Condition name | Strain | Conditionsa | Concentration (mg L−1) | pH | MICb (μg mL−1) | Reference | ||
---|---|---|---|---|---|---|---|---|
CaCl2 | MgCl2 | FeCl2 | ||||||
Non-induced | Kp13 | Original strain, no polymyxin B supplementation | 25.0 | 12.5 | 0.0 | 7.0 | 32 | [8] |
PB | Kp13PolB | LB supplemented with 4 μg mL−1 of polymyxin B | 25.0 | 12.5 | 0.0 | 7.0 | 64 | This study |
PB + high calcium | Kp13Ca | LB supplemented with 4 μg mL−1 of polymyxin B plus high [Ca2+] | 75.0 | 12.5 | 0.0 | 7.0 | 64 | This study |
PB + no magnesium | Kp13Mg | LB supplemented with 4 μg mL−1 of polymyxin B without Mg2+ | 25.0 | 0.0 | 0.0 | 7.0 | 128 | This study |
PB + high iron | Kp13Fe | LB supplemented with 4 μg mL−1 of polymyxin B plus high [Fe2+] | 25.0 | 12.5 | 75.0 | 7.0 | 64 | This study |
PB + low pH | Kp13pH | LB supplemented with 4 μg mL−1 of polymyxin B in acid pH | 25.0 | 12.5 | 0.0 | 5.8 | 64 | This study |