Research Article

In Vitro Ion Chelating, Antioxidative Mechanism of Extracts from Fruits and Barks of Tetrapleura tetraptera and Their Protective Effects against Fenton Mediated Toxicity of Metal Ions on Liver Homogenates

Figure 10

Principal component analysis results on F1 × F2 axis of in vitro antioxidant assays on rat liver enzymes for the tested extracts. Values are expressed as mean ± SD of three replicates. CEH: T. tetraptera hydroethanolic extract (bark); CFH: T. tetraptera hydroethanolic extract (fruit); CEE: T. tetraptera ethanolic extract (bark); CFE: T. tetraptera ethanolic extract (fruit); MOLYBDAT: phosphomolybdenum test; SOD: SOD activity test; catalase: catalase activity test; peroxidase: peroxidase activity test; flavonols: flavonol assay; polyphenol: polyphenol assay; flavonoids: flavonoid assay; FRAP: FRAP antioxidant test; INHIB MDA: MDA inhibition percentage.
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