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Gel electrophoresis of PCR products. (A) PCR amplifications of 16 cytochrome P450 genes. Lane 1, 25 bp DNA ladder; lanes 2–17, 10 µl PCR products of P450 1a2, 2a5, 2b9, 2b13, 2c29, 2c38, 2c40, 2d26, 2e1, 2j5, 3a16, 3a25, 4a10, 4a12, 4a14 and 7a1. (B) PCR amplification using primer pair 7239366_1. The arrow indicates a non-specific amplicon.
