SOD1 and hyperlipidemia: Yang et al. [25] found that the treatment of the Cyclocarya paliurus polysaccharide fraction (CPP-2) can significantly improve the activities of SOD, total antioxidant capability (T-AOC), and GSH-Px in hyperlipidemia mice, significantly reduce the contents of MDA and lipid peroxide (LPO) and exert anti-hyperlipidemia activity.