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. 2020 Mar 11;25(6):1264. doi: 10.3390/molecules25061264

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Antioxidant activity of crude extract, flavonoids and phenolamines from rape bee pollen determined by three kinds of assays. (A) DPPH assay, (B) ABTS assay, and (C) Ferric reducing antioxidant power (FRAP) assay.