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Agarose gel electrophoresis showing typical amplification products of 23S rRNA gene for confirmation of genus Campylobacter. Lane L: 100 bp DNA ladder “Marker”, lane 1: negative control (PCR grade water), lane 2: positive control (C. jejuni NCTC11322), lanes 3–15: positive Campylobacter isolates from human stool swabs and lanes 16–40: positive Campylobacter isolates from chicken samples.
