Table 4.

IC50 of matrine derivatives 1 and 2 against Hela229 cells.

Compounds	IC50 (mmol/L)
	24 h	48 h	72 h
Sophocarpine	1.69 ± 0.30	1.64 ± 0.24	1.50 ± 0.80
Matrine	1.71 ± 0.19	1.64 ± 0.54	1.53 ± 0.32
Matrine derivatives 1	0.75 ± 0.10	0.52 ± 0.06	0.42 ± 0.12
Matrine derivatives 2	0.87 ± 0.26	0.91 ± 0.17	0.12 ± 0.03