Table 2.

Antibacterial activity of synthesized silver nanoparticles

Bacterial strains	Zone of inhibition (mean ± SD in mm)
	AgNO3 (1 mM)	Streptomycin (1 mg/ml)	Plant extract (50 µl)	Synthesized AgNPs
				10 µl	30 µl	50 µl
E. coli	12.17 ± 0.34	24.12 ± 0.61	2.87 ± 0.16	9.13 ± 0.52	22.13 ± 0.54	27.70 ± 0.31
S. aureus	15.06 ± 0.12	19.54 ± 0.73	5.38 ± 0.61	13.41 ± 0.33	17.52 ± 0.37	22.43 ± 0.45
P. aeruginosa	10.11 ± 0.43	27.42 ± 0.57	3.67 ± 0.35	17.09 ± 0.42	21.17 ± 0.63	29.14 ± 0.63

SD standard deviation