TABLE 2.
Inhibition of oxygen consumption of A. baumannii at 4 × 108 CFU/ml by CA(1-8)M(1-18) and PXB
| Peptide (μM) | Oxygen consumption ratea (nmol of O2 108 CFU−1 min−1)
|
|
|---|---|---|
| CA(1-8)M(1-18) | PXB | |
| Control | 21.0 ± 1.2 (0.0) | 21.0 ± 1.2 (0.0) |
| 1.25 | 8.3 ± 0.7 (60.4) | 8.9 ± 0.6 (57.6) |
| 2.5 | 5.2 ± 0.5 (75.2) | 5.8 ± 0.6 (72.3) |
| 5.0 | 3.2 ± 0.1 (84.7) | 5.3 ± 0.4 (74.7) |
| 10.0 | 0.3 ± 0.1 (98.5) | 3.9 ± 0.2 (81.4) |
| 20.0 | <0.1 | 0.5 ± 0.1 (97.6) |
a
Data are expressed as the mean of triplicate samples ± standard deviation. The percentage of inhibition with respect to that of the controls is included in parentheses.