Research Article

Biogenic Silver Nanoparticles of Clinacanthus nutans as Antioxidant with Antimicrobial and Cytotoxic Effects

Table 2

Inhibition zones (mm) of the biosynthesised silver nanoparticles against tested microorganisms using the well diffusion method (mean ± SD, n = 3); mean values are significantly different ( < 0.05) between tested samples in each particular bacterium/fungus with different lower case superscript letters a, b, c, and d.

SamplesZone of inhibition (mm)
Gram-positive bacteriaGram-negative bacteriaFungi
SASESPECPACACG

CNL0.000a0.000a0.000a0.000a0.000a0.000a0.000a
CNS0.000a0.000a0.000a0.000a0.000a0.000a0.000a
AgNaP-L18.290 ± 0.303b16.987 ± 0.652b13.913 ± 0.311b12.830 ± 0.607b14.160 ± 0.436b0.000a0.000a
AgNaP-S17.237 ± 0.123c17.000 ± 0.146b13.730 ± 0.191b13.413 ± 4.500b14.140 ± 4.500b0.000a0.000a
C-AgNaPs0.000a0.000a0.000a0.000a0.000a0.000a0.000a
Gentamycin27.81 ± 0.206d31.84 ± 0.138c26.42 ± 0.678c24.45 ± 0.116c26.78 ± 0.102cNDND
dH2O0.000a0.000a0.000a0.000a0.000a0.000a0.000a
NystatinNDNDNDNDND26.267 ± 4.500b31.285 ± 5.511b

ND = not determined.