Studies of the Anti-amnesic Effects and Mechanisms of Single and Combined Use of Donepezil and Ginkgo Ketoester Tablet on Scopolamine-Induced Memory Impairment in Mice

Table 2

Anticholinesterase activity assay results.

Sample	Concentration (μg/mL)	% AChEI	IC50 (μg/mL)	% BuChEI	(μg/mL)
Donepezil	1000
	500
	250
	125
	62.5
	31.25
	15.63
GT	1000		(−)		(−)
	500
	250
	125
	62.5
	31.25
	15.63
Combination	1000
	500
	250
	125
	62.5
	31.25
	15.63

Note: Data were given as ().