Green Biosynthesis of Silver Nanoparticles from Moringa oleifera Leaves and Its Antimicrobial and Cytotoxicity Activities

Figure 1

The color changing of Moringa oleifera leaves extracts from yellow to dark reddish brown. (a) Leaves extract solution. (b) AgNO₃ only. (c) Leaves extract after reaction with 1 mM AgNO₃ solution at 25°C for 5 days.