Publications

emergence of shiga toxin 1 genes within shigella dysenteriae type 4 isolates from travelers returning from the island of hispañola.

shiga toxins are produced by shigella dysenteriae type 1 and certain strains of escherichia coli. three cases of shiga toxin-producing s. dysenteriae type 4 were identified among travelers to the island of hispañola between 2002 and 2005. clinical and public health practitioners should be aware of this newly identified strain.