Microbial Dynamics Across Commercial Spaceflights of Varying Duration
Aparna Krishnavajhala, Marie‐Claude Gingras, Tasha M. Santiago-Rodriguez, Yi Chen, Dilrukshi Bandaranaike, Sravya Venkata Bhamidipati, Qin Xiang, Kavya Kottapalli, Zeineen Momin, Abirami Santhanam, Kimberly Walker, Qiaoyan Wang, S. Michelle Griffin, Michał M. Masternak, Mathew C. Ross, , HarshaVardhan Doddapaneni
This study examines microbiome and immune changes in astronauts after short and long-duration spaceflights, finding stable gut and oral microbiomes but transient skin microbiome shifts and immune activation.
bioRxiv · Oct 13, 2026 · PreprintMicrobiology