Table 1.

Anticholinesterase results of the isolated phytosteroids in comparison to galantamine.

Samples	Concentration	Percent AChE (mean ± SEM)	AChE IC50 (μg/mL)	Percent BChE (mean ± SEM)	BChE IC50 (μg/mL)
Compound 1	1000	85.72 ± 0.79 ns	20.29	84.83 ± 0.62 ***	27.35
	500	77.68 ± 0.63 ***		80.76 ± 0.63 ***
	250	71.46 ± 0.53 ***		75.70 ± 0.62 ***
	125	64.78 ± 0.60 ***		66.65 ± 0.78 ***
	62.5	55.56 ± 0.52 ***		59.81 ± 0.65 ***
Compound 2	1000	80.85 ± 0.18 ***	14.51	83.53 ± 0.20 ***	10.65
	500	75.59 ± 0.30 ***		78.62 ± 0.17 ***
	250	68.75 ± 0.14 ***		73.42 ± 0.11 ***
	125	63.47 ± 0.49 ***		66.20 ± 0.15 ***
	62.5	58.12 ± 0.34 ***		61.35 ± 0.18 ***
Galantamine	1000	87.81 ± 0.60	7.52	89.37 ± 0.64	5.53
	500	82.74 ± 0.61		83.45 ± 0.65
	250	77.68 ± 0.60		78.37 ± 0.54
	125	72.63 ± 0.76		74.30 ± 0.61
	62.5	65.79 ± 0.63		67.42 ± 0.55

Data are presented as (mean ± S.E.M); two-way ANOVA followed by Bonferroni test were followed. Values significantly different as compared to positive control; n = 3, *** = p < 0.001, ns; non-significant.