fragment engineering, and AI-driven design. (from genome engineering/synthetic biology)
Muhammad Waqar; Cao Xi; Umar Aziz; Nauman Khan; Jiao Ziao — Biodesign research 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

General review of prime editing technology advances with no immune/myeloid-specific application or SAMHD1 correction focus, offering only background relevance to future gene therapy translation.
DOI: 10.1016/j.bidere.2026.100104

The Role of Skeletal Muscle Mitochondria in NLRP3 Inflammasome Signaling. (from exercise physiology/skeletal muscle biology)
Sangha Jada; Hood David A — Biomolecules 2026
Score: 4/10 | Pathways: NLRP3, mito-ROS-NF-kB

Reviews mitochondrial DAMP-driven NLRP3 activation and exercise mitigation in skeletal muscle, relevant to the mitochondrial-inflammasome mechanism but lacks SAMHD1, interferon, or clinical-phenotype connections central to this disease profile.
DOI: 10.3390/biom16081218

Glyphosate induces intestinal inflammatory injury associated with mitochondrial-lysosomal dysfunction, cGAS-STING activation, and pyroptosis-related responses in common carp (Cyprinus carpio L.). (from aquatic toxicology/veterinary environmental science)
Zhang Shuyue; Ji Xiaofeng; Zhong Haoyu; Wang Zehui; Li Xiaohui — Fish & shellfish immunology 2026
Score: 4/10 | Pathways: cGAS-STING, NLRP3, mito-ROS-NF-kB

This fish toxicology study demonstrates mtDNA release-cGAS-STING-NLRP3-pyroptosis signaling analogous to Loop A/B mechanisms in the SAMHD1 model, but is a non-mammalian xenobiotic toxicity paper without direct genetic or clinical relevance to SAMHD1 haploinsufficiency.
DOI: 10.1016/j.fsi.2026.111682

Non-invasive Ultra-early in Utero Detection and Precision CRISPR-mediated Correction of Monogenic Embryonic Mutations: A Critical Appraisal of a Hypothetical Therapeutic Framework (from Prenatal diagnostics / gene therapy delivery)
S. Bittmann; E. Luchter; E. Moschüring-Alieva — Asian Journal of Medicine and Health 2026
Score: 3/10 | Pathways: prime-editing, gene-therapy-delivery, pregnancy-fetal

This is a general critical review of in utero cfDNA detection and CRISPR/prime-editing correction for monogenic disease, not specific to SAMHD1 or its core inflammatory pathways, but tangentially relevant as background for future gene-correction strategies applicable to a heterozygous missense variant like A565T.
DOI: 10.9734/ajmah/2026/v24i91427

From immune dysregulation to renal injury: mechanistic insights and translational opportunities in immune-mediated nephropathies (from Nephrology/Rheumatology)
Xiaoming Wang — Frontiers in Cell and Developmental Biology 2026
Score: 3/10 | Pathways: NLRP3, cGAS-STING, JAK-STAT, NF-kB-IKK

This is a general nephrology review of immune-mediated kidney diseases touching on shared innate-immune pathways (NLRP3, cGAS-STING, NF-kB, JAK-STAT) that overlap thematically with the SAMHD1 interferon-mitochondrial mechanism but has no direct SAMHD1, mitochondrial dNTP, or ME/CFS/family phenotype connection.
DOI: 10.3389/fcell.2026.1878787

A PepFect14 analog improves non-viral CRISPR delivery in primary human cells to facilitate genome editing and repair. (from Dermatology/gene therapy bioengineering)
A. du Rand; Courtney Masterson; Daniel J Verdon; Andrew Siow; E. Loef — Bioengineering & translational medicine 2026
Score: 3/10 | Pathways: gene-therapy-delivery

This paper describes a non-viral CRISPR delivery peptide for skin cell genome editing in epidermolysis bullosa, which is a gene-editing delivery advance but not targeted at myeloid/immune cells or SAMHD1 correction and thus only tangentially related.
DOI: 10.1002/btm2.70172

Delivering the blueprint: Advances and challenges in mRNA therapeutics for the respiratory system (from pulmonology/pharmaceutics)
Fangru Jia; Linlin Ma; Yanan Li — International Journal of Pharmaceutics: X 2026
Score: 3/10 | Pathways: gene-therapy-delivery

This review covers mRNA-LNP delivery to lung tissue generally, with only tangential relevance to SAMHD1 gene therapy since it doesn't address myeloid/HSC editing or immune cell delivery specific to the disease model.
DOI: 10.1016/j.ijpx.2026.100634

Neurotensin receptor agonist PD149163 modulates LPS-induced sub-acute gut inflammation by inhibiting TLR4/NF-κB/NLRP3 inflammasome pathway: In vivo, in silico and network pharmacology analyses. (from Gastroenterology/pharmacology)
Singh Priya; Mohanty Banalata — International immunopharmacology 2026
Score: 3/10 | Pathways: NLRP3, NF-kB-IKK

This paper studies TLR4/NF-κB/NLRP3 inhibition by a neurotensin receptor agonist in LPS-induced gut inflammation in mice, sharing pathway components with the SAMHD1 model but with no connection to SAMHD1, interferonopathy, or mitochondrial dNTP mechanisms.
DOI: 10.1016/j.intimp.2026.117321

Pain and Analgesic Doses Versus Free Interleukin 18 (IL-18F) Blood Levels Following Surgery: A Prospective Randomized Study of Patients With Minilaparotomy Cholecystectomy Versus Laparoscopic Cholecystectomy. (from Surgery/pain medicine)
Eskelinen Matti; Kuosmanen Viivi; Selander Tuomas; Kaarniranta Kai; Saimanen Iin — In vivo (Athens, Greece) 2026
Score: 3/10 | Pathways: NLRP3, clinical-phenotype

This paper studies IL-18/IL-18BP as postoperative pain biomarkers after cholecystectomy, touching the NLRP3-IL-18 axis and the family's cholecystectomy clustering phenotype but without any SAMHD1, interferon, or mitochondrial mechanism linkage.
DOI: 10.21873/invivo.14435

Generation of two homozygous iPSC lines carrying variants of uncertain significance in LMNA associated with cardiomyopathy. (from Cardiology/stem cell genetics)
Liu Lu; Wu David; Manhas Amit; Noishiki Chikage; Tripathi Dipti — Stem cell research 2026
Score: 3/10 | Pathways: prime-editing

This paper demonstrates prime editing to generate LMNA VUS iPSC lines for cardiomyopathy research, technically relevant to gene correction methodology but unrelated to SAMHD1 or its associated pathways.
DOI: 10.1016/j.scr.2026.104086


Pathway Coverage This Week

  • cGAS-STING: 10 papers
  • NLRP3: 9 papers
  • clinical-phenotype: 7 papers
  • mito-ROS-NF-kB: 6 papers
  • treatment-target: 5 papers
  • gene-therapy-delivery: 5 papers
  • JAK-STAT: 4 papers
  • NF-kB-IKK: 4 papers
  • prime-editing: 4 papers
  • dNTPase: 2 papers
  • other: 2 papers
  • AGS-spectrum: 1 papers
  • ISG15-mitophagy: 1 papers
  • POLG-mtDNA: 1 papers
  • urate-NLRP3: 1 papers
  • VDAC1: 1 papers
  • pregnancy-fetal: 1 papers

SAMHD1 Research Digest — 2026-08-12

Generated by samhd1_monitor | Model: claude-sonnet-5

Summary: 8 papers evaluated | 1 high-relevance (≥7) | 3 medium (5–6) | 4 low (3–4) | 0 scored <3


🔴 High Relevance (Score 7–10)

Auto-added to Zotero (threshold ≥6)

PEG3 inhibits mitophagy of papillary thyroid carcinoma through ISG15/VCP axis (from Oncology (thyroid carcinoma))
Bing Wang; Jing Yao; Zheng Wan; Xin Miao; Zelong Yang — Cellular and Molecular Life Sciences 2026
Score: 7/10 | Pathways: ISG15-mitophagy, treatment-target

This paper directly demonstrates ISG15 binding to and stabilizing VCP to promote mitophagy, providing mechanistic support for the RED pathway (ISG15-mediated mitophagy blockade) in the SAMHD1 interferon-mitochondrial syndrome model, though in a cancer rather than interferonopathy context.
DOI: 10.1007/s00018-026-06368-x

🟡 Medium Relevance (Score 5–6)

Score ≥6 auto-added to Zotero; lower scores: review manually

Cholesterol Drives IFITM3+ Microglia Activation and Induces STING Mediated Neuroinflammation After Ischemic Stroke. (from Neurology/stroke)
Cheng Yue; Zhou Yuxi; Chen Yonghui; Shen Tianni; Li Yan — CNS neuroscience & therapeutics 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, treatment-target

This paper demonstrates mitochondrial DNA leakage driving STING-mediated NLRP3 inflammasome activation in microglia via cholesterol-induced IFITM3+ activation, directly paralleling the BLUE/PURPLE loop mechanism (mtDNA fragments → cGAS/STING → inflammation) and using pharmacological STING inhibition (C-176, analogous to therapeutic targets in the SAMHD1 pathway) as a treatment strategy relevant to interferonopathy management.
DOI: 10.1002/cns.71073

cGAS-STING targeting offers a novel therapeutic paradigm in hemorrhagic stroke. (from Neurology/stroke)
Wang Yu; Dou Lidong; Gao Ying; Zhang Ming; Wang Zhiji — Tissue & cell 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, treatment-target

Reviews cGAS-STING/mtDNA-driven neuroinflammation and NLRP3 activation with pharmacological inhibitors (RU.521, H-151), directly relevant to the BLUE loop mechanism though in a distinct clinical context (hemorrhagic stroke rather than SAMHD1 interferonopathy).
DOI: 10.1016/j.tice.2026.103851

The Role of SAMHD1 in Viral Resistance and Transduction Efficiency Challenges in Pediatric Hematological Malignancies: Mechanistic Insights and Clinical Perspectives. (from Pediatric hematology-oncology / gene therapy)
Alzamzami Waseem — European journal of haematology 2026
Score: 6/10 | Pathways: dNTPase, gene-therapy-delivery, treatment-target, clinical-phenotype

Reviews SAMHD1 dNTPase biology, viral restriction (Vpx), and lentiviral gene therapy transduction barriers relevant to gene correction strategies, though focused on pediatric leukemia rather than A565T haploinsufficiency or interferon-mitochondrial mechanism.
DOI: 10.1111/ejh.70027

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

From xanthine oxidase inhibition to inflammasome regulation: exploring the potential role of allopurinol in TXNIP-NLRP3 signaling and pyroptosis in diabetes. (from Endocrinology/diabetes pharmacology)
Qamar Faiz; Parveen Ramsha; Vaseem Mohd; Ahmad Tufail; Vohora Divya — Inflammopharmacology 2026
Score: 4/10 | Pathways: NLRP3, urate-NLRP3

Reviews xanthine oxidase/TXNIP-NLRP3 pyroptosis in diabetes—touches the GOLD (uric acid-NLRP3) axis conceptually but is disease-context (diabetes) rather than SAMHD1/interferonopathy-driven and offers no mitochondrial dNTP or IFN-I linkage.
DOI: 10.1007/s10787-026-02354-8

Establishment of a scalable engineered cell-line platform for direct, GMP-grade production of eVLP vectors enabling streamlined generation of gene-edited CAR-T/NK cells. (from cell and gene therapy manufacturing/bioengineering)
Lin Wei; Shi Jiaru; Chen Hanyi; Chai Ruikai; Zhu Sha — Frontiers in immunology 2026
Score: 4/10 | Pathways: gene-therapy-delivery

This paper describes an eVLP-based manufacturing platform for CAR-T/NK gene editing, which is only tangentially related to SAMHD1 mechanisms but shares the eVLP delivery technology category noted as relevant to future gene correction strategies.
DOI: 10.3389/fimmu.2026.1878099

Highly efficient CRISPR editing enabled by magnetic nanoparticle delivery. (from biomedical engineering/genome editing methodology)
Go Inkyung; Lee Seung Hwan — Frontiers in genome editing 2026
Score: 3/10 | Pathways: gene-therapy-delivery

This paper describes a general improvement in CRISPR delivery efficiency (magnetofection) without any immune/myeloid-cell specificity, SAMHD1 relevance, or disease pathway connection, making it only tangentially useful as a generic gene-editing delivery method.
DOI: 10.3389/fgeed.2026.1865675

PIWI-piRNA Axis in Epilepsy: Bridging Epigenetic Regulation, Neuroinflammation, and Neuronal Excitability. (from Neurology (epilepsy/epigenetics))
Shyam Mukul; Rashmi Rashmi; Sharma Vidhi; Venkatesh Rajendran; Jain Aditi — Molecular neurobiology 2026
Score: 3/10 | Pathways: NLRP3, other

Discusses NLRP3/TLR4-NF-kB in epilepsy via piRNA epigenetics, a tangential mechanistic overlap but unrelated to SAMHD1, mitochondrial dNTP biology, or interferonopathy, and epilepsy is not a documented family phenotype.
DOI: 10.1007/s12035-026-06103-4


Pathway Coverage This Week

  • treatment-target: 4 papers
  • NLRP3: 4 papers
  • gene-therapy-delivery: 3 papers
  • cGAS-STING: 2 papers
  • ISG15-mitophagy: 1 papers
  • dNTPase: 1 papers
  • clinical-phenotype: 1 papers
  • urate-NLRP3: 1 papers
  • other: 1 papers

SAMHD1 Research Digest — 2026-08-09

Generated by samhd1_monitor | Model: claude-sonnet-5

Summary: 21 papers evaluated | 2 high-relevance (≥7) | 9 medium (5–6) | 10 low (3–4) | 0 scored <3


🔴 High Relevance (Score 7–10)

Auto-added to Zotero (threshold ≥6)

Senkyunolide I Inhibits mtDNA-cGAS-STING Signaling in Macrophages via Targeting VDAC1 Oligomerization to Attenuate Ulcerative Colitis. (from Gastroenterology (ulcerative colitis/IBD))
Ye Zhiming; Huang Yihang; Han Bohao; Zhang Lei; Yu Can — Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2026
Score: 8/10 | Pathways: cGAS-STING, VDAC1, NLRP3, treatment-target

Directly demonstrates VDAC1 oligomerization-mediated mtDNA release driving cGAS-STING-NLRP3 activation in macrophages, mechanistically identical to the BLUE loop, with a novel small-molecule inhibitor (SEI) analogous to VBIT-4 as a therapeutic strategy.
DOI: 10.1002/advs.77045

Yiqi Huoxue Jiedu formula protects against sepsis-associated lung injury by modulating macrophage mitophagy and mtDNA-STING signaling. (from Traditional Chinese Medicine / critical care sepsis pulmonology)
Ma Shuqi; Pan Qiusha; Lin Jingnan; Zeng Ruifeng; Xi Xiaotu — Chinese medicine 2026
Score: 7/10 | Pathways: cGAS-STING, VDAC1, treatment-target, mito-ROS-NF-kB

Demonstrates a PINK1/Parkin mitophagy–mtDNA leakage–cGAS-STING-TBK1-IRF3-IFN-I axis in macrophages, directly paralleling the BLUE/RED loops and mitophagy blockade mechanisms central to the SAMHD1 syndrome model, with a botanical treatment implication for mitophagy restoration.
DOI: 10.1186/s13020-026-01475-0

🟡 Medium Relevance (Score 5–6)

Score ≥6 auto-added to Zotero; lower scores: review manually

The dual role of the cGAS-STING signaling pathway in kidney diseases: from acute injury to chronic fibrosis – molecular mechanisms and precision therapeutic strategies (from Nephrology)
Guangdong Qi; Fei Xue; Hualin Sun; Xinlei Yao; Qingyuan Liu — Frontiers in Pharmacology 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target, NF-kB-IKK

