Table 1.
Genes and primer sequences for detection of mutations associated with antibiotic resistance
| Antibiotic | Gene | Mutation site | Primer sequences (5’-3’) | Product size |
|---|---|---|---|---|
| CAM | 23S rRNA | A2142; A2143 | F: AATGGCGTAACGAGATGGGAG | 501 bp |
| R: TCCATAAGAGCCAAAGCCCTTAC | ||||
| AMX | PBP1 | 320Ala; 366Phe; 369Ala; 374Val; 414Ser; 423Leu; 556Thr; 562Asn; 593Thr | F: GAAAAAATCGCTAAAGAAGAGCCAA | 851 bp; 549 bp |
| R: TACGCATGAAATACGAATACACAGG | ||||
| FUR | porD; oorD | G353A; A356G; C357T; A41G; A122G; A335G | F: GGCGTGGATTATTCTCATTGTAAAGG | 427 bp; 789 bp |
| R: GGATAGGCTGCGATGACATCAATT | ||||
| F: CATGCTTTCAGCGCGACTTATA | ||||
| R: CCCACTTCAATCGCCGCTTTA | ||||
| TCN | 16S rRNA | AGA926-928 | F: GTGCAAGCGTTACTCGGAATCA | 366 bp |
| R: AACCCAACATCTCACGACACGA | ||||
| LEV | gyrA | N87I; N87K; D91N; D91Y; D91G; N87Y; N87T; N87H | F: ATTCCATGAGCGTGATCATAGG | 602 bp |
| R: GTTATCGCCATCAATAGAGCCAAA | ||||
| MNZ | rdxA | A61; T62; A91; C92; G392; A610; C92; A614 | F: TGAGCATGGGGCAGATTTTAAGC | 959 bp |
| R: TTGAAAACACCCCTAAAAGAGCG |
AMX, amoxicillin; CAM, clarithromycin; LEV, levofloxacin; MNZ, metronidazole; TCN, tetracycline; FUR, furazolidone.