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Free radical scavenging activity of pomegranate extracts in a DPPH assay. Time dependence. The ethanolic solution of DPPH radical (50 μM) was incubated in the presence of the extracts (300 μg/ml). (○)-Commercial pomegranate hull extract (CPHE); (●)-Pomegranate ethanolic seed extract (PESE); (♦)-Pomegranate ethanolic hull extract (PEHE). Results of three typical experiments.