Reviews cGAS-STING mechanisms (mtDNA leakage, TBK1-IRF3/NF-κB, PERK-eIF2α) and inhibitor strategies (H-151, RU.521) directly relevant to the BLUE loop's core signaling axis, though applied to renal rather than SAMHD1-driven disease.
DOI: 10.3389/fphar.2026.1882994

Maternal hyperglycemia-induced O-GlcNAcylation of CaMKIIδ promotes mtDNA release and cardiac remodeling in offspring. (from Cardiology/Obstetrics (maternal-fetal medicine and pediatric cardiology))
Xiao Zemeng; Gao Ling; Wang Yuehong; Yang Chunli; Qian Yuxuan — 2026
Score: 6/10 | Pathways: cGAS-STING, pregnancy-fetal, NF-kB-IKK, clinical-phenotype

This paper demonstrates a mtDNA-release → cGAS-STING → inflammation axis in cardiac tissue analogous to the BLUE loop mechanism in the SAMHD1 profile, with pregnancy/fetal programming relevance to the family's obstetric phenotype tracking.
DOI: 10.1038/s41467-026-75630-4

Unraveling Immune Dysregulation in ZNFX1 Deficiency: From Interferonopathies to Macrophage Activation Syndrome (from Clinical immunology/rare monogenic autoinflammatory disease)
Sara G. Hamad; Melanie Makhlouf; N. Agrebi; A. Kaddourah; M. Abu-Hasan — Journal of Clinical Immunology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, IRF7-metabolic, AGS-spectrum, clinical-phenotype, treatment-target

ZNFX1 deficiency is a related type I interferonopathy involving MAVS/ISG dysregulation with NF-kB/NLRP3-adjacent inflammatory cytokine (TNF, IL-1beta) crosstalk and macrophage activation syndrome, offering mechanistic and clinical analogy to the SAMHD1 interferon-mitochondrial syndrome despite a distinct causal gene.
DOI: 10.1007/s10875-026-02056-4

Hyper-aging in systemic sclerosis: linking genome instability, mitochondrial dysfunction, and inflammaging to fibrosis. (from Rheumatology (systemic sclerosis/aging biology))
Mohammad Waseem; Azait Imtiaz; Amit Datta; Rafael Contreras-Galindo — Current opinion in rheumatology 2026
Score: 6/10 | Pathways: cGAS-STING, POLG-mtDNA, treatment-target, clinical-phenotype

Describes cytosolic DNA (nuclear/mitochondrial)-driven cGAS-STING/type I IFN activation, mitochondrial dysfunction, and genome instability driving fibrosis in systemic sclerosis, mechanistically paralleling the BLUE/RED interferonopathy streams and suggesting rheumatologic phenotype overlap relevant to the family's autoimmune/mitochondrial spectrum.
DOI: 10.1097/BOR.0000000000001181

AI Designed Conformation Locking Peptides Target STING to Restore Diabetic Wound Healing. (from dermatology/wound healing and biomaterials engineering)
Li Xinyu; Fu Haojie; Wang Zhe; Chen Xuanzhou; Zhang Ruhong — Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target

This paper targets the STING-TBK1-IRF3 axis directly implicated in the disease's BLUE loop, offering a novel therapeutic conformation-locking peptide strategy relevant to interferonopathy suppression, though applied to diabetic wound healing rather than SAMHD1-related pathology.
DOI: 10.1002/advs.76849

DNA Sensing Pathways in Innate Immunity: Implications for Alzheimer’s Disease Progression and Therapy (from neurology/neurodegeneration)
Chenmo Shi; Ye Liu; Yanli Zhu — Molecular Neurobiology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, treatment-target

Reviews cGAS-STING/AIM2/TLR9 DNA-sensing driving IFN-I and inflammasome-mediated neuroinflammation, directly relevant to the interferon-mitochondrial mechanism though applied to Alzheimer's rather than SAMHD1 disease, offering a neurology/neuroinflammation bridge to the family's neurologic phenotypes.
DOI: 10.1007/s12035-026-06081-7

The consequences of mitochondrial dysfunction and upregulated glycolysis on innate and adaptive immune responses (from Metabolic immunology / cancer immunometabolism)
Fabrizio Marcucci; Cristiano Rumio — Cell Signaling, Inflammation & Disease 2026
Score: 6/10 | Pathways: NLRP3, mito-ROS-NF-kB, POLG-mtDNA, other

Reviews oxidized mtDNA/ROS-driven innate immune activation and glycolytic immunomodulation converging on mitochondrial dysfunction, mechanistically adjacent to the NLRP3/mito-ROS-NF-kB streams in the SAMHD1 model but without cGAS-STING/NLRP3-specific inflammasome or SAMHD1 data.
DOI: 10.1186/s44505-026-00005-x

Impaired NADH-linked mitochondrial respiration disrupts ventral midbrain neuronal programs in POLG disease. (from Neurology/mitochondrial disease (stem cell organoid modeling))
Chen Anbin; Yangzom Tsering; Sullivan Gareth John; Liang Kristina Xiao — Journal of translational medicine 2026
Score: 6/10 | Pathways: POLG-mtDNA, treatment-target

This paper studies POLG mutations causing mitochondrial DNA instability and impaired oxidative phosphorylation in dopaminergic neurons, directly relevant to the PURPLE stream's POLG stalling mechanism even though it lacks any immune/inflammasome readout.
DOI: 10.1186/s12967-026-08706-w

Early versus late JAK-STAT-IFN signaling distinguishes no rejection from subclinical to clinical TCMR after liver transplantation. (from Transplant hepatology/immunology)
Macedo Camila; Hadjiyannis Yannis; Tran Lillian M; Elinoff Beth D; Abukhiran Ibr — Science translational medicine 2026
Score: 5/10 | Pathways: JAK-STAT, treatment-target

Demonstrates biphasic JAK-STAT/interferon-stimulated gene signaling driving T cell-mediated rejection and validates ruxolitinib (a JAK inhibitor relevant to the disease's IFN-I axis) as a therapeutic strategy, though not SAMHD1-specific.
DOI: 10.1126/scitranslmed.aec4107

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

SAMHD1 enhances HIV-1-induced glycolysis in monocytic cells through hexokinase 2 upregulation (from Virology/HIV metabolism)
Yang Hua; Cheung Pak-Hin Hinson; Wu Li — 2026
Score: 4/10 | Pathways: dNTPase, mito-ROS-NF-kB, other

This paper explores a novel SAMHD1 function in HIV-1-induced glycolysis and mitochondrial ROS in monocytic cells, which is tangential to the interferon-mitochondrial-NLRP3 axis central to the A565T phenotype but still reinforces SAMHD1's broader mitochondrial regulatory role.
DOI: 10.64898/2026.08.03.742570

Precision correction of the GJB2 c.235delC mutation by prime editing in vitro. (from Otology/audiology gene therapy)
Jin Jiang; Lv Xiujuan; Li Yangyang; Xu Yaoyao; Chen Lei — Gene therapy 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

This paper demonstrates a generalizable prime editing/dual-AAV correction toolkit for a monogenic point mutation, methodologically relevant to future SAMHD1 missense correction but unrelated to GJB2's disease mechanism or the interferon-mitochondrial pathways.
DOI: 10.1038/s41434-026-00638-w

AI-driven LNP design: unlocking non-viral delivery for cell and gene therapy (from Pharmaceutics/Drug Delivery Engineering)
Bowen Li — Cell and Gene Therapy Insights 2026
Score: 4/10 | Pathways: gene-therapy-delivery

Discusses general AI-guided LNP design for non-viral gene therapy delivery, relevant as a future therapeutic platform but not specific to SAMHD1, myeloid/immune tissue targeting, or interferon-mitochondrial mechanisms.
DOI: 10.18609/cgti.2026.082

Co-delivery of lentiviral vectors and Cas9-containing virus-like particles enables rapid, scalable manufacture of gene-edited CAR T cells. (from Cell and gene therapy manufacturing / oncology immunotherapy)
Ferrara Francesca; Wielgosz Matthew M; Park Jeoungeun J; Bauler Matthew; Wincek * — Molecular therapy. Advances 2026
Score:
4/10* | Pathways: gene-therapy-delivery

This paper describes VLP/lentiviral delivery of Cas9 RNPs for CAR T cell manufacturing, relevant as a general gene-editing delivery platform but not tied to SAMHD1 correction, myeloid tropism, or precision missense correction like prime editing.
DOI: 10.1016/j.omta.2026.201809

Prime Editing Mediated Generation and Correction of the mdx5cv Mutation Restores Dystrophin Expression in Myoblasts (from Muscular dystrophy/gene therapy)
A. Siddika; F. Husseiny; J. Rousseau; J. Tremblay — International Journal of Molecular Sciences 2026
Score: 3/10 | Pathways: prime-editing, gene-therapy-delivery

This paper demonstrates a prime editing correction platform in muscle cells for DMD, technically relevant to gene correction methodology but not targeting immune/myeloid cells or the SAMHD1 pathway.
DOI: 10.3390/ijms27156927

Mitochondrial transfer in the tumor microenvironment: mechanisms, immunometabolic consequences, and therapeutic implications. (from Oncology/tumor immunology)
Feng Sijia; Hu Yanan; Li Shuqing; Chang Yuqiao; Li Zhenwei — Critical reviews in oncology/hematology 2026
Score: 3/10 | Pathways: cGAS-STING, NLRP3, other

Discusses mtDNA-driven cGAS-STING/NLRP3/TLR9 signaling and mitochondrial transfer in tumor immunometabolism, tangentially touching core pathways but in an oncology tumor-microenvironment context unrelated to SAMHD1 mechanism.
DOI: 10.1016/j.critrevonc.2026.105530

Signaling pathways and ion channels in osteoarthritis: a review of recent advances (from Orthopedics/Rheumatology (osteoarthritis))
Xi Liu; Niqing Xiao; Qiumei He; Kuanmeng Chi; Hongting Lu — Frontiers in Immunology 2026
Score: 3/10 | Pathways: NLRP3, cGAS-STING, NF-kB-IKK

This paper covers NF-κB, cGAS-STING, and NLRP3 signaling but in the context of osteoarthritis mechanobiology, with no connection to SAMHD1, interferonopathy, or the family phenotype spectrum.
DOI: 10.3389/fimmu.2026.1823905

Shi Pi Shu Gan Formula Prevents and Treats Sequelae of Pelvic Inflammatory Disease by Regulating PKA-CREB-Yap1 Signaling through the mtDNA/cGAS/STING Network. (from Traditional Chinese Medicine / Gynecology)
Mi Yuyang; He Haiqing; Huang Yefang; Huang Li; Li Maoya — 2026
Score: 3/10 | Pathways: cGAS-STING

Demonstrates mtDNA-cGAS-STING pathway activation and mitophagy regulation in a rat model of pelvic inflammatory disease using a TCM herbal formula, sharing core mechanistic pathway but unrelated to SAMHD1 or the family phenotype spectrum.
DOI: 10.2174/0118715303458984260714211650

Respiratory syncytial virus inhibits type I interferon signaling to maintain HLA-DM expression in CD1c+ dendritic cells. (from Virology/Dendritic cell immunology)
Ong Weiyee; Hopkins Richard Anthony; Yang Enjun; Novita; Talib Najwa — iScience 2026
Score: 3/10 | Pathways: JAK-STAT, other

This paper concerns TBK1-dependent Type I IFN signaling regulating HLA-DM/antigen presentation in RSV-infected dendritic cells, touching on IFN-I pathway machinery but not on SAMHD1, mitochondrial dysfunction, or inflammasome mechanisms central to the disease profile.
DOI: 10.1016/j.isci.2026.116736

Comparative Analysis of LPS/IFN-γ and LPS/ATP-Induced Inflammatory Models in BV2 Microglia. (from Neuroinflammation/microglial pharmacology)
Zhang Xinfeng; Lian Zhuo; Lei Sijie; Yi Tanhui; Zhao Shuyin — Neurochemical research 2026
Score: 3/10 | Pathways: NLRP3

This paper compares in vitro microglial inflammation models using NLRP3/IL-1beta and NO/TNF-alpha readouts but does not involve SAMHD1, cGAS-STING, mitochondrial dNTP transport, or any disease-specific mechanism relevant to the profile.
DOI: 10.1007/s11064-026-04853-0


Pathway Coverage This Week

  • cGAS-STING: 11 papers
  • treatment-target: 9 papers
  • NLRP3: 7 papers
  • other: 4 papers
  • gene-therapy-delivery: 4 papers
  • mito-ROS-NF-kB: 3 papers
  • NF-kB-IKK: 3 papers
  • clinical-phenotype: 3 papers
  • POLG-mtDNA: 3 papers
  • VDAC1: 2 papers
  • JAK-STAT: 2 papers
  • prime-editing: 2 papers
  • pregnancy-fetal: 1 papers
  • IRF7-metabolic: 1 papers
  • AGS-spectrum: 1 papers
  • dNTPase: 1 papers

Transition Metal Activation Reframes SAMHD1 Regulation

The finding

Using selective metal enrichment, spectroscopy, biochemical reconstitution, and kinetics, this study redefines which metal cofactors drive SAMHD1's dNTPase activity. The authors report that robust catalysis is preferentially supported by transition metals rather than Mg²⁺, that iron organizes assembly of a dinuclear active site by binding one position and recruiting a second divalent metal, and that manganese can substitute but less efficiently. They further show that mixed-metal active sites retain activity under redox conditions that suppress homodinuclear diiron sites, and that transition metals act as higher-affinity allosteric activators than Mg²⁺ — implicating metal identity in both catalytic and regulatory layers of SAMHD1.

Where it fits

This is a root-cause paper: it speaks to SAMHD1's core dNTPase function, which sits upstream of all three arms of the working model. For a partial loss-of-function variant like p.A565T, the central question is how much residual dNTPase activity remains under physiological conditions — and this work suggests that answer depends on cellular metal flux and redox state, not just protein abundance. That has direct implications for Arm 3 (nucleotide/NLRP3), where dNTP excess is the proposed driver: if iron availability and mixed-metal plasticity buffer catalysis against oxidative inhibition, then local redox/metal conditions could modulate how much dNTP pool control a hypomorphic enzyme retains. The allosteric-activator finding also intersects with SAMHD1's nucleotide-dependent oligomerization, the assembly step a partial LOF variant most plausibly perturbs. This is mechanistic biochemistry that reframes what SAMHD1 needs to work, and by extension what could tip a marginal variant toward or away from functional sufficiency.

Caveats

  • Purified-enzyme biochemistry, not cells. All claims are from reconstituted, in vitro systems; the paper does not measure metal occupancy, dNTP pools, or activity in primary human cells or any disease model.
  • Wild-type SAMHD1, not the A565T variant. The study does not test p.A565T, heterozygosity, or any Aicardi-Goutières-associated mutant; relevance to partial LOF is inferred, not demonstrated.
  • No downstream immune readouts. The metal-plasticity and oxidative-buffering claims are enzymatic; the work makes no measurement of type I IFN, NLRP3/IL-1β, mitochondrial phenotypes, or any Arm 1–3 output.

What to watch

The immediate open question is whether cellular metal availability and redox state actually modulate SAMHD1 dNTPase activity in vivo — and, for our project specifically, whether a hypomorphic variant like p.A565T is more metal- or redox-sensitive than wild-type, which would predict environmental modifiers of dNTP-driven (Arm 3) disease. It is also worth watching whether the iron-dependence intersects mechanistically with the oxidized-mtDNA/NLRP3 axis, since both hinge on oxidative conditions.


Source: Transition Metal Activation Reframes SAMHD1 Regulation — 2026.

