CAT and type 2 diabetes mellitus: Furthermore, Zhang et al. reported that TMP extracted from mycelium significantly increased total antioxidant capacity (T-AOC), catalase (CAT), superoxide dismutase (SOD), and glutathione (GC) levels, while reducing malondialdehyde (MDA) content in mouse tissues, effectively alleviating oxidative stress in type 2 diabetic rats [39].