Alpha-thalassemia · Gene editing · Preclinical
Gene editing reactivates embryonic ζ-globin for severe α-thalassemia
Nature Genetics (published October 1, 2026) maps repressive BCL11A and LRF motifs in the zeta-globin (HBZ) promoter.
Combined disruption reactivates zeta-globin to levels with potential therapeutic value in HbH and BHFS patient-derived erythroid cells,
and improves a severe mouse BHFS model.
Caveat: Preclinical and patient-cell work, not an approved therapy. Safety, off-targets, engraftment, and the physiology of Hb Portland in adults remain open. The authors disclose a pending UK patent (Oxford University Innovation).
Nature Genetics →
Asprosin · Senescent MSCs · Mouse infarct
Asprosin rewires senescent MSCs via glycolysis–H3K18la; improves mouse MI repair
The Journal of Advanced Research reports that asprosin reverses mesenchymal stem-cell senescence through a
PI3K–AKT–HIF-1 / glycolysis / histone H3K18 lactylation axis. Asprosin-overexpressing senescent MSCs persisted
better after injection at the infarct border in mice and improved ejection fraction, fibrosis, and peri-infarct
vessels compared with empty-vector cells.
Caveat: Mouse infarct model only. Lentiviral overexpression is not a clinical product. A human MSC receptor and comorbidities are not established. Not treatment guidance.
Journal of Advanced Research (DOI) →
Scienmag coverage →
TyrRS · Circadian DNA repair · Review
TyrRS cascade review: circadian gating of neuronal DNA repair may collapse with aging
A GeroScience review published September 17, 2026, with fresh coverage on October 4, proposes nuclear TyrRS/YARS1
as a tyrosine- and circadian-gated scheduler of neuronal genome maintenance (PARP1, TRIM28/NuRD, LIN9/DREAM).
The authors argue that aging flattens oscillation amplitude into a frozen-intermediate state relevant to neurodegeneration.
Caveat: Hypothesis and review, not a clinical trial. The authors state the three streams have not been shown together in vivo in neurons; several arms need phase-resolved validation. Competing interests: Functional Longevity Labs and pending patents; AI-assisted drafting is disclosed.
GeroScience →
