Table 1: Levels of SOD, GSH, CAT, and hydroxyproline in cardiac tissues of control and experimental groups of rats.

GroupsCtrl Ctrl-MC DM-CtrlDM-MC DM-Met

SOD (U/mL) 2.82 ± 0.663.65 ± 0.47#2.30 ± 0.636.21 ± 0.57*3.62 ± 0.48
GSH (M)516.55 ± 45.22605.83 ± 66.16#469.60 ± 70.161015.26 ± 70.20*550.56 ± 66.80
CAT (M)42.93 ± 0.7344.44 ± 0.49#41.20 ± 0.5548.88 ± 0.43*43.12 ± 0.56
Hydroxyproline (g/L)0.0081 ± 0.00150.0083 ± 0.0010#0.0179 ± 0.00150.0091 ± 0.0011*0.0086 ± 0.0016

Each value was expressed as mean ± SEM (). versus DM-Ctrl group; # versus Ctrl group. SOD: superoxide dismutase activity; GSH: glutathione activity; CAT: catalase activity.