Table 3. Size of zone of inhibition (mm) on bacterial culture using different concentrations of nanoparticles.

Concentration of NP (mg/ml)	Zone in E. coli culture	Zone in S. aureus culture
5	8.67 ± 1.52	10.33 ±1.05
10	9.83 ± 0.48	12.67 ± 1.14
20	9.67 ± 0.71	12.83 ± 0.54
50	10.33 ± 0.61	13.0 ± 0.51
Antibiotic	32.33 ± 0.71	30.17 ± 1.30