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Effects of different enrichments broths tryptic soy broth (TSB), GN, and MacConkey (MAC) on the growth of STEC isolates (n = 25 isolates) with stool. The bacterial serotype is indicated. Bars represent the CFU/mL calculated from serial dilution plates in triplicate on CHROMagarTM plates. Error bars represent the standard error of the mean. * Growth is significant; ANOVA p ≤ 0.05.
