Microgravity Remodels Longevity Networks in Astronaut PBMCs: Integrated Findings of Telomere Elongation, DNA Repair Responses, and miRNA Suppression
Ebru Çam, Özge Demir, Büşra Tekirdağlı, Dilara Süngü Bulut, Elanur Güzenge, Seden Nadire Harputoglu Efendi, Batuhan Yolver, Kursat Kolay, İbrahim Halil Kavaklı, Fathi Karouia, Beyza Aydin, Cihan Taştan
The paper analyzes PBMCs from astronauts before and during spaceflight to show microgravity induces telomere elongation, DNA repair activation, and miRNA suppression, suggesting a molecular longevity program in immune cells.
bioRxiv · Dec 22, 2025 · PreprintMolecular Biology