Table 2.
Relative fold changes of transcription levels and IncI1 plasmid copy number in Ec-1 and its cefepime-resistant derivativesa.
| Strain | Relative ompF transcript level ± SD | Relative ompC transcript level ± SD | Relative blaCMY transcript level ± SD | Relative IncI1 plasmid copy number ± SD |
|---|---|---|---|---|
| Ec-1 | 1 | 1 | 1 | 1 |
| EC-4 | 1.74 ± 0.54 | 1.09 ± 0.19 | 4.27 ± 0.2 | 2.27 ± 0.42 |
| EC-16 | 0.91 ± 0.52 | 0.85 ± 0.06 | 12.76 ± 0.95 | 2.36 ± 0.24 |
| EC-32 | 0.60 ± 0.09 | 0.53 ± 0.03 | 14.12 ± 0.37 | 2.79 ± 0.07 |
| Ec-2 | 1.06 ± 0.31 | 0.54 ± 0.1 | 2.48 ± 0.04 | 1.4 ± 0.02 |
SD, standard deviation. aAll transcript levels are relative to Ec-1.