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Antioxidant activity of food constituents: an overview
  • I. Gülçin
  • Chemistry, Medicine
  • Archives of Toxicology
  • 1 March 2012
The most commonly methods used in vitro determination of antioxidant capacity of food constituents are reviewed and presented, and the general chemistry underlying the assays in the present paper was clarified. Expand
Antioxidant and radical scavenging properties of curcumin.
  • T. Ak, I. Gülçin
  • Chemistry, Medicine
  • Chemico-biological interactions
  • 10 July 2008
Curcumin (diferuoyl methane) is a phenolic compound and a major component of Curcuma longa L. In the present paper, we determined the antioxidant activity of curcumin by employing various in vitroExpand
Antioxidant and antiradical activities of L-carnitine.
  • I. Gülçin
  • Chemistry, Medicine
  • Life sciences
  • 18 January 2006
The antioxidant properties of the L-carnitine were evaluated by using different antioxidant assays such as 1, 1-diphenyl-2-picryl-hydrazyl free radical (DPPH.) scavenging, total antioxidant activity, reducing power, superoxide anion radical scavenge, hydrogen peroxide scavenging and metal chelating activities. Expand
Screening of antioxidant and antimicrobial activities of anise (Pimpinella anisum L.) seed extracts
In this study, antioxidant and antimicrobial activities of water and ethanol extracts of anise (Pimpinella anisum L.) seed (PAS) were investigated. The antioxidant properties of both extracts of PASExpand
Antioxidant activity of caffeic acid (3,4-dihydroxycinnamic acid).
  • I. Gülçin
  • Chemistry, Medicine
  • Toxicology
  • 16 January 2006
Caffeic acid (3,4-dihydroxycinnamic acid) is among the major hydroxycinnamic acids present in wine; sinapic acid, which is a potent antioxidant. It has also been identified as one of the activeExpand
Antioxidant, antimicrobial, antiulcer and analgesic activities of nettle (Urtica dioica L.).
Water extract of nettle (Urtica dioica L.) (WEN) was studied for antioxidant, antimicrobial, antiulcer and analgesic properties and had powerful antioxidant activity. Expand
Antioxidant properties of resveratrol: A structure–activity insight
Abstract Resveratrol, a natural product, is known to affect a broad range of intracellular mediators. In the present study, we clarified the antioxidant activity of resveratrol by employing variousExpand
Determination of in vitro antioxidant activity of fennel (Foeniculum vulgare) seed extracts
Abstract In this study, the antioxidant activity of water and ethanol extracts of fennel ( Foeniculum vulgare ) seed (FS) was evaluated by various antioxidant assay, including total antioxidant, freeExpand
Determination of in vitro antioxidant and radical scavenging activities of propofol.
Results indicate that propofol prevents lipid peroxidation and radicalic chain reactions and revealed more effective antioxidant capacity than BHA, BHT and alpha-tocopherol. Expand
Antioxidant activity of clove oil – A powerful antioxidant source
Abstract The number of methods to measure the antioxidants in botanicals, foods, nutraceuticals and other dietary supplements has increased considerably in the last decade. Clove oil is obtained byExpand