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Antioxidative properties of bee pollen in selected plant species
Authors:M Leja  A Mareczek  G Wyżgolik  J Klepacz-Baniak  K Czekońska
Affiliation:1. Department of Plant Physiology, Faculty of Horticulture, Agricultural University, 29 Listopada 54, 31-425 Kraków, Poland;2. Department of Pomology and Apiculture, Faculty of Horticulture, Agricultural University, 29 Listopada 54, 31-425 Kraków, Poland
Abstract:Phenolic constituents (total phenols, phenylpropanoids, flavonols and anthocyanins) and antioxidant ability were determined in bee pollen of 12 plant species. Antioxidant ability was measured as total antioxidant activity, radical-scavenging activity and activity against free hydroxyl radical. Great variability of phenolic contents was observed in the pollen of investigated species. Total antioxidant activity differed considerably (0.8–86.4% inhibition of lipid peroxidation), however, in most of the examined pollens, it was high and corresponded with the phenylpropanoid level.
Keywords:DPPH  1  1-diphenyl-2-picrylhydrazyl  RSA  radical-scavenging activity  HRSA  hydroxyl radical-scavenging activity  TAA  total antioxidant activity
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