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Antioxidant activities of crude extract and solvent fractions of R. anthopogonoides. Each value represents as mean ± SD of triplicate experiments. a DPPH radical scavenging effect, b ABTS radical scavenging effect, c The OH scavenging effect, d Nitric oxide radical scavenging effect, e Superoxide radical scavenging effect. CE: Crude extract, HF: n-hexane fraction, EEF: ethyl acetate fraction, BuF: n-butanol fraction, WE: water fraction, Vc: ascorbic acid
