Under the U.S. Department of Agriculture’s soon-to-be-implemented policy on non-O157 E. coli, confirmed positives for O157 and the so-called “Big 6” strains of non-O157 Shiga toxin-producing E. coli (STEC) will be 5 to 10 times higher than currently for O157 alone, Dr. Mohammed Koohmaraie predicted before a recent meat industry

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