Table 3.

Acetylcholinesterase (AChE) and butyrylcholinesterase (BChE) inhibition by ZnO-NPs at different concentrations.

Enzymes	Concentrations (μg/mL)
	12.5	25	50	100	200
AChE	35.76 ± 1.01∗	37.54 ± 0.54∗∗	40.89 ± 0.63∗∗	52.44 ± 0.69∗∗	64.76 ± 1.69∗
BChE	27.51 ± 0.84∗∗	27.69 ± 0.59∗∗	36.81 ± 1.06∗	49.73 ± 1.19∗∗	67.49 ± 0.60∗
+ Control	52.41 ± 2.19	58.72 ± 2.11	62.79 ± 2.44	81.83 ± 2.68	86.20 ± 2.91