Extended-spectrum beta-lactamase-producing Escherichia coli from pork in Muang district, Chiang Mai Province, Thailand

Abstract

Extended-spectrum beta-lactamases-producing <i>E. coli</i> was found in various types of markets; all isolates were detected as multidrug-resistant. The dissemination of such strains can conceivably cause concerning public health, implying that supervised antimicrobial use in pork production and sanitary food preparation is recommended.