ABCB1 and gallbladder cancer: Another relevant point is that miR-145 could be considered as a possible complementary therapy in EOC, since miR-145 regulates several important proteins in the context of drug resistance, such as ABCB1 efflux transporters (MDR1 or P-glycoprotein) in intestinal epithelial cells [74] or ABC in gallbladder cancer cells [75].