Table 2.
MIC value and drug resistance pattern of colistin resistant mcr-1 carrying E. coli (n = 13) strains
| Source | No. of isolates | mcr-1 | MIC of colistin (μg/ml) | Resistance pattern |
|---|---|---|---|---|
| Street drink (sugarcane juice) | 1 | + | 4 | KF, CFM, CRO, TE, SXT, LEV, E, AZM, AMP, NA, CN, CIP, ATM |
| Street drink (sugarcane juice) | 1 | + | 4 | KF, TE, SXT, LEV, E, AMP, NA, CIP.CN |
| Street drink (mixed fruit juice) | 1 | + | 3 | TE, SXT, E, AMP, CN |
| Street drink (mixed fruit juice) | 1 | + | 6 | KF, TE, SXT, E, AZM, AMP, CN, NA |
| Hand rinse | 1 | + | 4 | TE, SXT, E, AMP, NA |
| Hand rinse | 1 | + | 2 | KF, TE, SXT, LEV, E, AMP, NA, CIP, C |
| Surface water | 1 | + | 3 | TE, SXT, E, AMP, NA |
| Surface water | 1 | + | 4 | TE, SXT, AZM, E, AMP, NA |
| Surface water | 1 | + | 4 | KF, TE, SXT, LEV, E, AZM, AMP, NA, CN, CIP, C |
| Surface water | 1 | + | 4 | KF, TE, AMP, |
| Healthy human stool | 2 | + | 4 | KF, TE, SXT, LEV, E, AZM, AMP, NA, CIP, CN |
| Healthy human stool | 1 | + | 3 | KF, TE, SXT, E, AMP, CN |
CFM cefixime, KF cephalothin, CRO ceftriaxone, TE tetracycline, SXT sulphamethoxazole/trimethoprium, LEV levofloxacin, E erythromycin, AZM azithromycin, AMP ampicillin, NA nalidixic acid, CN gentamicin, CIP ciprofloxacin, ATM aztreonam, C chloramphenicol