Table 7 Antibacterial activity of ZnO NPs, as determined by minimum inhibitory concentration (MIC) value (mean ± standard deviation; n = 3)
Microorganisms | Gram reactive | Inhibition zone (mm) | |
|---|---|---|---|
ZnO NPs 50 μL from 100 μg/L | Cefotaxime 50 μL from 150 μg/L | ||
E.coli | −ve | 29 ± 0.5 | 27 ± 2.08 |
S.aureus |  + ve | 26.8 ± 0.29 | 27 ± 0.99 |
E. faecalis |  + ve | 22 ± 1.7 | 20 ± 1.73 |
S. typhimurium | −ve | 18.7 ± 0.58 | 21 ± 2.51 |