date:Jun 12, 2012
ch, who's leading the investigation into the outbreak for the CDC.
On June 4, Shiga-toxin producing E. coli (STEC) serogroups O26, O45, O103, O111, O121 and O145 began being treated as adulterants. FSIS said these serogroups are as dangerous as E. coli O157:H7 because they can cause severe illness and even death (Read Counting down to expanded E. coli testing in the May 31 edition of MEATPOULTRY.com for more on this topic.)