Fig. 4

Effect of FC on the oxidative stress in vitro and vivo. a referred to intracellular ROS. b and g referred to the activity of SOD. c and h referred to the content of MDA. d and i referred to the gene expression of Nrf2. e, f, j and k referred to the protein expression of Nrf2 in 3T3-L1 adipocytes or the white adipose tissue (WAT) of C57BL/6 mice IR model. Data are expressed as mean ± SEM (n = 6). * p < 0.05, ** p < 0.01 and *** p < 0.005. SOD, superoxide dismutase; MDA, malondialdehyde