Table 1 Antibacterial activity of biosynthesized AgNPs by two Streptomyces spp. against resistant bacteria. Values are mean of experiments performed in triplicate and data are expressed as mean ± SD
Test organism | Diameter of inhibition zone (mm) | ||
|---|---|---|---|
AgNPs Streptomyces spiralis | AgNPs Streptomyces rochei | Control | |
Escherichia coli | 15 ± 0.06 | 14 ± 0.15 | 20 ± 0.08 |
Pseudomonas | 15 ± 0.16 | 20 ± 0.16 | 30 ± 0.3 |
Salmonella | 17 ± 0.28 | 12 ± 0.1 | 20 ± 0.04 |
Bacillus | 15 ± 0.05 | 15 ± 0.07 | 30 ± 0.1 |
Staphylococcus | 15 ± 0.08 | 13 ± 0.05 | 23 ± 0.05 |