Gut bacteria-derived serotonin promotes immune tolerance in early life
K. Z. Sanidad, S. L. Rager, H. C. Carrow, A. Ananthanarayanan, R. Callaghan, P. Ravisankar, T. Li, A. R. Savage, J. A. Brown, M. Amir, R. Luo, F. Mardorsky Rowdo, M. L. Martin, R. B. Silver, D. Artis, , M. Y. Zeng
This study shows that neonatal gut bacteria produce serotonin, which promotes immune tolerance by inhibiting mTOR and increasing regulatory T cells.
bioRxiv · Sep 25, 2022Immunology