In Vitro Cytotoxicity of Reproductive Stage Withania somnifera Leaf and Stem on HepG2 Cell Line

Table 7

Statistical analysis of IC₅₀ values obtained with W. somnifera leaf, stem, and root methanolic extract treatments in HepG2 and L929 cell lines.

IC50 value	Leaf		Stem		Root
	HepG2	L929	HepG2	L929	HepG2	L929
Mean ()	43.48	78.77	45.6	90.55	314.4	361.21
Standard deviation	0.615	0.795	0.3	0.8	0.305	0.66
Standard error mean	0.355	0.459	0.173	0.461	0.176	0.381
Hypothesized mean	50	50	50	50	50	50
value	0.0014	0.9993	0.0007	0.9993	0.9999	0.9994