SAMHD1 Research Digest — 2026-07-18

Generated by samhd1_monitor | Model: claude-sonnet-5

Summary: 35 papers evaluated | 6 high-relevance (≥7) | 17 medium (5–6) | 12 low (3–4) | 0 scored <3


🔴 High Relevance (Score 7–10)

Auto-added to Zotero (threshold ≥6)

Transition Metal Activation Reframes SAMHD1 Regulation. (from biochemistry/metalloenzyme spectroscopy)
Calderone Logan A; Gizzi Anthony; Pinninti Soumika; Stivers James T; Pandelia Ma — ACS chemical biology 2026
Score: 8/10 | Pathways: dNTPase, treatment-target

This paper directly characterizes the metal cofactor requirements (iron/manganese) for SAMHD1's dNTPase catalytic activity, providing fundamental mechanistic insight into the enzyme whose partial loss-of-function (as in A565T) drives the entire dNTP pool expansion cascade underlying this syndrome.
DOI: 10.1021/acschembio.6c00438

Mitochondrial dynamics and metabolic regulation in cellular inflammation: From mechanisms to precision therapeutics. (from Pharmacology/mitochondrial cell biology)
Park Woo Hyun — Pharmacology & therapeutics 2026
Score: 8/10 | Pathways: NLRP3, cGAS-STING, mito-dNTP-transport, nucleotide-rewiring, treatment-target, VDAC1

Directly engages ox-mtDNA/cGAS-STING/NLRP3 activation via mitochondrial dynamics and explicitly discusses the YME1L-SLC25A33 pyrimidine-imbalance axis, closely paralleling the PNC1/2 nucleotide-carrier mechanism central to the disease model.
DOI: 10.1016/j.pharmthera.2026.109086

MGMT deficiency augments STING-mediated inflammatory responses accompanied by metabolic alterations in macrophages. (from DNA repair biology / cancer genetics)
Kongkavitoon Pornrat; Boonmee Atsadang; Pattarakankul Thitiporn; Wongprom Benjaw — Scientific reports 2026
Score: 7/10 | Pathways: cGAS-STING, NF-kB-IKK, treatment-target, other

Demonstrates that DNA repair deficiency (MGMT) amplifies STING-TBK1-IRF3 signaling and mitochondrial oxidative metabolism in macrophages, directly relevant to the interferon-mitochondrial crosstalk (cGAS-STING/IRF3, mitochondrial respiration, DNA damage) central to the SAMHD1 syndrome's BLUE/RED loops.
DOI: 10.1038/s41598-026-62431-4

The Development of UM-232, a Covalent STING Antagonist. (from Medicinal chemistry/drug discovery)
Barasa Leonard; DeOrsey Leo; O'Reilly Maeve D; Cahill Sara E; Choudhary Shruti — ACS medicinal chemistry letters 2026
Score: 7/10 | Pathways: cGAS-STING, treatment-target

Describes a novel covalent STING antagonist directly targeting the cGAS-STING axis (Loop A) that drives the IFN-I overproduction central to this SAMHD1 haploinsufficiency syndrome, offering potential therapeutic relevance despite no direct SAMHD1 data.
DOI: 10.1021/acsmedchemlett.6c00114

Electroacupuncture alleviates spinal cord injury by regulating M2-like polarization of myeloid cells through CMPK2/NLRP3 inflammasome inhibition. (from Neurology/Rehabilitation (spinal cord injury, acupuncture))
Zhang Kai; Zhang Mengru; Chen Yi; Ni Ziao; Huang Yi — International immunopharmacology 2026
Score: 7/10 | Pathways: NLRP3, mito-dNTp-transport, nucleotide-rewiring, treatment-target

This paper directly implicates CMPK2 as a regulator of NLRP3 inflammasome activation and myeloid polarization, mechanistically connecting the CMPK2-dependent mitochondrial dNTP salvage pathway (a key node in the SAMHD1/PNC1/PNC2 nucleotide-rewiring model) to NLRP3-driven neuroinflammation, offering a non-obvious cross-context validation of the CMPK2/NLRP3 axis relevant to the SAMHD1 haploinsufficiency mechanism.
DOI: 10.1016/j.intimp.2026.116989

Mitochondrial DNA efflux as a potential amplifier of systemic inflammatory network rewiring in heart failure with preserved ejection fraction (from Cardiology)
Xingwei Zhao; Shengyu Huang; Qiuling Li; Yang Yu; Chunxiang Zhang — Frontiers in Immunology 2026
Score: 7/10 | Pathways: cGAS-STING, NLRP3, NF-kB-NLRP3-priming, POLG-mtDNA, clinical-phenotype, treatment-target

Describes mtDNA release activating cGAS-STING/TLR9 and NLRP3 inflammasome as a cross-organ inflammatory amplifier, directly paralleling the BLUE/Loop A and NLRP3 priming mechanisms in the SAMHD1 syndrome model though in a cardiology (HFpEF) context rather than SAMHD1-driven disease.
DOI: 10.3389/fimmu.2026.1866184

🟡 Medium Relevance (Score 5–6)

Score ≥6 auto-added to Zotero; lower scores: review manually

Niflumic acid suppresses NLRP3 inflammasome activation by limiting chloride efflux and mitochondrial ROS production. (from pharmacology/drug repurposing)
Li Yuanhao; Xie Qianqian; Sun Tianyin; Lu Jiwei; Li Mengmeng — Inflammation research : official journal of the European Histamine Research Society ... [et al.] 2026
Score: 6/10 | Pathways: NLRP3, mito-ROS-NF-kB, urate-NLRP3, treatment-target

Paper details a mitochondrial ROS-dependent NLRP3 activation mechanism (via chloride efflux/TMEM16F) and MSU-crystal-driven inflammasome activation, both directly paralleling the GOLD (urate-NLRP3) and mito-ROS-NF-kB routes in the disease model, with NFA representing a potential adjunct NLRP3-targeting therapeutic.
DOI: 10.1007/s00011-026-02328-0

Targeting CCDC90B restores intestinal stem cell function under hyperuricemic stress. (from Gastroenterology/stem cell biology)
Peng Xiuying; Li Moxuan; Zeng Kaixuan; Lv Wantong; Huang Shuai — Stem cell reports 2026
Score: 6/10 | Pathways: NLRP3, urate-NLRP3, treatment-target

Demonstrates the GOLD-stream mechanism (uric acid → mitochondrial ROS → NLRP3 activation) directly, relevant to the family's SAMHD1-driven dGTP/purine catabolism route to inflammasome activation, albeit in intestinal stem cells rather than immune cells.
DOI: 10.1016/j.stemcr.2026.102970

Ring-finger protein 5 protects against diabetic kidney disease by targeting and degrading STING. (from Nephrology/Endocrinology (diabetic kidney disease))
Dong Chunping; Sun Yan; Li Hui; Qiao Yuan; Gao Shan — Pathology, research and practice 2026
Score: 6/10 | Pathways: cGAS-STING, NF-kB-IKK, treatment-target

Demonstrates RNF5-mediated ubiquitin degradation of STING suppressing TBK1/IRF3/NF-kB activation and fibrosis in diabetic kidney disease, offering a plausible downstream therapeutic node for the STING/NF-kB arm of the interferon-mitochondrial syndrome despite being in a different clinical context (nephrology/diabetes).
DOI: 10.1016/j.prp.2026.156618

Targeting MDA5-Mediated Interferon Responses in Type 1 Diabetes: Structural Insights, Mechanism, and Potential Therapeutic Approaches. (from Endocrinology (type 1 diabetes autoimmunity))
Iwaloye Opeoluwa F; Mathews Clayton E; Li Danmeng — Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 2026
Score: 6/10 | Pathways: IRF7-metabolic, NF-kB-IKK, treatment-target, clinical-phenotype

MDA5/IFIH1-driven type I interferon signaling via TBK1/IKKε-IRF and NF-κB converges mechanistically with the SAMHD1 cGAS-STING/NF-κB interferonopathy axis and shares therapeutic logic (JAK/IFN pathway targeting) relevant to autoimmune comorbidities in the family phenotype spectrum.
DOI: 10.1177/10799907261467555

Senegenin mitigates neuroinflammation, pyroptosis, and apoptosis in cerebral ischemia via inhibiting STING and downstream inflammatory pathway. (from neurology/stroke pharmacology)
Chauhan Chandan; Kaundal Ravinder K — European journal of pharmacology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, NF-kB-IKK, treatment-target

Demonstrates pharmacological STING-TBK1-IRF3 and NF-κB/NLRP3 pathway inhibition reducing pyroptosis/apoptosis in a disease model, directly relevant to the core Loop A/B mechanism though in an unrelated ischemic stroke context rather than SAMHD1-driven interferonopathy.
DOI: 10.1016/j.ejphar.2026.179147

Dietary riboflavin blocks the cGAS-STING pathway to curb hypoxia-induced hepatic inflammation in sub-adult grass carp (Ctenopharyngodon idella). (from veterinary/aquaculture nutrition science)
Zhong Lin; Feng Lin; Wu Pei; Jiang Weidan; Zhang Hongyun — Animal nutrition (Zhongguo xu mu shou yi xue hui) 2026
Score: 6/10 | Pathways: cGAS-STING, VDAC1, NF-kB-IKK, mito-ROS-NF-kB, treatment-target

This fish study demonstrates VDAC1/mtDNA-driven cGAS-STING-TBK1-IRF3/NF-kB (p-P65) activation causing hepatic inflammation under hypoxia, mirroring the BLUE loop and NF-kB crosstalk mechanisms in the SAMHD1 syndrome, with riboflavin as a mitochondrial-protective therapeutic lever relevant to treatment strategies.
DOI: 10.1016/j.aninu.2026.01.012

Reduced myocardial NRG-1/ErbB4 signaling is associated with STING-linked macrophage pyroptotic signaling in sepsis-induced cardiac injury. (from Cardiology/sepsis)
Wei Yanian; Wang QianWen; Shen Cheng; Pan Xia; Kang Wen — International immunopharmacology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, NF-kB-IKK, treatment-target

This paper demonstrates cGAS-STING-TBK1-IRF3/NF-kB signaling driving macrophage pyroptosis (NLRP3, caspase-1, GSDMD-N) in cardiac injury, directly relevant to the interferon-inflammasome axis and cardiac phenotype seen in the SAMHD1 family, though it lacks any SAMHD1 connection.
DOI: 10.1016/j.intimp.2026.117044

LKB1/ AMPK deficiency aggravates mitochondrial DNA leakage via mTOR-dependent mitophagy damage in liver injury sensitized by trichloroethylene. (from Occupational/environmental toxicology and hepatology)
Zhu Lifu; Wan Chenghuan; Li Zijun; Fan Xuan; Liu Dongsheng — 2026
Score: 6/10 | Pathways: cGAS-STING, mTOR-lysosomal, treatment-target

Demonstrates mitophagy failure leading to mtDNA leakage and cGAS-STING-driven inflammation via LKB1/AMPK/mTOR axis, mechanistically parallel to the mitochondrial-interferon convergence in the SAMHD1 syndrome despite a different toxicological trigger.
DOI: 10.1016/j.cbi.2026.112261

Microglial mitophagy as an immunometabolic checkpoint in alzheimer's disease: linking mitochondrial quality control to neuroinflammation. (from Neurodegeneration/neuroimmunology)
Zou Mingyue; Zhao Tengyu; Wu Weidong; Zhang Jian; Pan Pengyu — 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, ISG15-mitophagy, mTOR-lysosomal, treatment-target

Reviews microglial mitophagy failure driving mtDNA/mtROS-triggered cGAS-STING and NLRP3 activation with TBK1 signaling, mechanistically parallel to the mitochondrial-quality-control/interferon-inflammasome axis central to the SAMHD1 syndrome, though disease context is Alzheimer's rather than SAMHD1.
DOI: 10.1186/s12974-026-03946-5

The MEK inhibitor trametinib incurs mitochondrial injury and induces innate immune responses in the mouse heart (from Cardio-oncology/pharmacology)
Kelsey H. Fisher-Wellman; Richard D. Lutze; Logan G. Kirkland; J. Beak; Mansi Go — Science Advances 2026
Score: 6/10 | Pathways: cGAS-STING, mito-ROS-NF-kB, treatment-target

Demonstrates mitochondrial DNA damage triggering cGAS-STING innate immune activation via mitochondrial dysfunction and ETC impairment, directly paralleling the BLUE/Loop A mechanism in the SAMHD1 syndrome, though in a drug-cardiotoxicity rather than SAMHD1 context.
DOI: 10.1126/sciadv.aeb2695

The mitochondrial logic of inflammaging: how energy imbalance drives fibroblast SASP and tissue-specific aging (from Geroscience/periodontology)
Yu Huan; Qiqi Wang; Rongkaixuan Fang; Yue Sun; Meiya Suo — Frontiers in Immunology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, NF-kB-IKK, mito-ROS-NF-kB, treatment-target

This paper reviews mitochondrial danger signal (mtROS/mtDNA)-driven cGAS-STING/NLRP3/NF-kB convergence in cellular senescence, mechanistically paralleling the SAMHD1 syndrome's Loop A/B and NF-kB crosstalk axes though in a general aging/periodontal context without SAMHD1 involvement.
DOI: 10.3389/fimmu.2026.1881243

How Redox Modulation May Help Prevent Age-Related Decline (from nutrition/geroscience)
M. Amirova — PHYTONutrients 2026
Score: 6/10 | Pathways: NLRP3, cGAS-STING, NF-kB-IKK, NF-kB-NLRP3-priming, mito-ROS-NF-kB, treatment-target

General review of mitochondrial DAMP-driven cGAS-STING/NLRP3/NF-kB inflammaging and NRF2 antioxidant modulation overlaps mechanistically with the IFN-mitochondrial-inflammasome axis but lacks SAMHD1-specific or dNTP pathway data.
DOI: 10.62368/pn.v5i1.71

Biallelic mutations in SUPV3L1 cause a variable leukodystrophy due to impaired mitochondrial degradosome function (from Neurology/leukodystrophy genetics)
L. Green; Noémie Hamilton; M. Elpidorou; R. Maroofian; Maha S. Zaki — Research Square 2026
Score: 6/10 | Pathways: cGAS-STING, AGS-spectrum, clinical-phenotype

Mitochondrial dsRNA degradosome dysfunction driving type I interferon activation via microglia parallels the SAMHD1-driven mitochondrial-to-interferon signaling axis, though it operates through a distinct RNA-sensing (rather than dNTPase/cGAS-mtDNA) mechanism within the broader interferonopathy spectrum.
DOI: 10.21203/rs.3.rs-4356120/v2

A Multi-Center Integrative Cohort Characterizing the Genetic, Clinical, and Transcriptomic Features of ACP5 Deficiency. (from Rheumatology/genetics (skeletal dysplasia and immune dysregulation))
Zhong Shiling; Ma Shuangyue; El Chazli Yasmine; Zheng Jika; Sun Xiangwei — Arthritis & rheumatology (Hoboken, N.J.) 2026
Score: 5/10 | Pathways: JAK-STAT, NF-kB-IKK, AGS-spectrum, clinical-phenotype, treatment-target

ACP5/SPENCDI is a distinct interferonopathy with overlapping type I IFN, NF-κB, and JAK-STAT signaling and JAK inhibitor treatment response, offering mechanistic and therapeutic parallels to the SAMHD1 interferonopathy spectrum despite being a different causal gene.
DOI: 10.1002/art.70279

Leveraging Mitochondria-Endoplasmic Reticulum Functional Interplay With an On-Demand Nanoparticle to Boost mtDNA-Based STING Immunotherapy. (from Oncology/nanomedicine)
Chen Han; Qu Haijing; Pan Yuqing; Cheng Wei; Wu Jie — Advanced materials (Deerfield Beach, Fla.) 2026
Score: 5/10 | Pathways: cGAS-STING, treatment-target

This paper explores mtDNA-driven cGAS-STING activation via a mitochondria-ER nanoparticle system for cancer immunotherapy, which is mechanistically relevant to the BLUE pathway's mtDNA-cGAS-STING axis but oncology-focused rather than SAMHD1-related.
DOI: 10.1002/adma.74146

CD117 epitope-shielded hematopoietic stem cell transplantation with toxin-free conditioning and in vivo selection ameliorates a β-thalassemia model. (from Hematology/gene therapy engineering)
Marone Romina; Lepore Rosalba; Paschoudi Kiriaki; Zuin Jessica; Sinopoli Alessan — bioRxiv : the preprint server for biology 2026
Score: 5/10 | Pathways: prime-editing, gene-therapy-delivery

