In vitro studies on the relationship between the antioxidant activities of some berry extracts and their binding properties to serum albumin

Jacek Namiesnik, Kann Vearasilp, Alina Nemirovski, Hanna Leontowicz, Maria Leontowicz, Pawel Pasko, Alma Leticia Martinez-Ayala, Gustavo A. González-Aguilar, Milan Suhaj, Shela Gorinstein

Research output: Contribution to journalArticlepeer-review

35 Scopus citations

Abstract

The aim of this study was to investigate the possibility to use the bioactive components from cape gooseberry (Physalis peruviana), blueberry (Vaccinium corymbosum), and cranberry (Vaccinium macrocarpon) extracts as a novel source against oxidation in food supplementation. The quantitative analysis of bioactive compounds (polyphenols, flavonoids, flavanols, carotenoids, and chlorophyll) was based on radical scavenging spectrophometric assays and mass spectrometry. The total phenolic content was the highest (P < 0.05) in water extract of blueberries (46.6 ± 4.2 mg GAE/g DW). The highest antioxidant activities by 2,2-diphenyl-1-picrylhydrazyl radical scavenging assay and Cupric reducing antioxidant capacity were in water extracts of blueberries, showing 108.1 ± 7.2 and 131.1 ± 9.6 μMTE/g DW with correlation coefficients of 0.9918 and 0.9925, and by β-carotene linoleate assay at 80.1 ± 6.6 % with correlation coefficient of 0.9909, respectively. The water extracts of berries exhibited high binding properties with human serum albumin in comparison with quercetin. In conclusion, the bioactive compounds from a relatively new source of gooseberries in comparison with blueberries and cranberries have the potential as food supplementation for human health. The antioxidant and binding activities of berries depend on their bioactive compounds.

Original languageEnglish
Pages (from-to)2849-2865
Number of pages17
JournalApplied Biochemistry and Biotechnology
Volume172
Issue number6
DOIs
StatePublished - Mar 2014

Keywords

  • Antioxidant activity
  • Berries
  • Binding properties
  • Bioactive compounds

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