<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Bee pollen is a valuable and highly recognized source of exogenous antioxidants. The aim of these studies was to determine the antioxidant capacity of three types of bee pollen extracts: ethanol extracts of bee pollen, pepsin extracts of bee pollen and ethanol extracts of pepsin-digested bee pollen. Their antioxidant properties were determined with the use of electron paramagnetic resonance (EPR) and their ability to quench DPPH free radicals was estimated. The EPR results showed that ethanol extracts of pepsin-digested bee pollen (EEPP) had the highest antioxidative effect and the highest free radical DPPH scavenging potential. The pepsin extracts of bee pollen (PEP) had the weakest antioxidant capacity. The ability to quench DPPH free radicals was also the weakest one for this extract. An average antioxidative effect was recorded for ethanol extracts of bee pollen (EEP).</p></abstract>

Bee pollen is a valuable and highly recognized source of exogenous antioxidants. The aim of these studies was to determine the antioxidant capacity of three types of bee pollen extracts: ethanol extracts of bee pollen, pepsin extracts of bee pollen and ethanol extracts of pepsin-digested bee pollen. Their antioxidant properties were determined with the use of electron paramagnetic resonance (EPR) and their ability to quench DPPH free radicals was estimated. The EPR results showed that ethanol extracts of pepsin-digested bee pollen (EEPP) had the highest antioxidative effect and the highest free radical DPPH scavenging potential. The pepsin extracts of bee pollen (PEP) had the weakest antioxidant capacity. The ability to quench DPPH free radicals was also the weakest one for this extract. An average antioxidative effect was recorded for ethanol extracts of bee pollen (EEP).

Antioxidative Properties of Bee Pollen Extracts Examined by EPR Spectroscopy

Department of Pharmaceutical Chemistry, School of Pharmacy and Laboratory Medicine, Medical University of Silesia in Katowice

Department of Biophysics, School of Pharmacy and Laboratory Medicine, Medical University of Silesia in Katowice

Department of Hygiene, Bioanalysis and Environmental Studies, School of Pharmacy and Laboratory Medicine, Medical University of Silesia in Katowice

Journal of Apicultural Science

{"article-title":"Antioxidative Properties of Bee Pollen Extracts Examined by EPR Spectroscopy"}

Bee pollen is a valuable and highly recognized source of exogenous antioxidants. The aim of these studies was to determine the antioxidant capacity of three...

Antioxidative Properties of Bee Pollen Extracts Examined by EPR Spectroscopy

Online veröffentlicht: 19. Juni 2012

Seitenbereich: 23 - 31

DOI: https://doi.org/10.2478/v10289-012-0003-0

Schlüsselwörter
bee pollen, antioxidants, free radicals, EPR spectroscopy

This content is open access.

Antioxidative Properties of Bee Pollen Extracts Examined by EPR Spectroscopy

Online veröffentlicht: 19. Juni 2012

Seitenbereich: 23 - 31

DOI: https://doi.org/10.2478/v10289-012-0003-0

Schlüsselwörterbee pollen, antioxidants, free radicals, EPR spectroscopy

This content is open access.

Schlüsselwörter
bee pollen, antioxidants, free radicals, EPR spectroscopy