Now showing items 21-30 of 6681
Modelagem molecular aplicada ao desenvolvimento de moléculas com atividade antioxidante visando ao uso cosmético
Some hypotheses and constants studies are made with intention to elucidate the aging process. To prevent and to attenuate the cutaneous aging it becomes necessary to strengthen our endogenous antioxidant natural defenses. ...
Phenolic antioxidants extraction from raspberry wastes assisted by-enzymes
(Pontificia Universidad Católica de Valparaíso, 2010)
Characterization of antioxidant compounds i n Jaffa sweeties and white grapefruits
Antioxidant compounds and the antioxidative activities of new Israeli citrus fruit sweetie [(Oroblanco, pummelo-grapefruit hybrid (Citrus grandisx C. paradisi)J were compared with the better-known white grapefruit. ...
Antioxidant activity of bioactive extracts obtained from rhizomes of Cyperus digitatus Roxb.
(UNIV SANTIAGO CHILE, 2014)
Chemical constituents and antioxidant activity from leaves extracts of terminalia fogiafolia mart. et zucc
(Soc Brasileira Quimica, 2009-01-01)
CHEMICAL CONSTITUENTS and ANTIOXIDANT ACTIVITY FROM LEAVES EXTRACTS of Terminalia fagifolia Mart. et Zucc. Phytochemical investigation of ethanolic leaves extracts of T. fagifolia led to the isolation of (+)-catechin, ...
Characterization of red wines from South America based on sensory properties and antioxidant activity
BACKGROUND: It is widely accepted that red wines constitute one of the most important sources of dietary polyphenolic antioxidants. However, it is still not known how some variables such as variety, vintage, country of ...
Validation of an alternative analytical method for the quantification of antioxidant activity in plant extracts
SUMMARY. A new method was developed to evaluate the total antioxidant activity in plant extracts, which was based on radical scavenging using 2,2'-azinobis-(3-ethylbenzothiazoline)-6-sulfonic acid. The proposed method was ...
Extraction of antioxidant components from peanut skins
(Instituto de la Grasa, 2007-10)
The objective of this work was to extract antioxidant components from peanut skins using different solvents and to determine antioxidant activity of the extracts. Methanolic, ethanolic, acetonic and aqueous extracts were ...
Effect of high hydrostatic pressure on ascorbic acid, phenolic compounds and antioxidant activity of pera rio orange juice
Orange juice is the most popular juice in the world, representing an important source of bioactive compounds in diet. High hydrostatic pressure (HHP) is an alternative technology that does not use high temperature, being ...