Table 1.

IC50 values of YSC-ZDC in various tumor cell lines in vitro.

Cell type	Tumor type	IC50 (μg/mL)
Hep3B	Hepatoma	90.8
ECA-109	Esophageal carcinoma	143.2
Caco-2	Colorectal adenocarcinoma	175.2
Hela	Cervix epithelioid carcinoma	203.8
K562	Chronic myelogenous leukemia	102.2
MCF-7	Breast adenocarcinoma	318.2
A549	Lung carcinoma	229.2

Cells were treated with various concentrations of YSC-ZDC for 48 h. The IC50 values shown were means ± S.E.M.