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. 2018 Oct 16;11(10):1423–1427. doi: 10.14202/vetworld.2018.1423-1427

Figure-2.

Figure-2

Polymerase chain reaction detection of blaCTX-M gene (540 bp) in extended-spectrum beta-lactamase-producing Escherichia coli strains isolated from bovine milk samples in West Bengal, India. Lane 1: Negative control, Lane 2: Positive control, Lane 3: 100 bp ladder, Lanes 4-6: Test samples.