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Agarose gel electrophoresis of the amplified oprD gene from the ESBL-producing P. aeruginosa isolates. Lane M: 1Kbp DNA Ladder; Lane C+: positive control; Lane C-: negative control; Lanes 1–8: isolates that were positive for oprD gene;Lanes 9–10: isolates that were negative for the oprD gene(=1412bp).
