Figure 2.

Antibacterial activity of AgNPs (0.54 ng/mLsilver content) in E. coli MG1665 after 2 h. Samples show statistical differences from AgNPs samples at ***P<0.0005; **P<0.01; *P<0.05.
Abbreviations: AgNO3, silver nitrate; AgNPs, silver nanoparticles; CSNPs, colloidal silver nanoparticles; E. coli, Escherichia coli; SNPs, silver nanoparticles.