A conserved E1 stem motif functions as a virulence switch in the emerging Getah virus
ABSTRACT Getah virus (GETV) is an emerging arthropod-borne zoonotic alphavirus that poses a growing threat to animal and public health, yet its virulence determinants remain poorly understood. Here, we report the first identification of a natural GETV variant isolated from the brain of diseased piglets. This variant ha...