Uses prime editing to engineer epitope-shielded CD34+ HSPCs for toxin-free conditioning, representing a relevant myeloid/HSC gene correction delivery advance analogous to strategies that could correct SAMHD1 missense variants, though disease context (beta-thalassemia) is unrelated to interferonopathy pathways.
DOI: 10.64898/2026.07.07.736903

Base Editing Hematopoietic Stem/Progenitor Cell Gene Therapy for Treatment of X-Linked Severe Combined Immunodeficiency (from Gene therapy/immunodeficiency)
S. de Ravin; Michelle Ma; Yuzhi Yin; Siyuan Liu; Andrés Zea Vera — Journal of Human Immunity 2026
Score: 5/10 | Pathways: gene-therapy-delivery

Demonstrates base-editing correction of a het/hemizygous immune gene mutation (IL2RG) in HSPCs, relevant as a translational precedent for future SAMHD1 A565T correction strategies but not mechanistically tied to the interferon-mitochondrial-NLRP3 axis.
DOI: 10.70962/pidtc2026abstract.4

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

Annual gout flare frequency as a marker of sustained cardiovascular risk: a clinical threshold for risk stratification. (from Rheumatology/Cardiology)
Tung Kuei-Ting; Chen Solomon Chih-Cheng; Lee Chun — Rheumatology (Oxford, England) 2026
Score: 4/10 | Pathways: urate-NLRP3, clinical-phenotype

This clinical epidemiology paper links gout flare frequency to cardiovascular risk via cumulative inflammatory burden, tangentially relevant to the GOLD pathway (dGTP-uric acid-MSU crystal-NLRP3 axis) but does not address SAMHD1, interferon, or mitochondrial mechanisms directly.
DOI: 10.1093/rheumatology/keag370

Approach to the patient with APS-1/APECED. (from Endocrinology)
Webb Taura; Pechacek Joseph; Lionakis Michail S — The Journal of clinical endocrinology and metabolism 2026
Score: 4/10 | Pathways: JAK-STAT, clinical-phenotype, other

APS-1/AIRE is a distinct monogenic autoimmune tolerance disorder with IFN-gamma-driven pathology and JAK inhibitor treatment rationale, offering only loose conceptual parallel (JAKi as interferonopathy therapy) but no direct SAMHD1/cGAS-STING/NLRP3 mechanistic overlap.
DOI: 10.1210/clinem/dgag282

MDA5 and the integrated stress response control sex-specific type 1 diabetes onset in NOD mice. (from Endocrinology/diabetes autoimmunity)
Van Dis Erik; DeGidio Alessandra T; Yao Lara; Winship Damion; Sidrauski Carmela — bioRxiv : the preprint server for biology 2026
Score: 4/10 | Pathways: AGS-spectrum, other

This paper links MDA5/IFIH1 and integrated stress response to autoimmune diabetes in the AGS-adjacent RNA-sensing innate immune context, offering tangential mechanistic overlap (nucleic acid sensing driving type I IFN-like pathology) but no direct SAMHD1, cGAS-STING, NLRP3, or mitochondrial dNTP connection.
DOI: 10.64898/2026.07.02.736190

Compound delivery of eVLPs enhances prime editing for targeted genome engineering and high-throughput screening. (from functional genomics/gene editing technology)
Langley Jethro; Baudrier Lou; Curry Jada; Narta Kiran; Todesco Hayley M — Cell genomics 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

General-purpose eVLP/prime-editing methods advance is technically relevant to future SAMHD1 correction strategies but not targeted to immune/myeloid cells or the disease mechanism itself.
DOI: 10.1016/j.xgen.2026.101302

Therapeutic Gene Editing of APOE4 in Sporadic Alzheimer's Disease via Prime Editor 7. (from neurology/gene therapy (Alzheimer's disease))
Kim Yunkyung; Lee Gaeun; An Saemin; Park Hanseul; Kim Hongwon — Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

This paper demonstrates PE7 prime editing technology for allele-specific correction (APOE4→APOE3) in neurons, offering a technical precedent for correcting heterozygous missense variants like SAMHD1 A565T, but is otherwise unrelated to interferonopathy/SAMHD1 biology or immune cell targeting.
DOI: 10.1002/advs.76658

SARS-CoV-2 ORF9b exploits mitochondrial recruitment to TOMM70 for proteasomal protection and tunes inflammatory remodeling during lung infection (from Virology/Structural Biology)
Yining Zhao; Lauriane Kergoat; Guilherme Dias de Melo; F. Larrous; Guillaume Dru — bioRxiv 2026
Score: 4/10 | Pathways: cGAS-STING, other

This paper explores SARS-CoV-2 ORF9b-mitochondrial (TOMM70) interactions and inflammatory remodeling via a Complex IV subunit substitute, touching on mitochondrial-innate immune crosstalk and interferon regulation but without direct SAMHD1, cGAS-STING, or NLRP3 pathway involvement relevant to the described syndrome.
DOI: 10.64898/2026.07.13.738231

Delivery Systems for Therapeutic Genome Editing: Challenges, Innovations, and Future Perspectives (from biomedical engineering/nanomedicine)
Meijia Yang; Yiqiong Song; Ziyang Wang; Ke Chao; Lifeng Li — MedComm 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

General review of genome editing delivery platforms with no SAMHD1-specific or immune/myeloid cell targeting focus, only tangentially relevant as background for future gene correction strategies.
DOI: 10.1002/mco2.70791

Proteomics-based characterization of apigenin-mediated anti-inflammatory effects in TNF-α-stimulated ARPE-19 cells. (from Ophthalmology/pharmacology (flavonoid anti-inflammatory research in retinal disease))
Chen Xi; Liao Meilin; Han Ruifang; Gao Juan; Lu Ping — International immunopharmacology 2026
Score: 3/10 | Pathways: NF-kB-IKK, JAK-STAT, ISG15-mitophagy

This paper studies apigenin's suppression of NF-κB/MAPK signaling and interferon-stimulated proteins (STAT1, ISG15, OAS3, IFIT3) in retinal pigment epithelial cells, touching peripheral pathway nodes (NF-κB, ISG15, IFN-related proteins) relevant to the syndrome's mechanism but with no SAMHD1, mitochondrial, or NLRP3 connection and an unrelated ophthalmologic/pharmacologic context.
DOI: 10.1016/j.intimp.2026.117048

Guiqi Baizhu prescription attenuates 5-FU-induced intestinal mucositis by targeting IKKβ to inhibit M1 macrophage polarization. (from Gastroenterology/Traditional Chinese Medicine oncology supportive care)
Zhou Yu-Cen; Li Ya-Ling; Ma Jing; Li Junjie; Si Qi — Chinese medicine 2026
Score: 3/10 | Pathways: NF-kB-IKK

Paper focuses on IKKβ/NF-κB inhibition in a traditional Chinese medicine model of chemotherapy-induced gut mucositis, only tangentially touching the NF-κB-IKK axis without connection to SAMHD1, interferonopathy, or mitochondrial mechanisms.
DOI: 10.1186/s13020-026-01406-z

Nanoengineering Systems for Gene Therapy: Mechanisms, Modalities, and Future Directions. (from nanotechnology/bioengineering)
Mais Raheem; Kumar Ayush; Ahmetaj Armand; Burgos-Crespo Gaby; Sanchez Mary Marga — International journal of molecular sciences 2026
Score: 3/10 | Pathways: gene-therapy-delivery, prime-editing

General review of nanomaterial delivery platforms for CRISPR/base/prime editing with no SAMHD1, immune cell, or mitochondrial-interferon pathway specificity.
DOI: 10.3390/ijms27135988

Intelligent metal-integrated hydrogels orchestrate pyroptosis and cGAS-STING for potentiated treatment of colorectal cancer peritoneal metastasis. (from Oncology/biomaterials drug delivery)
Zhang Lin-Zhu; Si Liang-Wei; Xu Hui; Xiong Fei; Qin Juan — 2026
Score: 3/10 | Pathways: cGAS-STING, other

Describes cGAS-STING activation via mtDNA/pyroptosis in a cancer-therapeutic (hydrogel/cobalt) context unrelated to SAMHD1 mechanism or family phenotypes, though it touches the same signaling node.
DOI: 10.1016/j.jconrel.2026.115184

Orchestrating the gut microbiota–mitochondrial–immune axis in gynecological diseases: mechanisms and dual-targeting therapeutic strategies (from Gynecology/Reproductive Health)
Haixia Tang; Yiting Zhang; Yanting Wang; Ze Zhou; Rong Sun — Frontiers in Reproductive Health 2026
Score: 3/10 | Pathways: cGAS-STING, NLRP3, other

This review covers gut microbiota-mitochondria-immune crosstalk (cGAS-STING/NLRP3, mtDNA, mitophagy) in gynecological disease but is not connected to SAMHD1, dNTP metabolism, or the family phenotype spectrum.
DOI: 10.3389/frph.2026.1845581


Pathway Coverage This Week

  • treatment-target: 20 papers
  • cGAS-STING: 18 papers
  • NLRP3: 11 papers
  • NF-kB-IKK: 11 papers
  • other: 6 papers
  • clinical-phenotype: 6 papers
  • gene-therapy-delivery: 6 papers
  • mito-ROS-NF-kB: 5 papers
  • prime-editing: 5 papers
  • urate-NLRP3: 3 papers
  • AGS-spectrum: 3 papers
  • JAK-STAT: 3 papers
  • nucleotide-rewiring: 2 papers
  • VDAC1: 2 papers
  • NF-kB-NLRP3-priming: 2 papers
  • mTOR-lysosomal: 2 papers
  • ISG15-mitophagy: 2 papers
  • dNTPase: 1 papers
  • mito-dNTP-transport: 1 papers
  • mito-dNTp-transport: 1 papers
  • POLG-mtDNA: 1 papers
  • IRF7-metabolic: 1 papers

SAMHD1 Research Digest — 2026-07-08

Generated by samhd1_monitor | Model: claude-sonnet-5

Summary: 88 papers evaluated | 12 high-relevance (≥7) | 33 medium (5–6) | 43 low (3–4) | 0 scored <3


🔴 High Relevance (Score 7–10)

Auto-added to Zotero (threshold ≥6)

Upregulation of macrophage UPP1 promotes lung adenocarcinoma metastasis through an mtROS-cGAS-NLRP3 inflammasome axis. (from Oncology (tumor immunology/lung adenocarcinoma))
Feng MingTao; Gao Chao; Yang YueChao; Li Deheng; Zhou Changshuai — Cell death discovery 2026
Score: 7/10 | Pathways: cGAS-STING, NLRP3, mito-ROS-NF-kB, nucleotide-rewiring, treatment-target

Demonstrates a mechanistically analogous nucleotide-dysregulation → mtROS → mtDNA leakage → cGAS-STING → NLRP3 → IL-1β axis in macrophages driving tumor progression, closely paralleling the PURPLE/BLUE/GOLD SAMHD1 pathways though in an oncology (lung adenocarcinoma) rather than SAMHD1 context.
DOI: 10.1038/s41420-026-03226-4

Melatonin alleviates rheumatoid arthritis via elimination of damaged mitochondria. (from Rheumatology)
Wang Bo; Wu Yanglin; Li Gen; Che Zhenjia; Sun Qi — Autophagy 2026
Score: 7/10 | Pathways: NLRP3, mito-ROS-NF-kB, clinical-phenotype, treatment-target

Demonstrates mitophagy-mediated clearance of damaged mitochondria/mtDNA suppresses NLRP3 inflammasome activation and cytokine release in RA models, directly paralleling the family's mitochondrial-NLRP3 mechanism and RA phenotype seen in the pedigree.
DOI: 10.1080/15548627.2026.2689419

Copper Exposure Promotes Mitochondrial VDAC Oligomerization and Releases mtDNA to Induce Pyroptosis in Pig Hepatocytes. (from Veterinary toxicology/agricultural food chemistry)
Qiu Wenyue; Chen Wei; Yang Shanglong; Xi Hao; Liao Jianzhao — Journal of agricultural and food chemistry 2026
Score: 7/10 | Pathways: VDAC1, NLRP3, treatment-target

Demonstrates the exact VDAC1 oligomerization → mtDNA release → NLRP3 pyroptosis axis (Loop B/BLUE-adjacent) using the same VBIT-4/MCC950 pharmacologic tools referenced in the SAMHD1 mechanism, though in a copper toxicity/veterinary model rather than SAMHD1 context.
DOI: 10.1021/acs.jafc.6c03617

STAT2 R148 variant: A 16th-century founder mutation and clinical response to high-dose JAK inhibitor therapy. (from Clinical genetics/pediatric neuroimmunology)
Parvaneh Nima; Molatefi Rasol; Gruber Conor; Biglari Sajjad; Moradi Leila — Journal of human immunity 2026
Score: 7/10 | Pathways: JAK-STAT, AGS-spectrum, treatment-target, clinical-phenotype

STAT2 R148 causes type I interferonopathy via disrupted USP18 negative feedback, directly parallel to the IFN-I overproduction in the SAMHD1 syndrome, and demonstrates JAK inhibitor (ruxolitinib) efficacy as a therapeutic strategy relevant to this family's management.
DOI: 10.70962/jhi.20260001

Design, Synthesis, and Pharmacological Evaluation of cGAS/HDAC Dual Inhibitors for Treatment of Autoimmune Diseases. (from Medicinal chemistry/drug discovery)
Zhou Zihua; Chen Mingjie; Lei Shuyue; Wang Meng; Ding Chunyong — Journal of medicinal chemistry 2026
Score: 7/10 | Pathways: cGAS-STING, AGS-spectrum, treatment-target

A novel small-molecule dual cGAS/HDAC inhibitor with demonstrated efficacy in a murine Aicardi-Goutières syndrome model directly targets the BLUE-loop cGAS-STING pathway central to this SAMHD1 interferonopathy and offers a plausible therapeutic candidate class.
DOI: 10.1021/acs.jmedchem.6c00583

TAX1BP1 targets STING1 via microautophagy and Golgiphagy to limit inflammatory signaling. (from cell biology/autophagy)
Suklabaidya Sujit; Mohanty Suchitra; Harhaj Edward W — Autophagy 2026
Score: 7/10 | Pathways: cGAS-STING, treatment-target

Describes a novel negative-feedback mechanism (TAX1BP1-mediated Golgiphagy/microautophagy) that degrades activated STING1, directly relevant to the BLUE pathway's IFN-I amplification and a potential therapeutic node for dampening chronic interferonopathy in SAMHD1 A565T carriers.
DOI: 10.1080/15548627.2026.2658230

Hydroxycinnamic acids target COPII cargo sorting machinery to attenuate inflammation via the cGAS-STING axis. (from Ethnopharmacology/hepatology-metabolic disease)
Ma Xiaojing; Wang Jiaming; Guo Yakun; Nan Yanan; Guo Linyue — Journal of ethnopharmacology 2026
Score: 7/10 | Pathways: cGAS-STING, treatment-target, NF-kB-IKK

Demonstrates a druggable choke point (COPII/Sec24-mediated STING trafficking) directly upstream of the cGAS-STING-TBK1-IRF3 axis central to the BLUE/RED interferon loops, with therapeutic implications for metabolic/inflammatory phenotypes relevant to this family's syndrome.
DOI: 10.1016/j.jep.2026.121881

Breaking a mitochondrial danger-STING feed-forward amplifier preserves alveolar-capillary architecture and dampens interferon-chemokine signaling in acute lung injury. (from pulmonology/critical care)
Elmorsy Elsayed A; Amer Maha M; Hamad Rabab S; Abdel-Hamed Mohamed R; Farrag Als — Tissue & cell 2026
Score: 7/10 | Pathways: cGAS-STING, treatment-target, mito-ROS-NF-kB, NF-kB-IKK

