Phenolic acids and flavonoids in leaf and floral stem of cultivated and wild Cynara cardunculus L. genotypes

Gaetano Pandino, Sara Lombardo, Giovanni Mauromicale, Gary Williamson

Research output: Contribution to journalArticlepeer-review

128 Citations (Scopus)

Abstract

Ten genotypes, cultivated and wild of Cynara cardunculus L were evaluated for their content of phenolic acids, flavonoids and their antioxidant activity. The major compounds present in the leaf were luteolin derivatives in globe artichoke and apigenin derivatives in wild and cultivated cardoon. Apart from 'Cimiciusa di Mazzarino' (var. scolymus), caffeoylquinic acids represent the main phenolic compounds in the floral stem. In particular, 'Sylvestris Creta' (var. sylvestris) and 'Violetto di Sicilia' (var. scolymus) show the highest content of caffeoylquinic acid similar to 95% of the total measured polyphenols. The antioxidant capacity, in both leaf and floral stem, was qualitatively and quantitatively dependent on the phenolic acid and flavonoid profile. The phenolic acids and flavonoids in normally uneaten parts of wild and cultivated artichoke could be exploited as sources of natural antioxidants. (C) 2010 Elsevier Ltd. All rights reserved
Original languageEnglish
Pages (from-to)417-422
Number of pages6
JournalFood chemistry
Volume126
Issue number2
DOIs
Publication statusPublished - 15 May 2011
Externally publishedYes

Bibliographical note

Times Cited: 0 ELSEVIER SCI LTD THE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, OXON, ENGLAND OXFORD Article 715BK English Cited References Count: 29 Williamson, G Univ Leeds, Sch Food Sci & Nutr, Leeds LS2 9JT, W Yorkshire, England, England

Keywords

  • ACID ACIDS antioxidant antioxidant activities ANTIOXIDANT ACTIVITY ANTIOXIDANT POWER Antioxidants Caffeoylquinic acids Cynara Cynara cardunculus EXTRACT flavonoid FLAVONOIDS Food FRAP GLOBE ARTICHOKE HPLC-DAD-MS/MS IDENTIFICATION Plants polyphenol POLYPHENOLS QUANTIFICATION RADIATION SCOLYMUS L. TIME Vegetables

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