Fig. 2From: Comparative proteomic analysis reveals that exogenous 6-benzyladenine (6-BA) improves the defense system activity of waterlogged summer maizeThe enzymes (SOD, POD, CAT) activity and MDA content in different treatments, a The activity of SOD (U/g fresh weight) in summer maize; b The activity of POD (U/g fresh weight) in summer maize; c The activity of CAT (U/g fresh weight) in summer maize; d The content of MDA (nmol/g fresh weight) in summer maize. Data are means of three replicate experiments. Symbols followed by different letters denote statistical difference at P < 0.05 using ANOVA followed by LSD testBack to article page