Demonstrates a mitochondrial danger signal-cGAS/STING-IFN feed-forward loop driving tissue injury and its pharmacological interruption, directly paralleling the BLUE/RED loop mechanism and STING-targeted therapeutics relevant to the SAMHD1 interferonopathy model, though in an acute lung injury rather than SAMHD1 context.
DOI: 10.1016/j.tice.2026.103514

CMPK2 promotes M1 macrophage polarization in sepsis-induced acute lung injury via NLRP3/NF-κB signalling. (from Critical care/pulmonology (sepsis-induced acute lung injury))
Li Cheng; Ding Peng; Zheng Zenglu; Wei Huawei; Yang Yutong — International immunopharmacology 2026
Score: 7/10 | Pathways: NLRP3, NF-kB-IKK, mito-dNTP-transport, nucleotide-rewiring

CMPK2, a key player in the CMPK2-vs-PNC1/2 mitochondrial dNTP supply axis directly implicated in the SAMHD1 mechanism, is shown here to drive NLRP3/NF-κB-mediated macrophage inflammation and mitochondrial ultrastructural damage in sepsis, providing mechanistic support for the CMPK2-mitochondrial-inflammasome link even though SAMHD1 itself is not studied.
DOI: 10.1016/j.intimp.2026.116906

Endosymbiotic theory of aging revisited: Age-related leakage of mitochondrial dsDNA/RNA stimulates cytosolic nucleic acid sensors which remodel the immune network and promote the aging process. (from Evolutionary biology / gerontology)
Salminen Antero; Kaarniranta Kai; Kauppinen Anu — 2026
Score: 7/10 | Pathways: cGAS-STING, NLRP3, AGS-spectrum, other

This review directly supports the BLUE loop mechanism (mtDNA/dsRNA leakage activating cGAS-STING and related sensors driving IFN-I and inflammaging) central to the SAMHD1 A565T pathophysiology, though it addresses general aging rather than SAMHD1 specifically.
DOI: 10.1007/s10522-026-10470-9

Specific bile acids can elicit the type-I interferon response through the cGAS-STING pathway. (from Hepatology/bile acid metabolism)
He Jianan; Huang Ziyan; Xiong Caiwan; Huang Zhicheng; Yan Hao — 2026
Score: 7/10 | Pathways: cGAS-STING, VDAC1, treatment-target

Demonstrates bile acid-induced mtDNA release via Bax/Bak pores activating cGAS-STING/IFN-I, directly paralleling the BLUE pathway mechanism (VDAC1/mtDNA-cGAS-STING) and connecting to the family's hepatology phenotypes (cholecystectomy clustering, bile acid-innate immunity axis).
DOI: 10.1186/s12964-026-03036-2

Senataxin loss induces cGAS–STING-mediated mitochondrial dysfunction (from Neurology/neurodegeneration (ataxia-AOA2))
Fishburn Judith L.A.; Zhao Hongchang; Fosselman Will; Flores Julian; Wong Megan — preprint (preprint) 2026
Score: 7/10 | Pathways: cGAS-STING, AGS-spectrum, POLG-mtDNA, clinical-phenotype

Demonstrates cGAS-STING-driven mitochondrial dysfunction (ROS, hyperfusion, reduced function) from a distinct genomic instability trigger, directly paralleling the BLUE loop mechanism proposed for SAMHD1 haploinsufficiency and reinforcing the interferon-mitochondrial convergence model.
DOI: 10.64898/2026.06.26.734838

🟡 Medium Relevance (Score 5–6)

Score ≥6 auto-added to Zotero; lower scores: review manually

Targeting IMPDH to inhibit SAMHD1 in KMT2A-rearranged leukaemia. (from Oncology/hematology)
Klootsema Yolande; Tsesmetzis Nikolaos; Sharma Sushma; Hofmann Sophia; Thier Jon — Cell cycle (Georgetown, Tex.) 2026
Score: 6/10 | Pathways: dNTPase, treatment-target

This paper directly studies SAMHD1's dNTPase activity and GTP/dGTP allosteric regulation in the context of leukemia chemotherapy resistance, providing mechanistic insight into SAMHD1 dNTP pool control relevant to the core disease mechanism, though not directly tied to A565T or the interferon-mitochondrial syndrome.
DOI: 10.1080/15384101.2025.2601796

Inhibition of toll-like receptor 4 by allicin suppresses mitochondrial DNA-mediated inflammation and pyroptosis to alleviate myocardial ischemia-reperfusion injury. (from Cardiology)
Liang Shichao; Wu Song; Yin Jiajie; Gao Tong; Liu Mengru — Phytomedicine : international journal of phytotherapy and phytopharmacology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, NF-kB-IKK, mito-ROS-NF-kB, treatment-target

Demonstrates mtDNA leakage driving cGAS-STING and NLRP3-pyroptosis via TLR4 in cardiac ischemia-reperfusion, mechanistically parallel to the BLUE/PURPLE loops and NF-kB priming axis though in a cardiology context rather than SAMHD1-driven interferonopathy.
DOI: 10.1016/j.phymed.2026.158513

Asiatic acid mitigates PM2.5-elicited cardiomyocyte pyroptosis via suppression of mtDNA-driven cGAS-STING-NLRP3 signalling. (from Cardiology/environmental toxicology)
Chen Zefeng; Yu Xianguan; Tang Leile; Zhao Yunyue; Yang Xubin — Journal of cardiovascular pharmacology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, treatment-target

Demonstrates mtDNA-driven cGAS-STING-NLRP3-pyroptosis cascade in cardiomyocytes and a natural compound that blocks it, directly mirroring the Loop A/B mechanism (VDAC1-independent mtDNA release, TFAM loss, cGAS-STING-NLRP3 axis) relevant to the family's cardiac and interferonopathy phenotype though not SAMHD1-specific.
DOI: 10.1097/FJC.0000000000001858

Dendrobine alleviates lung injury in septic mice by inhibiting mitochondrial-endoplasmic reticulum crosstalk-mediated NLRP3 inflammasome activation. (from critical care/sepsis pharmacology)
Zhang Shichao; Luo Kaihang; Wei Xinyue; Qing Cheng; Zhang Jianguo — Journal of pharmacological sciences 2026
Score: 6/10 | Pathways: VDAC1, NLRP3, treatment-target

Demonstrates VDAC1-centered mitochondrial-ROS/mtDNA release driving NLRP3 activation in macrophages, mechanistically parallel to the BLUE/GOLD loops though via IP3R-GRP75-VDAC1-HK2 glycolytic axis rather than SAMHD1/dGTP.
DOI: 10.1016/j.jphs.2026.05.007

A nucleic acid regulation strategy under mechanical stress for intervertebral disc degeneration treatment. (from Orthopedics/spine surgery (intervertebral disc degeneration))
Wang Wenchao; Huo Wenxiang; Qian Dingfei; Hou Peihong; Su Cheng — Bioactive materials 2026
Score: 6/10 | Pathways: NLRP3, treatment-target, mito-ROS-NF-kB

Describes a mtDNA leakage-cfDNA-NLRP3 inflammasome axis with MCC950 (a named NLRP3 inhibitor in the syndrome's mechanism) as therapeutic, offering a mechanistic and pharmacologic parallel to Loop B/NLRP3 activation despite different disease context.
DOI: 10.1016/j.bioactmat.2026.05.027

Silibinin restricts mitochondria-associated inflammatory pathways in LPS-stimulated murine microglia BV2 through TREM2. (from Neuroinflammation/pharmacology)
Chen Wenhui; Wang Xiaoling; Liu Panwen; Kang Yu; Hayashi Toshihiko — Cellular immunology 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, mito-ROS-NF-kB, treatment-target

This paper demonstrates a natural compound restoring mitochondrial quality control to suppress STING and NLRP3 inflammasome activation in microglia, directly relevant to the core mitochondrial-inflammatory pathways implicated in the syndrome, though not SAMHD1-specific.
DOI: 10.1016/j.cellimm.2026.105102

Cellular copper overload mediates senescence-associated secretory phenotype induction in BV2 microglia following lead and copper exposure. (from Toxicology/Neurodegeneration)
Wang Tao; Chen Chao; Li Ran; Su Li-Hong; Tian Hao-Jie — Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 2026
Score: 6/10 | Pathways: cGAS-STING, NLRP3, mito-ROS-NF-kB

Demonstrates mtDNA release triggering cGAS-STING-NLRP3 axis via ROS in microglia, mechanistically paralleling the VDAC1/cGAS-STING-NLRP3 (Loop A/B) pathways central to this disease model, though driven by heavy metal toxicity rather than SAMHD1 dysfunction.
DOI: 10.1016/j.fct.2026.116068

cGAS-STING axis: A central regulator of neural homeostasis and neuroinflammatory pathogenesis. (from Neurology)
Zhang Jiajie; Li Jiarui; Li Yanan; Liu Chunxiao; Shi Lei — Neural regeneration research 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target, AGS-spectrum

Reviews cGAS-STING/IFN-I-driven neuroinflammation and its therapeutic targeting (including ataxia-telangiectasia, an interferonopathy-adjacent condition), directly relevant to Loop A and the AuDHD/neuro-immune features of the family but not SAMHD1-specific.
DOI: 10.4103/NRR.NRR-D-25-00367

Monosodium urate crystals induce lytic macrophage death partially dependent on both pyroptosis and necroptosis. (from Rheumatology (gout/crystal arthropathy))
Geng Zhijun; Wu Di; Hou Yajing; Kang Lulu; Zhang Xiaofeng — Clinical rheumatology 2026
Score: 6/10 | Pathways: urate-NLRP3, NLRP3

This paper details MSU crystal-induced macrophage lytic death and inflammasome dynamics, directly relevant to the GOLD stream's urate-NLRP3 axis and gout pathogenesis in the mechanism model, though it does not address SAMHD1 or dNTP metabolism.
DOI: 10.1007/s10067-026-08262-0

Nrf2 promotes NLRP3 inflammasome assembly and activation by Klf9-TXNIP axis. (from Rheumatology/immunometabolism)
Zhou You; You Hui; Xia Xin-Yu; Zhang Ke; Jiang Hui — Cell death discovery 2026
Score: 6/10 | Pathways: NLRP3, urate-NLRP3, NF-kB-NLRP3-priming, treatment-target

Describes a novel Nrf2-Klf9-TXNIP mechanism for NLRP3 inflammasome assembly and validates relevance in MSU-crystal gouty arthritis, directly relevant to the GOLD stream and urate-NLRP3 axis in the mechanism map, though not SAMHD1-specific.
DOI: 10.1038/s41420-026-03219-3

SIRT5 desuccinylates PRDX3 to promote its chaperone-mediated autophagy and mitigate mitochondrial dysfunction in MSU crystal-induced inflammation. (from Rheumatology/gout biochemistry)
Deng Yaxin; Yu Kailin; Ou Lijun; Wang Ling; Cai Yuanze — International immunopharmacology 2026
Score: 6/10 | Pathways: NLRP3, urate-NLRP3, mito-ROS-NF-kB, treatment-target

This paper details MSU crystal-induced mitochondrial dysfunction driving NLRP3 activation via PRDX3 accumulation, directly relevant to the GOLD stream (dGTP-purine catabolism-uric acid-MSU-NLRP3) in the disease model, though it does not involve SAMHD1 or interferon signaling.
DOI: 10.1016/j.intimp.2026.117064

SLC16A9-mediated uric acid uptake promotes myocardial hypertrophy in dilated cardiomyopathy via NLRP3 inflammasome activation. (from Cardiology)
Hu Zhi; Ding Yiming; Wang Tingzhong; Hou Xiaolin; Song Qiang — Experimental cell research 2026
Score: 6/10 | Pathways: urate-NLRP3, NLRP3, treatment-target

Demonstrates a urate-transporter-driven NLRP3 activation axis (GOLD stream analog) in cardiomyopathy, mechanistically relevant to the uric acid/MSU-NLRP3 route implicated in the SAMHD1 syndrome and to potential cardiac phenotype in carriers.
DOI: 10.1016/j.yexcr.2026.115085

Design, semi-synthesis and biological evaluation of grandiflorenic acid derivatives as potent covalent NLRP3 inhibitors. (from medicinal chemistry/pharmacology)
Pérez-Rodríguez Daniel; Amesty Ángel; Oramas-Royo Sandra; Fernández-Vega Eva; Cu — European journal of medicinal chemistry 2026
Score: 6/10 | Pathways: NLRP3, urate-NLRP3, treatment-target

Describes novel covalent small-molecule NLRP3 inhibitors effective across multiple activation stimuli (including MSU crystals), representing a potential therapeutic strategy directly relevant to the NLRP3 hyperactivation central to the SAMHD1 A565T interferon-mitochondrial syndrome.
DOI: 10.1016/j.ejmech.2026.118935

Baricitinib in Two Pediatric Patients with COPA syndrome: A Case Series and Literature Review. (from Pediatric rheumatology/pulmonology)
Villarreal Enrique G; Dissanayake Dilan; Laxer Ronald M; Yip Kenneth W; Kritzing — Modern rheumatology case reports 2026
Score: 6/10 | Pathways: JAK-STAT, treatment-target, AGS-spectrum, clinical-phenotype

COPA syndrome is a type I interferonopathy treated with baricitinib (JAK inhibitor), directly paralleling the IFN-I/JAK-STAT treatment strategy relevant to SAMHD1-driven interferonopathy in this family.
DOI: 10.1093/mrcr/rxag052

Loss of the kinases TBK1 and IKKε sensitizes target cancer cells to T cell killing through an IFN-γ-mediated inflammatory death program. (from cancer immunology/immuno-oncology)
Sun Nicholas D; Carr Allison R; Krogman Erica N; Chawla Yogesh; Zhong Jun — Science signaling 2026
Score: 6/10 | Pathways: NF-kB-IKK, JAK-STAT, treatment-target, other

Demonstrates TBK1/IKKε (non-canonical NF-kB/IFN kinases central to the disease's NF-κB-IKK crosstalk axis) as inhibitors of RIPK1-dependent inflammatory death and NF-κB activation, revealing a mechanistic link between IFN signaling, NF-κB, and cell death that is adjacent to the interferon-mitochondrial-NF-κB circuitry implicated in the SAMHD1 syndrome, though not SAMHD1-specific.
DOI: 10.1126/scisignal.adz7366

Targeting the cGAS-STING pathway alleviates neuroinflammation and cognitive impairment induced by chronic infection of Toxoplasma gondii. (from Neurology/Infectious Disease (parasitology-neuroinflammation))
Xing Yihui; Lv Huiling; He Peixuan; Xu Yongyao; Shen Weifan — Journal of neuroinflammation 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target, clinical-phenotype

Demonstrates cGAS-STING pathway activation driving neuroinflammation, senescence/SASP, and cognitive impairment in a chronic infectious trigger model, mechanistically relevant to the IFN-I/BLUE loop and neurologic/AuDHD phenotype axis though not SAMHD1-specific.
DOI: 10.1186/s12974-026-03937-6

Tegument protein UL16 of herpes simplex virus 1 suppresses the innate immune response by downregulating MAVS abundance via mitophagy. (from virology/microbiology (HSV-1 immune evasion))
Wang Jingwen; Zhu Rongli; Yi Ping; Gan Mengyao; Long Feng — Autophagy 2026
Score: 6/10 | Pathways: cGAS-STING, ISG15-mitophagy, other

This paper shows a viral tegument protein degrading MAVS via FUNDC1-mediated mitophagy to suppress RLR/IFN-I signaling, providing mechanistic insight into virus-induced mitophagy-immune crosstalk that parallels the mitophagy-block/interferon axis relevant to SAMHD1-driven interferonopathy and post-viral ME/CFS triggers.
DOI: 10.1080/15548627.2026.2698747

GAMG alleviates silicosis inflammation and fibrosis by targeting STING. (from Pulmonology/occupational medicine (silicosis))
Zhang Jing; Xang Miaoqing; Yao Zongze; Shao Wei; Liu Zhiyu — Ecotoxicology and environmental safety 2026
Score: 6/10 | Pathways: cGAS-STING, NF-kB-IKK, treatment-target

