FIGURE 3.

The effect of COS on the expressions of Nrf2 signaling pathway in the liver tissue of D‐gal‐treated mice. (a) The mRNA expressions of Nrf2. (b) The mRNA expressions of NQO1. (c) The mRNA expressions of HO‐1. (d) The mRNA expressions of CAT. (e) The protein expressions of Nrf2. *p < .05, compared with the control group; # p < .05, compared with the D‐gal group