TABLE 3.
Antibiotic susceptibility
| Strain | RamA overexpression | MIC (μg/ml)
|
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TGCa | MIN | TET | ACR | EtBr | ERY | CHL | NA | NOV | TRM | NOR | ||
| G595 | − | 0.25 | 2 | 1 | 128 | 1,024 | 128 | 4 | 4 | 128 | 0.5 | 0.125 |
| GC7736 | + | 8 | 64 | 32 | 512 | 2,048 | 256 | 256 | >64 | >512 | 16 | 2 |
| G340 | + | 4 | 32 | 16 | 256 | 2,048 | 256 | 128 | 64 | >512 | 2 | 1 |
| GC7535 | − | 0.25 | 1 | 1 | 128 | 512 | 128 | 256 | 4 | 128 | 0.25 | 0.06 |
| GC7737 | + | 16 | >128 | 64 | 512 | 2,048 | 256 | >512 | >64 | >512 | 16 | 4 |
a
Abbreviations: TGC, tigecycline; MIN, minocycline; TET, tetracycline; ACR, acriflavine; EtBr, ethidium bromide; ERY, erythromycin; CHL, chloramphenicol; NA, nalidixic acid; NOV, novobiocin; TRM, trimethoprim; NOR, norfloxacin.