Antimicrobial Resistance Factors of Extended-Spectrum Beta-Lactamases Producing Escherichia coli and Klebsiella pneumoniae Isolated from Cattle Farms and Raw Beef in North-West Province, South Africa

Figure 3

A 2% (w/v) agarose gel image showing uidA gene fragments amplified from all E. coli isolates and E. coli (ATCC 25922) control strain. Lane M = 100 bp DNA Ladder, Lane 1 = uidA gene fragments amplified from E. coli (ATCC 25922) control strain, Lanes 2–28 = uidA gene fragments amplified from E. coli isolates from cattle faeces and beef samples.