Table 2.
Determination of Minimum Inhibition Concentration (MIC) and Minimum Bactericidal Concentration (MBC) of silver nanoparticles synthesized by extracellular agents of Bacillus pumilus (NPs-1), B. persicus (NPs-2), and B. licheniformis (NPs-3).
| NPs-1 | NPs-2 | NPs-3 | ||||
|---|---|---|---|---|---|---|
| MIC (μg/ml) | MBC (μg/ml) | MIC (μg/ml) | MBC (μg/ml) | MIC (μg/ml) | MBC (μg/ml) | |
| Escherichia coli | 12.5±0.3 | 25.0±0.0 | 12.5±1.0 | 25.0±0.5 | 3.2±0.0 | 12.5±0.7 |
| Shigella sonnei | 6.3±1.1 | 12.5±0.4 | 12.5±1.0 | 12.5±0.6 | 3.2±0.0 | 3.2±1.0 |
| Pseudomonas aeruginosa | 25.0±0.0 | 25.0±0.0 | 12.5±0.0 | 25.0±1.0 | 6.3±1.3 | 12.5±0.3 |
| Klebsiella pneumonia | 12.5±0.0 | 25.0±0.6 | 12.5±0.0 | 12.5±1.7 | 3.2±0.0 | 3.2±0.0 |
| Streptococcus bovis | 50.0±0.0 | <100 | 100.0±0.0 | 100.0±0.6 | 25.0±2.0 | 50.0±0.0 |
| Staphylococcus aureus | 12.5±0.0 | 12.5±0.0 | 12.5±1.3 | 50.0±1.0 | 12.5±0.0 | 12.5±1.7 |
For details see text. The values are the means of three experiments +SD.