[en] Terminalia catappa red leaves contained anthocyanin pigments possessing Radical-Scavenging Activities (RSA) comparable to those of Ascorbic acid. Total Anthocyanins Extract Content (TAEC) was estimated at 6 mg of kuromanin tetrafluoro acetate (KTFA) eq./g of dried material. Cyanidin 3-O-β-D-glucopyranoside (KTFA), was isolated and characterized using chemical, chromatographic and spectral methods. RSA of TAE were lower (10.57% Inhibition; 87.78% Inhibition) than ascorbic acid (26.72 % Inhibition; 92.30% Inhibition) respectively on both 2,2-diphényl-1-picrylhydrazyl radical and 2,2'-azinobis (3-ethylbenzothiazoline-6-sulfonic acid) radical-cation.
Disciplines :
Pharmacy, pharmacology & toxicology Chemistry
Author, co-author :
Ayina, K.
Hema, A.
Dabiré, Constantin
Palé, E.
Duez, Pierre ; Université de Mons > Faculté de Médecine et de Pharmacie > Chimie thérapeutique et Pharmacognosie
Luhmer, Michel
Nacro, M.
Language :
English
Title :
Major anthocyanin structure elucidation and radical-scavenging activities of total anthocyanins extract from Terminalia catappa red leaves
Publication date :
05 November 2015
Journal title :
ChemXpress
ISSN :
2320-1967
Publisher :
Trade Science, Hyderabad, India
Volume :
8
Issue :
1
Pages :
48-55
Peer reviewed :
Peer reviewed
Research unit :
M136 - Chimie thérapeutique et Pharmacognosie
Research institute :
R550 - Institut des Sciences et Technologies de la Santé