The oxidative stress in breast tumors of postmenopausal women is ERα/ERβ ratio dependent

Variables used for analysis were as follows: 4-HNE, GPx, GRd, CAT, Mn-SOD, CuZn-SOD, Complex V, Complex III, Complex II, Complex IV, Complex I, pAKT, AKT, pSAPK, SAPK, UCP2, UCP5, SIRT3, ERα, ERβ, and ERα/ERβ ratio. The F value for the inclusion and exclusion of variables was set at 4.0 at each step.134