Fig. 3
The represent figures of IC 50 concentration anti-tumor agents on 3-D cultured HepG2 cells. a HepG2 cells were cultured in a 3-D manner. b-g HepG2 cells were treated with solvent control (b), or IC 50 concentration of agents, 0.8 μg/ml 5-FU (c), 0.3 μg/ml PAC (d), 1 μg/ml CDDP (e), 0.9 μg/ml EPI (f) or 1.7 μg/ml L-OHP (g)