This paper demonstrates STING/TBK1/NF-κB pathway activation via cytosolic dsDNA driving inflammation and fibrosis, directly relevant to the BLUE loop (cGAS-STING-IRF3-IFN-I) and NF-κB crosstalk mechanisms central to the SAMHD1 syndrome, and identifies a small-molecule STING inhibitor (GAMG) with therapeutic implications.
DOI: 10.1016/j.ecoenv.2026.120405

Dexamethasone activates anti-tumor immunity in multiple myeloma by dismantling the GR-PPP1CB complex to restore STING/IRF3 signaling. (from Oncology (multiple myeloma immunotherapy))
Wang Chen; Liu Lingling; Zhang Jiale; Sun Shanliang; Lv Xinyu — Journal for immunotherapy of cancer 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target, other

This paper details TBK1-IRF3/STING pathway modulation via GR-PPP1CB in multiple myeloma, directly intersecting with the core interferon-STING axis (Loop A) relevant to SAMHD1 mechanism and the family's multiple myeloma phenotype, though not SAMHD1-specific.
DOI: 10.1136/jitc-2026-015256

BRCA1 deficiency induces NFκB-dependent type-I interferon signaling in fallopian tube epithelial cells. (from Gynecologic oncology (BRCA1/fallopian tube epithelium))
Madaan Vidushi; Kollara Alexandra; Spaner David; Brown Theodore J — Neoplasia (New York, N.Y.) 2026
Score: 6/10 | Pathways: cGAS-STING, NF-kB-IKK, JAK-STAT, treatment-target

Demonstrates cGAS-STING-TBK1-IRF3 driven type-I interferon signaling (ISG15/USP18) with NF-kB permissive crosstalk in a DNA-damage/genome-instability context, mechanistically analogous to the SAMHD1-driven IFN-I/NF-kB axis and relevant to oncology surveillance in carrier families.
DOI: 10.1016/j.neo.2026.101320

ANXA2 suppresses antiviral immunity by impeding STING Golgi translocation and disrupting the TBK1/IKKε-IRF3 axis. (from Virology/molecular microbiology)
Liu Hongyang; Xue Mengdi; Feng Chunying; Yu Jimin; Ye Guangqiang — Journal of virology 2026
Score: 6/10 | Pathways: cGAS-STING, NF-kB-IKK

Details a novel negative regulator (ANXA2) of the cGAS-STING-TBK1/IKKε-IRF3 axis central to the BLUE loop IFN-I pathway implicated in SAMHD1 haploinsufficiency pathophysiology, though not disease-specific.
DOI: 10.1128/jvi.02081-25

Loss of cGAS facilitates angiogenesis in diabetic foot ulcer healing by suppressing the STING/ferroptosis pathway. (from Endocrinology/Wound Healing (Diabetic Foot Ulcer))
Li Wei; Kang Mengyang; Zhang Guofeng; Hu Huishe; Qin Hao — International immunopharmacology 2026
Score: 6/10 | Pathways: cGAS-STING, NF-kB-IKK, treatment-target

Demonstrates cGAS-STING-TBK1-IRF3-NFkB axis driving pathology (ferroptosis, angiogenesis suppression) in a metabolic/vascular disease context, offering mechanistic and therapeutic parallels relevant to the interferon-mitochondrial syndrome's core signaling loop though not SAMHD1-specific.
DOI: 10.1016/j.intimp.2026.116684

EXOC5/SEC10 attenuates antiviral IFN-I signaling by targeting STING1 for autophagic degradation. (from Virology/molecular cell biology (autophagy trafficking))
Ma Wenqing; Xu Yanan; Yu Jie; Sun Fachao; Yu Xiao — Autophagy 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target

Describes a novel negative-feedback regulator (EXOC5-TRIM56-STING1-SQSTM1 autophagic degradation axis) of the cGAS-STING/IFN-I pathway central to the BLUE loop, offering mechanistic and therapeutic insight relevant to interferon dysregulation but not SAMHD1-specific.
DOI: 10.1080/15548627.2026.2659292

Emodin alleviates radiation-induced pulmonary fibrosis by targeting cellular senescence via the mtDNA-cGAS-STING axis. (from Pulmonology/radiation oncology)
Duan Wei; Sha Yanling; Tang Xi; Liu Riu; Su Bin — 2026
Score: 6/10 | Pathways: cGAS-STING, NF-kB-IKK, mito-ROS-NF-kB, treatment-target

Demonstrates mtDNA leakage-driven cGAS-STING-NF-κB activation and mitochondrial ROS as drivers of senescence/fibrosis, directly paralleling the BLUE/RED loop mechanisms in the SAMHD1 syndrome and offering a pharmacologic (emodin) precedent for pathway-targeted intervention.
DOI: 10.1007/s10522-026-10472-7

The novel PARP-1 inhibitor BMMP-TSC bridges mitochondrial dysfunction and innate immunity via mtDNA leakage and cGAS-STING to suppress breast cancer. (from Oncology/pharmacology (PARP-inhibitor drug development))
Wang Nan; Huang Jianting; Fei Fengshu; Ma Shiyu; Fu Qianlong — 2026
Score: 6/10 | Pathways: cGAS-STING, treatment-target

Demonstrates mtDNA leakage-driven cGAS-STING activation from mitochondrial damage in a cancer context, mechanistically parallel to the BLUE loop but in an oncology/PARP-inhibitor setting rather than SAMHD1-driven interferonopathy.
DOI: 10.1016/j.cbi.2026.112247

Neutrophil extracellular traps in gout, rheumatoid arthritis, and systemic lupus erythematosus: Mechanistic heterogeneity and therapeutic implications. (from Rheumatology)
Chen Haixu; Liu Xia; Guo Changying; Song Chao; Zeng Lianlin — Tissue & cell 2026
Score: 5/10 | Pathways: NLRP3, urate-NLRP3, cGAS-STING, clinical-phenotype

Discusses ox-mtDNA-driven cGAS/STING/IFN-I and NLRP3 activation in gout/RA/SLE, mechanistically parallel to the GOLD/BLUE loops and relevant to the family's rheumatoid arthritis and gout-adjacent phenotypes, though NETosis is not directly implicated in the SAMHD1 mechanism.
DOI: 10.1016/j.tice.2026.103735

Selective induction of mitochondrial fragmentation for cancer immunotherapy via mtDNA-Targeting AIE photosensitizer. (from Oncology/photodynamic nanomedicine)
Wang Wen-Jin; Hao Ying-Xin; Wang Yu-Meng; Xin Zhuo-Yang; Zhang Man — Biomaterials 2026
Score: 5/10 | Pathways: NLRP3, VDAC1, treatment-target

Demonstrates mtDNA release via mitochondrial permeability transition triggering NLRP3-GSDMD pyroptosis, mechanistically overlapping with the disease's Loop A/B mitochondrial-inflammasome axis, but in a cancer photodynamic therapy context rather than SAMHD1 biology.
DOI: 10.1016/j.biomaterials.2026.124211

Targeting Cathepsin B with p-coumaric acid rescues WWP1-dependent proteasomal degradation of NLRP3 in hyperuricemic nephropathy. (from Nephrology/pharmacology)
Li Fengqin; Wang Yanzhe; Liu Xia; Wu Yue; Miao Naijun — Molecular medicine (Cambridge, Mass.) 2026
Score: 5/10 | Pathways: NLRP3, urate-NLRP3, treatment-target

This paper details a urate/NLRP3-driven nephropathy mechanism (GOLD stream analog) and a novel NLRP3 proteasomal degradation pathway, offering an adjacent but non-interferon mechanistic link and a potential therapeutic angle relevant to the gout/uric acid axis in the disease profile.
DOI: 10.1186/s10020-026-01544-y

Exploration of the Potential Mechanism of Clematichinenoside AR in Alleviating Hyperuricemia Based on Untargeted Metabolomics and Nrf2 Signaling Pathway. (from Pharmacology/Nephrology (traditional Chinese medicine metabolomics))
Liang Qi; Lu Heng; Dong Hongjing; Yu Jinqian; Li Tao — Rapid communications in mass spectrometry : RCM 2026
Score: 5/10 | Pathways: NLRP3, urate-NLRP3, treatment-target

This paper demonstrates the GOLD pathway (purine catabolism → uric acid → NLRP3) mechanistically via a natural compound reducing xanthine oxidase, uric acid, and NLRP3/Caspase-1 activation, relevant to the SAMHD1 syndrome's independent gout/urate-NLRP3 axis but not SAMHD1-specific.
DOI: 10.1002/rcm.70109

Lorlatinib protects dopaminergic neurons by inhibiting ALK-mediated neuroinflammation in a mouse model of Parkinson's disease. (from Neurology/Parkinson's disease pharmacology)
Kim Do-Yeon; Kim Seong-Eun; Park Jung-Eun; Leem Yea-Hyun; Park Jin-Sun — Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie 2026
Score: 5/10 | Pathways: cGAS-STING, NF-kB-IKK, treatment-target

Demonstrates STING-TBK1-IRF3/NF-κB neuroinflammatory axis and microglial activation in a neurodegeneration model, mechanistically overlapping with the interferon-NF-κB crosstalk relevant to the SAMHD1 syndrome's neurological/AuDHD phenotypes, though not SAMHD1-specific.
DOI: 10.1016/j.biopha.2026.119596

Pharmacological inhibition of STING-TBK1 signaling is associated with reduced PANoptosis-like features and fibrotic remodeling in keloids. (from Dermatology/plastic surgery (fibroproliferative skin disorders))
Wang Xinyue; Tian Yuan; Luo Sai; Zhu Wenwen; Zhu Yangdong — International immunopharmacology 2026
Score: 5/10 | Pathways: cGAS-STING, treatment-target, other

Demonstrates STING-TBK1-IRF3 signaling driving inflammatory programmed cell death and fibrosis in keloids, offering a tangential mechanistic parallel (STING/TBK1 activation and pharmacological inhibition) but no direct link to SAMHD1, mitochondrial dNTP dysregulation, or the family phenotype spectrum.
DOI: 10.1016/j.intimp.2026.116869

Saturated mutagenesis screen of M-MLV reverse transcriptase identifies variants enhancing prime editing efficiency (from Molecular biology/genome engineering)
Li Hui; Wang Yifan; Zhang Chenxin; Tun Thi Thi; Yu Shi — preprint (preprint) 2026
Score: 5/10 | Pathways: prime-editing, gene-therapy-delivery

This paper improves prime editing efficiency via M-MLV RT engineering, a generic gene-correction technology platform relevant to future correction of the SAMHD1 A565T missense variant but with no immune/myeloid cell-type specificity or disease-specific demonstration.
DOI: 10.64898/2026.07.06.736660

Systematic profiling of PE6 variants establishes generalizable principles for efficient and specific prime editing (from genome engineering/molecular biology)
Shin Kyuwon; Shin Ju-Young; Woo Aram; Han Dabin; Lee Beomjun — preprint (preprint) 2026
Score: 5/10 | Pathways: prime-editing, gene-therapy-delivery

This paper advances prime editing efficiency/specificity (PE6 variants, DeepPrime6), a generalizable gene-correction technology platform potentially applicable to correcting the SAMHD1 A565T missense variant but not disease-specific or immune-cell targeted.
DOI: 10.21203/rs.3.rs-10000319/v1

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

Targeted Treatment for Hyperuricemia: The Drug Pipeline. (from Rheumatology/geriatrics (gout pharmacotherapy))
Barry Austin; Helget Lindsay N; Mikuls Ted R — Drugs & aging 2026
Score: 4/10 | Pathways: urate-NLRP3, treatment-target

This is a clinical gout pharmacology review touching the GOLD pathway (uric acid/NLRP3) and NLRP3-targeted therapy but does not address SAMHD1, dGTP-driven purine catabolism, or interferon-mitochondrial mechanisms specifically.
DOI: 10.1007/s40266-026-01313-w

The Dual Role of Exosomes in Gout: From Inflammatory Amplifiers to Therapeutic Regulators. (from Rheumatology)
Gao Xuege; Zhang Jiawei; Kong Xiaojuan; Xue Yanli; Fan Weimin — Inflammation 2026
Score: 4/10 | Pathways: urate-NLRP3, NLRP3

Discusses MSU crystal-driven NLRP3 inflammation and exosome biomarkers in gout, touching the GOLD stream endpoint but without SAMHD1, IFN, or mitochondrial mechanistic linkage.
DOI: 10.1007/s10753-026-02551-1

Emapalumab plus conventional therapy with or without ruxolitinib for pediatric hemophagocytic lymphohistiocytosis: a single center retrospective study. (from pediatric hematology-oncology)
Liao Meiling; Xiao Li; Gu Min; Yu Jie — Immunologic research 2026
Score: 4/10 | Pathways: JAK-STAT, treatment-target

Describes ruxolitinib (JAK1/2 inhibitor) use in a hyperinflammatory cytokine syndrome (HLH), tangentially relevant to JAK-STAT/IFN pathway therapeutics but not directly tied to SAMHD1 mechanism or family phenotypes.
DOI: 10.1007/s12026-026-09801-2

Two novel kindreds with autosomal recessive STAT2 deficiency. (from Pediatric immunology/infectious disease (inborn errors of immunity))
Kienapfel Verena; Cresens Lotte; Bizien Lucy; Vasconcelos Julia; Chbihi Marwa — Journal of human immunity 2026
Score: 4/10 | Pathways: JAK-STAT, treatment-target

STAT2 deficiency is a downstream node of the same type I IFN/JAK-STAT axis relevant to the interferonopathy mechanism and uses ruxolitinib as in the family's proposed treatment context, but is a distinct autosomal recessive disease unrelated to SAMHD1 haploinsufficiency.
DOI: 10.70962/jhi.20260037

The role of NLRP3 inflammasome in opioid-induced neurochemical markers, therapeutic effects, and adverse effects in male mice. (from Neuropharmacology/addiction medicine)
Rodriguez Myosotys; Veeragoni Dileepkumar; Carbajal Candy; Owens Florida; Eans S — Brain, behavior, and immunity 2026
Score: 4/10 | Pathways: NLRP3, NF-kB-NLRP3-priming, treatment-target

This paper demonstrates NLRP3/NF-kB/MAPK-driven neuroinflammation and MCC950 efficacy in an opioid model, offering mechanistic and pharmacological parallels (MCC950 as NLRP3 inhibitor) but no direct SAMHD1, interferon, or mitochondrial dNTP connection.
DOI: 10.1016/j.bbi.2026.106528

Persistence of large mtDNA rearrangements linked to premature aging in Pol γ exonuclease-deficient mice. (from Mitochondrial genetics/aging biology)
Wu Shilan; Lujan Scott A; Burkholder Adam B; Nissanka Nadee; Longley Matthew J — Nucleic acids research 2026
Score: 4/10 | Pathways: POLG-mtDNA, other

Demonstrates POLG exonuclease-deficiency driving large mtDNA deletions/rearrangements and premature aging, mechanistically adjacent to the PURPLE pathway's POLG-stalling/ox-mtDNA node but without any SAMHD1, dNTP pool, or immune signaling connection.
DOI: 10.1093/nar/gkag648

Precision gene editing: From proof-of-concept to curative therapies. (from Gene therapy/genetic medicine)
Cui Tongtong; Li Bojin; Cai Bingyu; Wang Hui; Li Wei — Trends in molecular medicine 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

General review of precision gene editing technologies and clinical translation with no specific mention of SAMHD1 or immune/myeloid cell targeting relevant to correcting a het missense variant like A565T.
DOI: 10.1016/j.molmed.2026.06.004

Prime editing-mediated microhomology enables efficient replacement of large DNA. (from Genome engineering / synthetic biology)
Xie Yuyang; Li Pan; He Zhiyong; Huang Honglin; Wu Dingzhou — Nucleic acids research 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

This describes a general-purpose prime editing method for large DNA replacement without disease-specific or immune/myeloid cell application, offering only generic future relevance to correcting the SAMHD1 A565T variant.
DOI: 10.1093/nar/gkag626

