Table 1.
Antimicrobial activity.
| MIC (MBC) 1 | MIC | |||
|---|---|---|---|---|
| (μM) | (μM) | |||
| Bacterial Strain | P13#1 | (P)GKY20 | Vanc 2 | Pol B 2 |
| Gram(−) | ||||
| Pseudomonas aeruginosa PAO1 | 1.56 (1.56) | 3.12 (3.12) | 0.18 | |
| Pseudomonas aeruginosa KK27 | 1.56 (1.56) | nd 3 | 0.36 | |
| Pseudomonas aeruginosa RP73 | 1.56 (1.56) | 1.56 (1.56) | 0.09 | |
| Pseudomonas aeruginosa AA2 | 1.56 (1.56) | nd | 0.36 | |
| Pseudomonas aeruginosa PA14 | 1.56 (1.56) | 6.25 (6.25) | 0.18 | |
| Klebsiella pneumoniae ATCC 700603 | 1.56 (1.56) | 6.25 (6.25) | 0.36 | |
| Acinetobacter baumanii ATCC 17878 | 1.56 (1.56) | 3.12 (3.12) | 0.18 | |
| Burkholderia cenocepacea LMG 18863 | >50 | >50 | >46.2 | |
| Escherichia coli ATCC 25922 | 1.56 (1.56) | 6.25 (6.25) | 0.72 | |
| Salmonella typhimurium ATCC 14028 | 1.56 (1.56) | 3.12 (3.12) | 0.36 | |
| Salmonella enteriditis 706 RIVM | 1.56 (1.56) | 6.25 (6.25) | 0.72 | |
| Gram(+) | ||||
| Staphylococcus aureus ATCC 6538P | 0.78 (0.78) | 1.56 (1.56) | 0.34 | |
| Staphylococcus aureus WKZ2 (MRSA) | 1.56 (1.56) | nd | 0.34 | |
| Staphylococcus aureus Newman | 3.12 (3.12) | 6.25 (6.25) | 0.17 | |
| Enterococcus faecalis ATCC 29212 | 1.56 (1.56) | 1.56 (1.56) | 0.34 | |
1 Data were obtained from a minimum of three independent experiments. 2 Vanc—vancomycin; Pol B—polymyxin B. 3 nd: not determined.