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a: 2, 2-diphenyl-1-picrylhydrazyl radical scavenging activity, b: 2,2′-azino-bis-(3-ethyl) benzothiazoline-6-sulfonic acid radical scavenging activity, c: Ferric reducing antioxidant power assay, d: Phosphomolybdenum assay, e: Metal chelating activity of leaf and fruit extract of Luffa echinata Note: Values are means of three replicates ± standard error. Bars having different alphabets showed statistically significant differences (P < 0.05) according to Duncan’s multiple range test.