Emerging frontiers in genome editing: From CRISPR to next-generation technologies. (from Molecular biology/biotechnology (genome engineering))
Mishra Saurabh; Rehan Samrah; Barekzai Ahmad Mujtaba; Sharma Ambika; Raghav Alok — Methods (San Diego, Calif.) 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

A general review of genome editing technologies (CRISPR, base/prime editing, delivery systems) with only broad, non-specific relevance to future SAMHD1 A565T correction strategies rather than direct mechanistic or clinical data.
DOI: 10.1016/j.ymeth.2026.05.011

Enhanced γ-globin reactivation and sickle cell correction through a repressor-to-activator motif switch in the HBG1/2 promoters. (from Hematology/gene therapy)
Chalumeau Anne; Antoniou Panagiotis; Bou Dames Maria; Martinucci Pierre; Retana * — Molecular therapy. Nucleic acids 2026
Score:
4/10* | Pathways: gene-therapy-delivery, prime-editing

Demonstrates prime-editing and CRISPR-HDR correction in HSPCs for sickle cell disease, offering methodological relevance to future SAMHD1 missense correction strategies but no direct SAMHD1/interferon-mitochondrial pathway connection.
DOI: 10.1016/j.omtn.2026.102974

Enhancing prime editing by fusing polymerase substrate-binding proteins to reverse transcriptase. (from molecular genome engineering / biochemistry)
Zhao Dongdong; Wang Ting; Zhang Lu; Sha Taixin; Zhao Xiumei — Nucleic acids research 2026
Score: 4/10 | Pathways: prime-editing, gene-therapy-delivery

This paper describes a general prime editing efficiency improvement (PSBP fusion to RT) without any immune/myeloid cell targeting or SAMHD1-relevant application, making it only tangentially relevant as a generic gene-correction technology platform.
DOI: 10.1093/nar/gkag657

Naja atra SVPLA<sub>2</sub> upregulates hexokinase 2-driven macrophage M1 polarization via the cGAS-STING signaling activation. (from Toxicology/venom pharmacology)
Liu Jiahao; Wen Zejing; Tang Sunkun; Wu Jiajia; Han Xinyi — 2026
Score: 4/10 | Pathways: cGAS-STING, other

Demonstrates mtDNA release triggering cGAS-STING pathway activation in macrophages, mechanistically parallel to the BLUE loop but in an unrelated snake venom toxicology context with no SAMHD1 or NLRP3/interferonopathy linkage.
DOI: 10.1016/j.toxicon.2026.109208

The NF-κB-driven inflammatory cascade in ischemic stroke: Linking DAMPs, inflammasomes, and neurovascular dysfunction. (from Neurology/stroke)
Liu Yuan; Zhang Yun — Gene 2026
Score: 3/10 | Pathways: NLRP3, NF-kB-IKK, cGAS-STING

This is a general ischemic stroke NF-κB/inflammasome review with overlapping pathway components (STING, NLRP3, mtDNA DAMPs) but no connection to SAMHD1, dNTP metabolism, or the family phenotype spectrum.
DOI: 10.1016/j.gene.2026.150163

CGRP-uric acid axis in migraine: A redox-inflammatory framework linking neurovascular signaling and metabolic regulation. (from Neurology (headache/migraine medicine))
Lu Chien-Lin; Cheng Yu-Chen; Lu Kuo-Cheng — Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie 2026
Score: 3/10 | Pathways: urate-NLRP3, other

This migraine-focused review discusses uric acid/NLRP3/ROS/NF-kB convergence in a neurovascular context, touching the GOLD pathway (urate-NLRP3) but with no SAMHD1, interferon, or mitochondrial dNTP relevance and no clear link to the family phenotype spectrum.
DOI: 10.1016/j.biopha.2026.119709

Exploring the anti-gout mechanism of Erding granules based on network pharmacology and experimental verification. (from traditional Chinese medicine/pharmacology)
Wang Guanglei; He Liang; Zhang Yihua; Tao Xikai — Pakistan journal of pharmaceutical sciences 2026
Score: 3/10 | Pathways: urate-NLRP3

Paper links MSU-induced NLRP3/IL-1β/IL-18 release to a herbal formula via INSR/PRKCA/IGF1R signaling, touching the GOLD pathway (uric acid-NLRP3) but with no SAMHD1, interferon, or mitochondrial dNTP connection.
DOI: 10.36721/PJPS.2026.39.8.232.1

Interpretable machine learning model using peripheral blood for non-invasive detection of moderate-to-severe myelofibrosis in JAK2 V617F-positive MPNs: A multicentre pilot proof-of-concept study. (from Hematology/Oncology (myeloproliferative neoplasms))
Hao Zhuanghui; Song Miaoke; Wang Huichao; Yan Congrui; Cao Shuhua — British journal of haematology 2026
Score: 3/10 | Pathways: NLRP3, treatment-target

IL-1β/NLRP3 involvement in JAK2-mutant myelofibrosis and ruxolitinib response is tangentially related to the interferon-inflammasome axis but concerns a distinct disease (MPN) and gene (JAK2) unrelated to SAMHD1 haploinsufficiency.
DOI: 10.1111/bjh.70552

CD28+ CD8+ Tem cells with a STAT1-dependent glucocorticoid receptor deficit contribute to steroid-refractory acute GVHD. (from Transplant hematology/immunology)
Pan Zengkai; Deng Yujun; Huang Jingtao; Bian Haoxing; Chen Yiyin — Blood 2026
Score: 3/10 | Pathways: JAK-STAT, treatment-target

This paper describes STAT1-GR crosstalk and JAK inhibition in steroid-refractory GVHD, a peripheral JAK-STAT/inflammation mechanism sharing pathway components (STAT1, ruxolitinib) but with no direct link to SAMHD1, cGAS-STING, NLRP3, or mitochondrial dNTP biology.
DOI: 10.1182/blood.2025032587

Metagenomic profiling of gut microbiome in post-cholecystectomy patients with diarrhea: a nested case-control study. (from Gastroenterology/microbiome research)
Ye Jiayi; Mao Peiyu; Li Bo; Hao Ying; Chen Yuwen — BMC microbiology 2026
Score: 3/10 | Pathways: clinical-phenotype

Cholecystectomy clustering is a tracked family phenotype but this paper's gut microbiome/diarrhea findings have no direct mechanistic link to SAMHD1, interferon, or inflammasome pathways.
DOI: 10.1186/s12866-026-05346-4

Maternal gut microbiota mediates prenatal stress-induced fetal blood‒brain barrier dysfunction. (from Obstetrics/neurodevelopmental microbiome research)
Wang Xuanping; Zhou Fang-Yue; Wu Ting; Duan Chenchi; Luo Xukai — Gut microbes 2026
Score: 3/10 | Pathways: pregnancy-fetal, JAK-STAT, other

This paper involves IFN-β signaling and maternal-fetal axis relevant tangentially to interferonopathy biology but lacks any SAMHD1, cGAS-STING, NLRP3, or mitochondrial dNTP mechanism connection.
DOI: 10.1080/19490976.2026.2631242

Targeting the ATX-LPA Axis Overcomes TKI Resistance and Immunosuppression in Renal Cell Carcinoma via Dual Inhibition of AKT/mTOR and TBK1/IRF3 Pathways. (from Oncology (renal cell carcinoma/tumor immunology))
Luo Jinchen; Lin Hansen; Feng Haoqian; Tan Lei; Liu Xi — Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2026
Score: 3/10 | Pathways: treatment-target, other

This paper concerns TBK1/IRF3-mediated PD-L1 upregulation in renal cell carcinoma via the ATX-LPA axis, touching the TBK1/IRF3 node shared with the interferonopathy mechanism but in an oncology/immune-evasion context unrelated to SAMHD1 dNTPase biology or mitochondrial dysfunction.
DOI: 10.1002/advs.76352

A novel role of circCPSF6 regulating antiviral innate immunity via miR-665 and PCBP2-IPS-1 axis in IAV infection. (from Virology/RNA biology)
Meher Aparna; Chaudhary Riya; Kumar Himanshu — Molecular therapy. Nucleic acids 2026
Score: 3/10 | Pathways: JAK-STAT, other

This paper describes circRNA-mediated regulation of antiviral IFN signaling (MyD88/STAT2/IKKε/IPS-1) in influenza infection, tangentially touching IFN-I pathway machinery but with no direct SAMHD1, mitochondrial, NLRP3, or inflammasome connection.
DOI: 10.1016/j.omtn.2026.102973

[Effect of electroacupuncture on acute gastric mucosal injury in mice by regulating macrophage polarization mediated by the cGAS-STING signaling pathway]. (from Traditional Chinese medicine / acupuncture research in gastroenterology)
Xu Yuan-Bo; Wang Jing-Ji; Gao Qiu-Jin; Xu Xin-Yue; He Ruo-Nan — Zhen ci yan jiu = Acupuncture research 2026
Score: 3/10 | Pathways: cGAS-STING, other

Uses cGAS-STING signaling terminology but in an unrelated context (electroacupuncture treatment of ethanol-induced gastric mucosal injury and macrophage polarization), with no connection to SAMHD1, mitochondrial dNTP dysregulation, or the interferon-mitochondrial syndrome described.
DOI: 10.13702/j.1000-0607.20251161

Immune cell-intrinsic STING activation drives tumor ferroptosis via AA-mediated suppression of ACSL4 lactylation in colorectal cancer. (from Oncology (colorectal cancer immunometabolism))
Ding Lina; Du Wenqi; Zhu Jing; Zhang Yuxiang; Wang Xingyue — Proceedings of the National Academy of Sciences of the United States of America 2026
Score: 3/10 | Pathways: cGAS-STING, other

This paper uses STING signaling in an oncology/ferroptosis context unrelated to SAMHD1, mitochondrial dNTP dysregulation, or interferonopathy syndrome mechanisms, though it touches the STING node relevant to the broader pathway architecture.
DOI: 10.1073/pnas.2524594123

Smart-responsive lentinan-DMXAA conjugate for synergistic STING-mediated pancreatic cancer immunotherapy. (from Oncology/pharmaceutical nanomedicine)
Zhang Zhengxian; Zhu Xin; Cui Jingru; Han Jiale; Wang Jiaxing — International journal of pharmaceutics 2026
Score: 3/10 | Pathways: cGAS-STING, treatment-target

This is a drug-delivery oncology paper exploiting STING agonism (TBK1-IRF3-IFN-beta) for pancreatic cancer immunotherapy, sharing the STING pathway node but with no SAMHD1, mitochondrial, or NLRP3 connection to the syndrome mechanism.
DOI: 10.1016/j.ijpharm.2026.126996

Cellular hnRNP D promotes influenza A virus replication by inhibiting TBK1-IRF3-mediated innate immune response. (from virology/molecular virology)
Xu Chenchen; Peng Yunling; Liu Shuhui; Xie Ran; Feng Duanchenxi — Journal of virology 2026
Score: 3/10 | Pathways: cGAS-STING, other

This paper describes TBK1-IRF3 antagonism by an influenza viral evasion protein, touching the cGAS-STING/IFN-I axis but with no connection to SAMHD1, mitochondrial dNTP pools, or NLRP3 pathways central to this disease.
DOI: 10.1128/jvi.00257-26

Breaking the oncogene-immune suppression cycle through dual HER2 silencing and innate immune activation by biomineralized DNA nanocomplexes. (from Oncology/nanomedicine drug delivery)
Duan Yubei; Huang Jiaxin; Huang Tianping; Yang Kaige; Qi Liwen — Journal of controlled release : official journal of the Controlled Release Society 2026
Score: 3/10 | Pathways: cGAS-STING

Involves cGAS-STING pathway activation but in a cancer nanomedicine context unrelated to SAMHD1 dNTPase biology, mitochondrial dysfunction, or the family phenotype spectrum.
DOI: 10.1016/j.jconrel.2026.115009

The TRIM27/STING Axis Mediates Schisandrin B-Induced Inhibition of Myeloid-Derived Suppressor Cells Accumulation to Potentiate Anti-PD-1 Immunotherapy in Hepatocellular Carcinoma. (from Oncology/immunotherapy)
Huang Lei; Li Siying; Li Ziqing; Qin Zhuo; Sun Yanan — Phytotherapy research : PTR 2026
Score: 3/10 | Pathways: cGAS-STING, other

Involves STING pathway regulation via TRIM27 in cancer immunotherapy context, but focuses on tumor microenvironment/MDSCs in HCC rather than SAMHD1-driven interferonopathy or mitochondrial dysfunction mechanisms.
DOI: 10.1002/ptr.70368

Scoparone inhibits the progression of gastric cancer by regulating the PIN1/STING/TBK1/IRF3 signaling pathway. (from Oncology/pharmacology)
Zhao Na; Wang Ping — Toxicology and applied pharmacology 2026
Score: 3/10 | Pathways: cGAS-STING

Involves STING/TBK1/IRF3 signaling but in the context of gastric cancer drug mechanism unrelated to SAMHD1 or interferonopathy pathophysiology, with STING activation here being tumor-suppressive rather than pathogenic.
DOI: 10.1016/j.taap.2026.117838

Transglutaminase 2 regulates innate immunity: mechanisms and therapeutic implications. (from biochemistry/enzymology (transglutaminase))
D'Eletto Manuela; Occhigrossi Luca; Colasuonno Fiorella; Bellanca Veronica; Di S — Oncoimmunology 2026
Score: 3/10 | Pathways: cGAS-STING, other

TG2 modulation of TBK1/type I interferon signaling touches tangentially on the IFN-I axis but has no direct connection to SAMHD1, dNTPase, NLRP3, or mitochondrial mechanisms central to this disease profile.
DOI: 10.1080/2162402X.2026.2665505

Viral Infections and Neurodegenerative Diseases: Reinterpreting the Crosstalk Through a Dual-Role Lens. (from neurology/virology gene therapy engineering)
Tahmtan Alireza; Nissapatorn Veeranoot; Saravanabhavan Shanmuga Sundar; Taherkha — Current microbiology 2026
Score: 3/10 | Pathways: gene-therapy-delivery, other

Reviews viral contributions to neurodegeneration and viral vector gene therapy technology broadly, with only tangential overlap to SAMHD1 interferonopathy mechanisms (mitochondrial dysfunction, neuroinflammation) and general gene-editing delivery methods rather than myeloid-targeted correction.
DOI: 10.1007/s00284-026-05018-6

Nanomaterials for subcellular organelle targeting: unlocking new avenues for enhanced therapeutic effectiveness. (from Nanomedicine/drug delivery)
Solouki Kiarash; Sohail Muhammad — Journal of drug targeting 2026
Score: 3/10 | Pathways: gene-therapy-delivery, other

General nanomaterial organelle-targeting review with brief mention of CRISPR/base/prime editing delivery, but no disease-specific mechanistic link to SAMHD1 pathways.
DOI: 10.1080/1061186X.2026.2691784

Re-balancing immunity with CRISPR-Cas9: Novel strategies for cancer and autoimmune disorders. (from genome editing/biotechnology)
Ren Xuanqi; Zhou Ziyang; Kong Lingkai; Guo Yibo; Liu Yan — Biotechnology advances 2026
Score: 3/10 | Pathways: prime-editing, gene-therapy-delivery, other

General review of CRISPR-Cas9 strategies (KO/KI/CRISPRa/CRISPRi/base/prime editing) for cancer and autoimmunity is only tangentially relevant as background on gene-editing tools without any SAMHD1, interferon, or mitochondrial pathway content.
DOI: 10.1016/j.biotechadv.2026.108921

Strategies and Advances in Site-Specific Integration of Exogenous Large Genes. (from Genome engineering/gene therapy methodology)
Wu Zhencheng; Chen Jia; Huang Manqi; Hu Wenqi; Liu Yiyu — Human gene therapy 2026
Score: 3/10 | Pathways: gene-therapy-delivery, prime-editing

