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. 2023 Mar 24;39(5):132. doi: 10.1007/s11274-023-03565-9

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Fig. 4 — Genotypic detection of ESBL genes (TEM-1, CTXM-15, CTXM-1, OXA-1) by PCR Lane M indicates sizes (in base pairs) of 3000, 2000, 1500, 1200, 1000, 900, 800, 700, 600, 500, 400, 300, 200, 100 (Cat no. SM0323, Thermo Fisher Scientific, USA) Part A (Lane 1&2) represents the amplification of TEM-1 gene (643 bp) Part B (Lane 1&2) represents the amplification of CTXM-15 gene (540 bp) Part C (Lane1, 2 and 3) represents the amplification of CTXM-1 gene (766 bp) Part D (Lane 1 and 2) represents the amplification of OXA-1 (640 bp)