Figure 2: Effect of andrographolide on (MDA, SOD, and GPx) activity in serum in hyperlipidemic rats. (a) Effect of andrographolide on (MDA) malondialdehyde ( , ), (b) (SOD) superoxide dismutase ( , ), and (c) (GPx) glutathione peroxidase ( , ). Statistical analysis of the data was carried out using a one-way analysis of variance (ANOVA) and Dunnett’s post hoc test for average comparison on SPSS 18.0. Mean values ± SEM ( ) were used. Significance was defined as * compared to control group.