Table 2.
Antimicrobial activity of the peptides against multidrug-resistant bacteria.
MICs (μM) | ||
---|---|---|
E. coli HP73 | E. coli HP74 | |
WL-C6 | 4 | 4 |
WL-C8 | 4 | 4 |
Polymyxin B | 8 | 4 |
Colistin | 4 | 4 |
Rifampicin | >128 | 16 |
Ceftazidime | 128 | 32 |
Erythromycin | >128 | >128 |
Gentamicin | 128 | 128 |
Kanamycin A | >128 | >128 |
Vancomycin | 64 | 32 |
Ofloxacin | >128 | >128 |
Norfloxacin | >128 | 128 |
Ciprofloxacin | >128 | 128 |
MIC is considered the lowest peptide concentration with no optical density increase.