Table 1.

Inhibition zone (mm).

Microorganism	Mean and Standard Deviation
	Ligature with AgNPs	Paper Disk with AgNPs
S. mutans	2.0 ± 0.12 mm	4.0 ± 0.16 mm
L. casei	1.0 ± 0.21 mm	5.0 ± 0.27 mm
S. aureus	2.0 ± 0.18 mm	3.0 ± 0.22 mm
E. coli	1.5 ± 0.12 mm	2.0 ± 0.15 mm