Table 1. IC₅₀ values of geridonin and oridonin.

Cell lines	IC50 (72 h, μM)
	Geridonin	Oridonin
KYSE-450	7.15 ± 0.91	13.00 ± 1.72
EC109/Taxol	8.95 ± 1.11	33.53 ± 4.25
EC109	14.74 ± 3.02	29.71 ± 2.46
Colo205	9.72 ± 0.83	34.51 ± 3.77
SW620	69.28 ± 5.31	21.11 ± 1.93
MGC 803	1.60 ± 0.22	11.27 ± 1.53
SGC 7901	7.53 ± 1.02	26.64 ± 3.03
GES-1	10.16 ± 1.88	30.15 ± 2.47