NFE2L2 and medullary thyroid gland carcinoma: (+)-Catechin protected hepatic obstruction against MCT-induced HSOS in rats, attenuated the formation of ROS in human hepatic sinusoidal endothelial cells, enhanced Nrf2 nuclear translocation in livers from monocrotaline-treated rats and in MTC-treated cells, and further increased the expression of Nrf2-dependent genes.