Table 2.

Zone inhibition produced by the organisms according to various concentrations tested

Pathogens	Zone of inhibition (in mm) according to test concentrations
	Gold nanoparticles			Silver nanoparticles
	100 µg/mL	500 µg/mL	1000 µg/mL	100 µg/mL	500 µg/mL	1000 µg/mL
E. coli	0.4 ± 0.111	2 ± 0.559	16 ± 0.5574	15 ± 0.455	20 ± 0.573	26 ± 0.512
S. paratyphi	2 ± 0.0826	8.5 ± 0.148	18.6 ± 0.417	20 ± 0.474	24 ± 0.384	29.9 ± 0.754