SEARCH Articles Figures Tables 1,1 -Diphenyl-2-picrylhydrazyl radical DPPH) DPPH DPPH free radical DPPH free radical scavenging DPPH free radical scavenging activity DPPH free radical-scavenging assay DPPH radical scavenging activity DPPH radical scavenging assay Free radical inhibitors DPPH and Galvinoxyl Free radical scavenging DPPH radicals Peroxidation inhibition DPPH) radicals Radicals reaction+DPPH Sinapic acid DPPH radical scavenging Terphenyllin DPPH) radicals