Research Article

The Effect of Charge at the Surface of Silver Nanoparticles on Antimicrobial Activity against Gram-Positive and Gram-Negative Bacteria: A Preliminary Study

Figure 1

UV-Visible spectra of negative, positive, and neutral AgNPs. Negatively charged silver nanoparticles, NC AgNPS; positively charged silver nanoparticles, PC AgNPs; neutrally charged silver nanoparticles, Neut AgNPs.