Chromid transforms opportunistic pathogen into beneficial symbiont to raise coral's thermal tipping point
Clarence Wei Hung Sim, Hau Ching Luk, Joao Paulo Andre Pereyra, Aaron An Rong Loh, Johnson Jin Hui Lim, Wai Leong, Jonas Chee Haw Khaw, S. Somanchi Srinivas, Isabella Tiaras, Paul C. Kirchberger, Lionel Jian Wei Lim, Chin Soon Lionel Ng, Lindsey Kane Deignan, Jani Tanzil, Rebecca Josephine Case
The paper identifies a chromid in Pseudovibrio bacteria that transforms them from opportunistic pathogens to beneficial symbionts, increasing coral thermal tolerance by 1°C.
bioRxiv · Oct 12, 2026 · PreprintMicrobiology