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Antimicrobial activity as indicated by growth-inhibition zone of different concentration of CuONPs against different strains of bacteria
| Bacteria strains | Inhibition zone (mm) | |||
|---|---|---|---|---|
| Different conc. of CuONPs | ||||
| 100 µg/mL | 50 µg/mL | 25 µg/mL | 12.5 µg/mL | |
| Klebsiella oxytoca ATCC 51,983 | 14 ± 0.31 | 11 ± 0.24 | ND | ND |
| Escherichia coli ATCC 35,218 | 16 ± 0.53 | 12 ± 0.17 | ND | ND |
| Staphylococcus aureus ATCC 25,923 | 11 ± 0.57 | 9 ± 0.1 | 8 ± 0.17 | 7 ± 0.57 |
| Bacillus cereus ATCC 11,778 | 10 ± 0.57 | 9 ± 0.1 | 7 ± 0.17 | 7 ± 0.57 |
