Fig. 6

Anti-Alzheimer’s activity of synthesized Ge/PLA/AuNCs for (a) AChE activity and (b) BChE activity at various concentrations (5, 10, 25, 50, and 100 µg/mL). Values are expressed as mean ± SD (*p < 0.05; **p < 0.001; ***p < 0.0001). An asterisk indicates significant differences among treatments compared to control.