Figure 1.

PCR amplification for the detection of OXA-type beta-lactamase genes among Acinetobacter baumannii isolates. Lane M: DNA size marker (100 bp plus), Lane 1: OXA-51 positive control (A. baumannii NCTC12516), Lane 2: OXA-51 (641 bp) positive isolate, Lane 3: OXA-40 positive control (A. baumannii NCTC 13302), Lane 4: OXA-40 (246 bp) positive isolate, Lane 5: OXA-58 positive control (A. baumannii NCTC 13305), Lane 6: OXA-58 (453 bp) positive isolate, Lane 7: OXA-23 positive control (A. baumannii NCTC 13304), Lane 8: OXA-23 (1057 bp) positive isolate, Lane 9: OXA-143 (825 bp) positive isolate, Lane C^-: negative control