TABLE 1.
Impact of atlA deletion on the in vitro activity of 2 μg/ml amoxicillin
| Incubation time | Decrease in cell counts (log10 CFU/ml) after incubation with 2 μg/ml amoxicillina
|
P valueb | |
|---|---|---|---|
| JH2-2 | JH2-2 ΔatlA | ||
| 3 h | 2.57 ± 0.44 | 1.50 ± 0.15 | 0.0002 |
| 6 h | 5.59 ± 0.62 | 3.93 ± 0.52 | 0.0005 |
| 24 h | 7.82 ± 1.42 | 6.46 ± 1.69 | 0.26 |
a
Each experiment was performed at least four times. Data are expressed as the mean ± standard deviation difference between log10CFU/ml obtained with and without amoxicillin after 3, 6, or 24 h of incubation.
b
Student's t test.