Phytochemical Composition and Anti-Inflammatory Activity of Extracts from the Whole-Meal Flour of Italian Durum Wheat Cultivars

Abstract

In this study, the quali-quantitative composition of hydrophilic (phenolic acids)and lipophilic (isoprenoids) extracts from whole-meal flour of five elite Italian durum wheatcultivars was determined. Significant differences in the content of bioactive compoundswere observed among the wheat extracts, in particular concerning the content of boundphenolic acids, lutein and ?-tocotrienols. The cultivars Duilio and Svevo showed the highestamount of phenolic acids and isoprenoids, respectively. Extracts were evaluated for theiranti-inflammatory activity on HT-29 human colon cells by measuring the levels ofinterleukin 8 (IL-8) and transforming growth factor ?1 (TGF-?1). Durum wheat extractssignificantly inhibited the secretion of the pro-inflammatory IL-8 mediator at 66 ?g/mLof phenolic acids and at 0.2 ?g/mL of isoprenoids. Conversely, the secretion of theanti-inflammatory mediator TGF-?1 was not modified by neither hydrophilic nor lipophilicextracts. These results provide further insight into the potential of durum wheat on humanhealth suggesting the significance of varieties with elevated contents of bioactive components.


Tutti gli autori

  • B. Laddomada; M. Durante; F. Minervini; A. Garbetta; A. Cardinali; I. D'Antuono; S. Caretto; A. Blanco; G. Mita

Titolo volume/Rivista

International journal of molecular sciences


Anno di pubblicazione

2015

ISSN

1422-0067

ISBN

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Nessuna citazione

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Settori ERC

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