Table 3.

In vitro cytotoxicity activities of betulin against different human cell lines.

Compound	Concentration	A-549 (Lung)	DU-145 (Prostate)	PC-3 (Prostate)	IGROV-1 (Ovary)	MCF-7 (Breast)
Betulin	1 µM	29	27	14	38	51
	10 µM	78	86	64	81	89
	100 µM	84	91	86	89	92
Adriamycin	1 × 10–5 M	84	69	80	81	79
5-FU	2 × 10–5 M	65	11	13	95	86