Table 2.
Antibiotics for selective media preparation
| Antibiotic | Final concentration | Sigma catalogue number |
|---|---|---|
| Amphotericin B, solubilized | 50 μg/ml | A 9528 50 mg (~45% Amph. B |
| Vancomycin HCl | 100 μg/ml | V 2002 1 g |
| Polymyxin B sulfate | 3.3 μg/ml | P 1004 5,000,000 units (~7,870 U/mg) |
| Bacitracin | 200 μg/ml | B 0125 50,000 units |
| Naladixic acid, Na salt | 10.7 μg/ml | N 4382 1 g |