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In vitro antioxidant assays of G. senegalensis (leaves) ethanol-extract (GSLE). (A) DPPH radical scavenging method showing antioxidative activity, (B) β-carotene-linoleic acid bleaching method showing inhibition of lipid peroxidation by different concentrations (31.25–500 µg/mL) of GSLE compared to the standard antioxidant (rutin).
