Table 1.
Antibiotic susceptibility of A. baumannii MDR-ZJ06 and its colistin resistant mutant ZJ06-200P5-1.
| Strains | COa | TGCa | IPM | MEM | FEP | CAZ | CTX | ATM | PRL | TZP | SCF | SAM | CN | AK | TE | MH | CIP | CT |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MDR-ZJ06 | 0.38 mg/L | 4 mg/L | 8 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 16 | 10 | 6 | 6 | 6 | 10 | 6 | 14 |
| ZJ06-200P5-1 | >256 mg/L | 0.5 mg/L | 22 | 22 | 20 | 20 | 15 | 22 | 17 | 19 | 30 | 22 | 6 | 6 | 8 | 26 | 9 | 6 |
CO, colistin; TGC, tigecycline; IPM, imipenem; MEM, meropenem; FEP, cefepime; CAZ, ceftazidime; CTX, cefotaxime; ATM, aztreonam; PRL, Piperacillin; TZP, piperacillin/tazobactam; SCF, Cefoperazone/sulbactam; SAM, ampicillin/sulbactam; CN, gentamicin; AK, amikacin; TE, tetracycline; MH, minocycline; CIP, Ciprofloxacin; CT, colistin.
a
The MIC of colistin and tigecycline were determined by broth dilution method, while antimicrobial sensitivity of other antibiotics were detected by disk diffusion.