Research Article
Synthesis and Catalytic and Biological Activities of Silver and Copper Nanoparticles Using Cassia occidentalis
Table 5
Antibacterial activity of AgNPs and CuNPs of C. occidentalis.
| Bacteria | Zone of inhibition (mm) | AgNPs | CuNPs | Ciprofloxacin (std.) | Gentamycin (std.) | 100% | 75% | 50% | 100% | 75% | 50% |
| S. aureus | 10 ± 0.5 | 6 ± 0.5 | 0 | 10 ± 0.5 | 5 ± 0.5 | 0 | 15 ± 0.5 | 19 ± 0.5 | E. coli | 13 ± 0.5 | 12 ± 0.5 | 10 ± 0.5 | 11 ± 0.5 | 8 ± 0.5 | 5 ± 0.2 | 20 ± 0.5 | 20 ± 0.5 | S. typhi | 10 ± 0.6 | 9 ± 0.2 | 7 ± 0.5 | 12 ± 0.5 | 11 ± 0.5 | 0 | 21 ± 0.5 | 18 ± 0.5 | K. pneumonia | 11 ± 0.5 | 10 ± 0.2 | 0 | 11 ± 0.5 | 9 ± 0.5 | 7 ± 0.5 | 19 ± 0.5 | 21 ± 0.5 |
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