Organisms

Antibiotic (Kanamycin)

Plant Extracts

Zone of inhibition of AgNPs in cm

P value

20 μg

40 μg

60 μg

80μg

Enterobacter cloacae 2.74 ± 0.03 1.10 ± 0.40 1.77 ± 0.06 1.51 ± 0.10 1.31 ± 0.10 1.03 ± 0.12 0.008**
Staphylococcus aureu 2.31 ± 0.4 1.00 ± 0.40 1.77± 0.06 1.66 ± 0.06 1.33 ± 0.06 1.01 ± 0.10 0.031*
Streptococcus  haemolytius 2.12 ± 0.01 0.83 ± 0.22 1.67 ± 0.12 1.41 ± 0.10 1.24 ± 0.06 0.92 ± 0.05 0.015**
Pseudomonas aeruginosa 2.23 ± 0.43 0.63 ± 0.16 1.16 ± 0.03 1.11 ± 0.10 0.83 ± 0.06 0.83 ± 0.05 0.001**
Proteus vulgaris 2.84 ± 0.05 0.77 ± 0.2 2.06 ± 0.04 1.56± 0.06 1.21 ± 0.10 0.94 ± 0.05 0.026*
Proteus mirabilis 2.36 ± 0.11 1.30 ± 0.20 1.75 ± 0.13 1.31± 0.10 1.23 ± 0.06 0.71 ± 0.11 0.020**
Values are mean ± SD of three samples; *Significant at 1% Level; **Significant at 5% Level
Table 1: The Antibacterial Activity of AgNPs Synthesized using Leaves Extracts of Ocimum sanctum L.