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DPPH radical-scavenging activity (%) versus concentration (µg/mL).
Notes: *p<0.05; Indicated the significant differences of DPPH inhibition compared to other groups for the same dosage.
Abbreviations: AA, ascorbic acid; BJEE, Brucea javanica ethanolic extract; DPPH, 2,2 diphenyl-1-picrylhydrazyl; GA, gallic acid.
