TABLE 1.
Susceptibilities of the wild-type strain of P. fluorescens 2P24 and its constructed mutants to various antimicrobial agents
| Strain | MIC (μg/mL)a |
|||||
|---|---|---|---|---|---|---|
| Amp | Chl | Kan | Tet | Gen | Lmf | |
| Wild-type | 512 | 128 | 4 | 8 | 2 | 0.5 |
| ΔrstA | 256 | 32 | 1 | 4 | <0.25 | <0.25 |
| ΔemhABC | 8 | 32 | 1 | 1 | 0.5 | <0.125 |
| ΔmexC | 512 | 32 | 0.5 | 4 | 1 | <0.25 |
| Δbcr | 512 | 64 | 4 | 16 | 4 | 1 |
| ΔrstB-SD | 256 | 128 | 2 | 4 | 1 | 0.5 |
| ΔrstB-KD | 256 | 32 | 2 | 4 | 0.5 | <0.25 |
| rstAD52A | 512 | 16 | 2 | 4 | 0.5 | <0.25 |
| rstAD52E | 256 | 16 | 0.5 | 2 | <0.25 | <0.25 |
a
Amp, ampicillin; Chl, chloramphenicol; Kan, kanamycin; Tet, tetracycline; Lmf, lomefloxacin.