Table 1.
Primer sequence and amplicon size
| Target gene | Primer sequence | Product size (bp) | Reference |
| mexA-F | CTCGACCCGATCTACGTC | 503 | Al-Grawi et al. 24 |
| mexA-R | GTCTTCACCTCGACACCC | ||
| mexR-F | GAACTACCCCGTGAATCC | 411 | Al-Grawi et al. 24 |
| mexR-R | CACTGGTCGAGGAGATGC | ||
| mexB-F | TGTCGAAGTTTTTCATTGATAG | Al-Grawi et al. 24 | |
| mexB-R | AAGGTCAC GGTGATGGT | 280 | |
| OprD-F | GCTCGACCTCGAGGCAGGCCA | 242 | Rodríguez-Martínez et al.25 |
| OprD-R | CCAGCGATTGGTCGGATGCCA | ||
| AmpC-F | GCTCCACCAACGGCTTCCTGAGGATGGCGTAGGC | 124 | Fazeli et al. 26 |
| AmpC-R | |||
| PSE-F | AATGGCAATCAGCGCTTC | 698 | Neyestana et al.27 |
| PSE-R | GCGCGACTGTGATGTATA | ||
| VEB-F | CATTTCCCGATGCAAAGCGT | 648 | Qing et al. 28 |
| VEB-R | CGAAGTTTCTTTGGACTCTG | ||
| VIM-F | GATGGTGTTTGGTCGCATA | 390 | Poire et al. 29 |
| VIM-R | CGAATGCGCAGCACCAG |