This is a general review of large-fragment genomic integration technologies (HDR, prime editing/recombinases, CRISPR transposition) with no specific application to SAMHD1 correction or immune/myeloid cell delivery context relevant to this family's disease.
DOI: 10.1177/10430342261445050

Prime-edited isogenic hiPSC-derived cardiomyocyte model of short QT syndrome type 3 reveals electrophysiological phenotypes and differential drug responses. (from Cardiology/gene-editing methodology)
Kim Min Woo; Park Jeong Hwan; Lee Myeonghee; Lee Seul-Gi; Oh Jeong-Seop — Life sciences 2026
Score: 3/10 | Pathways: prime-editing

This paper demonstrates PE7 prime editing to create an isogenic iPSC-cardiomyocyte channelopathy model, relevant only as a generic gene-editing methodology reference and not to SAMHD1 or immune-mitochondrial pathways.
DOI: 10.1016/j.lfs.2026.124573

Gene Correction Enhances Dopaminergic Cell Therapy in a Nonhuman Primate Model of Parkinson's Disease. (from Neurology/regenerative medicine (gene editing methodology transferable to future SAMHD1 correction strategies))
Yan Qing; Xu Chongchong; Gao Jiangmei; Wang Pu; Wu Qingling — Advanced science (Weinheim, Baden-Wurttemberg, Germany) 2026
Score: 3/10 | Pathways: prime-editing

Uses prime editing to correct LRRK2 mutations in iPSC-derived dopaminergic cells for Parkinson's disease, demonstrating gene correction feasibility but unrelated to SAMHD1 mechanism or interferon-mitochondrial pathways.
DOI: 10.1002/advs.76394

Generation and characterization of four iPSC and isogenic gene-corrected lines from Legius syndrome patients. (from stem cell/genetic disease modeling)
der Auweraer Seppe Van; Roth Moritz B; Vlahos Katerina; Howden Sara E; Lockhart * — Stem cell research 2026
Score:
3/10* | Pathways: prime-editing

This paper describes iPSC modeling and CRISPR/prime editing correction of SPRED1 variants in Legius syndrome, unrelated to SAMHD1 or the described interferon-mitochondrial pathways, though it demonstrates prime editing correction methodology potentially analogous to future SAMHD1 variant correction.
DOI: 10.1016/j.scr.2026.104026

Generation of gene-corrected human isogenic iPSC lines from hypertrophic cardiomyopathy patients harboring PRKAG2 mutation (c.2084A>G, p.His530Arg) using prime editing. (from Cardiology / stem cell gene editing)
Lu Zijun; Qiu Zhichao; Zhang Yao; Yang Hao; Yang Yuan — Stem cell research 2026
Score: 3/10 | Pathways: prime-editing

Uses prime editing to correct a heterozygous missense mutation causing a distinct cardiomyopathy (PRKAG2), offering only generic technical analogy to potential SAMHD1 A565T correction strategies rather than direct disease relevance.
DOI: 10.1016/j.scr.2026.104008

New Gene Therapy Strategy for β-Thalassemia. (from Hematology/gene therapy)
Liang Dongguo; Schmidt-Wolf Ingo G H; Pu Jingjing — Stem cell reviews and reports 2026
Score: 3/10 | Pathways: gene-therapy-delivery

Reviews base/prime editing for β-thalassemia gene correction, which is a technology platform of theoretical relevance to future SAMHD1 correction strategies but has no direct mechanistic or clinical overlap with the SAMHD1 interferon-mitochondrial syndrome.
DOI: 10.1007/s12015-026-11132-6

A versatile VLP-mediated CRISPR-RNP platform for precise genome editing and durable epigenome silencing in cancer. (from Oncology/gene therapy delivery engineering)
Ju Sungjin; Lee Jang Hyeon; Yang Jiyun; Jeong Tae Yeong; Choi Chang Geun — Molecular therapy. Nucleic acids 2026
Score: 3/10 | Pathways: gene-therapy-delivery

This paper describes a VLP-CRISPR-RNP delivery platform for cancer genome/epigenome editing, relevant only tangentially as a generic delivery technology rather than targeting SAMHD1 correction or immune/myeloid cells specifically.
DOI: 10.1016/j.omtn.2026.102978

Protein Nanocages as Versatile Vectors for Nucleic Acid Delivery: Main Systems and Their Loading Mechanisms. (from nanobiotechnology/bioengineering)
Coffeen Carlos Francisco; Hernández-Gutiérrez Aquetzali Estefanía; Bustos-Jaimes — Molecular biotechnology 2026
Score: 3/10 | Pathways: gene-therapy-delivery

General review of protein nanocage delivery platforms for nucleic acids without specific application to myeloid/immune cells or SAMHD1 correction, only tangentially relevant to future gene therapy translation.
DOI: 10.1007/s12033-026-01564-3

In Utero Gene Therapy for Sickle Cell Disease: Current Evidence, Ethical Considerations, and Future Directions-A Scoping Review. (from Hematology/gene therapy)
Cudjoe Efe; Thorsen Margaret; Molokwu Nneka; Russo Melissa — Clinical therapeutics 2026
Score: 3/10 | Pathways: gene-therapy-delivery, pregnancy-fetal

Discusses in utero gene editing/LNP delivery technology relevant to future SAMHD1 correction strategies but focuses on an unrelated monogenic disease (SCD) with no interferonopathy or mitochondrial mechanism overlap.
DOI: 10.1016/j.clinthera.2026.04.026

Optimizing twin prime editing components for scalable genome editing and therapy in spinocerebellar ataxia type 3. (from Neurology/genetic engineering (gene therapy technology development))
Gwon Lee Wha; Seong Jung Bae; Yeo Hyeon-Gu; Oh Yeounsun; Park Junghyung — Molecular therapy. Nucleic acids 2026
Score: 3/10 | Pathways: prime-editing, gene-therapy-delivery

This paper describes twin prime editing optimization for polyQ deletion in SCA3, a general gene-editing technology advance not targeted to SAMHD1, myeloid cells, or immune correction relevant to the disease profile.
DOI: 10.1016/j.omtn.2026.102988

CRISPR-Cas9 Therapeutics in Diabetes Mellitus: From Molecular Mechanisms and Pharmacology to Clinical Development and Translational Barriers (from Endocrinology/diabetes gene therapy)
Kumar Sachin; Singh Harshit; Sharan Lokesh; Jawa Hemangi; Chaturvedi Saurabh — preprint (preprint) 2026
Score: 3/10 | Pathways: prime-editing, gene-therapy-delivery

This paper discusses CRISPR/base/prime editing therapeutics for diabetes with no direct link to SAMHD1 mechanisms, interferonopathy, or the family's mitochondrial-inflammatory phenotype, though it touches generically on gene editing delivery platforms relevant to future SAMHD1 correction strategies.
DOI: 10.22541/authorea.15004994/v1


Pathway Coverage This Week

  • treatment-target: 43 papers
  • cGAS-STING: 36 papers
  • NLRP3: 24 papers
  • other: 19 papers
  • gene-therapy-delivery: 17 papers
  • prime-editing: 15 papers
  • NF-kB-IKK: 12 papers
  • urate-NLRP3: 12 papers
  • mito-ROS-NF-kB: 9 papers
  • JAK-STAT: 9 papers
  • clinical-phenotype: 7 papers
  • AGS-spectrum: 6 papers
  • VDAC1: 4 papers
  • nucleotide-rewiring: 2 papers
  • POLG-mtDNA: 2 papers
  • NF-kB-NLRP3-priming: 2 papers
  • pregnancy-fetal: 2 papers
  • mito-dNTP-transport: 1 papers
  • dNTPase: 1 papers
  • ISG15-mitophagy: 1 papers

SAMHD1 Research Digest — 2026-07-05

Generated by samhd1_monitor | Model: claude-sonnet-4-6

Summary: 8 papers evaluated | 4 high-relevance (≥7) | 3 medium (5–6) | 1 low (3–4) | 0 scored <3


🔴 High Relevance (Score 7–10)

Added to Zotero automatically

Early brain-penetrant immunotherapy reverses interferon signature and improves motor outcome in a case of ADAR1-related Aicardi-Goutières syndrome. (from Pediatric Neurology / Neuroimmunology)
Dale Russell C; Hayes Jessica; Han Velda X; Dissanayake Ruwani; Lau Xianzhong — 2026
Score: 8/10 | Pathways: cGAS-STING, JAK-STAT, ISG15-mitophagy, AGS-spectrum, treatment-target, clinical-phenotype

This paper directly demonstrates reversal of the type I interferon signature (including downregulation of CGAS, SAMHD1, ISG15, and JAK1) by ruxolitinib + dexamethasone in an AGS interferonopathy, with single-cell RNA-seq validating the same core molecular players central to the SAMHD1 A565T disease mechanism, and provides a clinically actionable brain-penetrant JAK-inhibitor treatment precedent directly applicable to the interferon-driven neurodevelopmental and ME/CFS phenotypes in this family.
DOI: 10.1002/cti2.70113

JAK Inhibition in <i>PNPT1</i>-Related Mitochondrial Interferonopathy: A Case Report and Review of Mitochondrial-Immune Crosstalk. (from Pediatric neurology / mitochondrial medicine)
Brooks Dan Ross; Koh Hyun Yong; Kerrins Taylor Martin; Lang Steven; Bland Emily — 2026
Score: 8/10 | Pathways: cGAS-STING, JAK-STAT, AGS-spectrum, POLG-mtDNA, ISG15-mitophagy, treatment-target, clinical-phenotype

This case report directly demonstrates JAK inhibitor (tofacitinib) efficacy in a mitochondrial interferonopathy caused by mt-dsRNA cytosolic leakage activating IFN-I signaling—mechanistically parallel to the SAMHD1 A565T pathway where VDAC1 macropore releases mtDNA to activate cGAS-STING-IRF3-IFN-I-JAK-STAT, and provides clinical proof-of-concept that JAK inhibition can normalize IFN signature and downstream pathology (dystonia, lactate, transaminases) in mitochondrial-immune crosstalk syndromes including AGS-spectrum disease.
DOI: 10.1002/jmd2.70096

Aicardi-Goutières Syndrome: Insights from a Middle Eastern Case Series. (from Pediatric Neurology / Neuroradiology)
Alwalid Osamah; Al Subhi Marwa; Al Serhan Ala Aldeen; Abdulwahhab Saja B; Samran — 2026
Score: 7/10 | Pathways: AGS-spectrum, dNTPase, cGAS-STING, clinical-phenotype, JAK-STAT

This case series directly characterizes SAMHD1-associated AGS in a clinical cohort, including two siblings with a homozygous SAMHD1 variant presenting with chronic arthritis but no neurological disease—a phenotype highly relevant to understanding the genotype-phenotype spectrum of SAMHD1 variants and validating the arthritis/interferonopathy axis central to the family phenotype described.
DOI: 10.3174/ajnr.a9239

SLC30A9-mediated mitochondrial zinc homeostasis drives osteosarcoma chemoresistance by suppressing the mtDNA-cGAS-STING pathway. (from Oncology (osteosarcoma/cancer biology))
Li Hongyu; Yang Biao; Liu Yinliang; Yang Wen; Yu Haoye — 2026
Score: 7/10 | Pathways: cGAS-STING, VDAC1, POLG-mtDNA, treatment-target, other

This paper mechanistically demonstrates that mitochondrial dysfunction → mtDNA cytosolic release via mPTP opening → cGAS-STING activation, directly paralleling the BLUE stream (VDAC1/mtDNA/cGAS-STING axis) central to SAMHD1 haploinsufficiency pathology, and introduces a novel upstream regulator (mitochondrial zinc homeostasis via SLC30A9) of this pathway with therapeutic implications, though the context is osteosarcoma chemoresistance rather than interferonopathy.
DOI: 10.1016/j.lfs.2026.124555

🟡 Medium Relevance (Score 5–6)

Review and add to Zotero manually if warranted

Myeloid STING restrains cardiac remodeling by suppressing macrophage amyloid precursor protein (from Cardiology)
Natarajan Niranjana; Johny Ebin; Sriram Varsha; Hara Mika; Antwi Praise Ama — 2026
Score: 6/10 | Pathways: cGAS-STING, VDAC1, POLG-mtDNA, other

This paper directly demonstrates mtDNA release activating cGAS-STING in cardiac macrophages and reveals a cardioprotective STING-MZF1-APP axis, which is mechanistically adjacent to the BLUE stream (VDAC1→mtDNA→cGAS→STING→IRF3) and relevant to the cardiology phenotype dimension of the disease profile, though the STING function here is tissue-protective rather than interferonopathic and SAMHD1 is not mentioned.
DOI: 10.64898/2026.07.01.735895

Daphnetin alleviates influenza pneumonia by enhancing chaperone-mediated autophagy of KEAP1 through Heat shock cognate 71 kDa protein. (from Pulmonology / natural product pharmacology)
Wang Jian; Liu Huan; Pan Xuanhao; Liu Tianyu; Li Qianyuan — 2026
Score: 6/10 | Pathways: cGAS-STING, POLG-mtDNA, mTOR-lysosomal, treatment-target, ME-CFS, other

This paper directly demonstrates that mtDNA leakage activates cGAS-STING inflammation in macrophages during viral pneumonia, and describes a therapeutic axis (HSC70-CMA-NRF2) that mitigates mitochondrial oxidative stress and mtDNA escape—mechanistically adjacent to the BLUE and RED streams of the SAMHD1 interferonopathy model—with potential relevance to the post-viral (ME/CFS) and cGAS-STING-driven IFN-I amplification loops, though SAMHD1, VDAC1, NLRP3, ISG15, or dNTP biology are not addressed.
DOI: 10.1016/j.phymed.2026.158517

Gut Microbiota-Derived TMAO Drives MC3T3-E1 Senescence and Osteogenic Dysfunction via cGAS-STING-NF-κB Signaling: Implications for Age-Related Bone Loss. (from Bone biology / osteoporosis / geriatrics)
Li Lingling; Li Xinsai; Jin Mingming; Zhang Yangyang; Bai Jia — 2026
Score: 5/10 | Pathways: cGAS-STING, VDAC1, POLG-mtDNA, other

This paper demonstrates that mtDNA cytosolic escape activates cGAS-STING-NF-κB to drive cellular senescence, directly implicating the BLUE-stream mechanism central to SAMHD1 haploinsufficiency pathology, but in an osteoblast/bone-loss context with no connection to SAMHD1, interferonopathy, or the family's specific phenotypes.
DOI: 10.1007/s00223-026-01567-x

🟢 Low Relevance (Score 3–4)

Potential specialty bridges — skim titles

The mitochondrial protease, LonP1, is a potential cardioprotective target for attenuating doxorubicin-induced cardiomyocyte death. (from Cardiology/Oncology)
O'Dwyer Kienan P; Bauer Perry E; Dziadowicz Sebastian A; Pal Subhankhi; Eminhize — 2026
Score: 4/10 | Pathways: POLG-mtDNA, cGAS-STING, VDAC1, clinical-phenotype, other

This paper addresses mtDNA release from damaged mitochondria activating inflammatory and apoptotic signaling (relevant to the BLUE/PURPLE streams via cytosolic mtDNA → cGAS-STING and VDAC1 macropore concepts), but the context is doxorubicin cardiotoxicity and LonP1 protease biology rather than SAMHD1 haploinsufficiency, interferonopathy, or any core family pathway, making the connection tangential despite mechanistic overlap in mtDNA leakage.
DOI: 10.1186/s12967-026-08537-9


Pathway Coverage This Week

  • cGAS-STING: 8 papers
  • POLG-mtDNA: 6 papers
  • other: 5 papers
  • treatment-target: 4 papers
  • clinical-phenotype: 4 papers
  • VDAC1: 4 papers
  • JAK-STAT: 3 papers
  • AGS-spectrum: 3 papers
  • ISG15-mitophagy: 2 papers
  • dNTPase: 1 papers
  • mTOR-lysosomal: 1 papers
  • ME-CFS: 1 papers