Shiga toxin

== English == === Alternative forms === shigatoxin === Etymology === Named after Japanese bacteriologist Kiyoshi Shiga, who first described the bacterial origin of dysentery caused by Shigella dysenteriae. === Noun === Shiga toxin (plural Shiga toxins) Any of a family of related toxins with two major groups, Stx1 and Stx2, expressed by genes considered to be part of the genome of lambdoid prophages.