Effector loss and gain drives pathogen host range at a fitness cost
Marcus Vinícius Merfa, Tracy E. Hawk, Jelmer W. Poelstra, Lillian Ebeling-Koning, Ervan Rodgers, Hannah Toth, Zachary M. Konkel, Jules Butchacas, Nathaniel Heiden, Muhammad Uzair, Temitope F. Oladele, Godwin Edet Oduokpaha, Rebecca D. Curland, Emmanuelle Lauber, Laurie Marsan, , Jonathan M. Jacobs
This study shows that gene loss and gain in Xanthomonas translucens drive host range shifts, with fitness costs for generalist behavior and enhanced virulence for specialist behavior.
bioRxiv · Sep 25, 2025 · PreprintMicrobiology