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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Simple phenolic composition, flavonoid contents and antioxidant capacities in water-methanol extracts of Tunisian common date cultivars (Phoenixdactylifera L.)
International Journal of Food Sciences and Nutrition, Volume 60, No. SUPPL. 7, Year 2009
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Description
The purpose of this study was to determine and compare the phenolic acid composition, flavonoid content and antioxidant activity of fruits from common date cultivars. The simple phenolic content ranged from 15.73 (Mermella variety) to 54.66 mg/100 g fresh weight (Korkobbi variety). Korkobbi had also the highest content of total flavonoids (54.46 quercetin equivalents/100 g fresh weight). The percentage of inhibition can reach 83% in the lipoperoxyl radical of the Korkobbi variety, while it was about 95% with the Rotbi variety for OH·. The Trolox equivalent antioxidant capacity value provided a ranking in decreasing order at 6 min: Korkobbi > Bouhattam > Baht = Smiti > Bekreri = Garn ghzal > Mermilla = Kenta > Nefzaoui = Rotbi. It seems that the highest level of flavonoids in the Korkobbi variety was principally responsible for the highest antiradical efficiency of this cultivar. © 2009 Informa UK Ltd All rights reserved.
Authors & Co-Authors
Chaira, Nizar
Tunisia, Medenine
Institut Des Régions Arides
Smaali, Issam
Tunisia, Tunis
University of Carthage, Institut National Des Sciences Appliquées et de Technologie
Martínez-Tomé, Magdalena
Spain, Murcia
Universidad de Murcia
Mrabet, Abdessalem
Tunisia, Medenine
Institut Des Régions Arides
Murcia, María Antonia
Spain, Murcia
Universidad de Murcia
Ferchichi, Ali
Tunisia, Medenine
Institut Des Régions Arides
Statistics
Citations: 106
Authors: 6
Affiliations: 3
Identifiers
Doi:
10.1080/09637480903124333
ISSN:
09637486
e-ISSN:
14653478
Research Areas
Environmental