TABLE 2.
Fosfomycin susceptibility testing results for E. coli transformants
| E. coli plasmid transformantc | Agar dilution MIC (μg/ml) | Disk diffusion zone diam (mm) | Etest MIC (μg/ml) | Result |
|---|---|---|---|---|
| FosA3 | >512 | 6a | >1,024 | Resistant |
| FosA8 | >512 | 6 | >1,024 | Resistant |
| FosA7.5WT | >512 | 6 | >1,024 | Resistant |
| FosA7.5Q86E | >512 | 6 | >1,024 | Resistant |
| FosA7.5W92G | 32 | 30b | 2 | Susceptible |
| pMS119EH | 2–4 | 30 | 0.5 | Susceptible |
a
6 mm is equivalent to no zone diameter.
b
CLSI, 30 mm; EUCAST, 36 mm.
c
All transformants were induced with 1 mM IPTG.