GSTP1 and gallbladder carcinoma: Oxaliplatin demonstrated significantly greater inhibitory effects on gallbladder carcinoma cells with high MRP1, Bcl-2 or GST-π expression; in contrast, 5-fluorouracil exhibited significantly greater inhibitory effects on gallbladder carcinoma cells with low Bcl-2 or TS expression (Fig. 3d–g).