Stopped-flow kinetic study of the aroxyl radical-scavenging action of catechins and vitamin C in ethanol and micellar solutions

S Mitani, A Ouchi, E Watanabe… - Journal of agricultural …, 2008 - ACS Publications
Kinetic study of the aroxyl radical-scavenging action of catechins (epicatechin (EC),
epicatechin gallate (ECG), epigallocatechin (EGC), and epigallocatechin gallate (EGCG)) …

Structure–activity relationship of the tocopherol-regeneration reaction by catechins

K Mukai, S Mitani, K Ohara, SI Nagaoka - Free radical biology and medicine, 2005 - Elsevier
The reaction rates (kr) of 5, 7-diisopropyl-tocopheroxyl radical (Toc) with catechins
(epicatechin (EC), epicatechin gallate (ECG), epigallocatechin (EGC), epigallocatechin …

Kinetic studies of the free radical-scavenging actions of tocopherol metabolites (α-, γ-, and δ-carboxyethyl-6-hydroxychroman) and trolox in ethanol and micellar …

A Mitarai, A Ouchi, K Mukai, A Tokunaga… - Journal of agricultural …, 2008 - ACS Publications
The reaction rates (ks) of tocopherol metabolites (α-, γ-, and δ-CEHC) and Trolox with aroxyl
radical have been measured in ethanol and micellar solution by a stopped-flow …

Stopped-Flow and Spectrophotometric Study on Radical Scavenging by Tea Catechins and the Model Compounds.

N Tsukasa, S Keiko, Y Hiroe, Y Hisashi - CHEMICAL & …, 1999 - cir.nii.ac.jp
抄録 Radical scavenging of four tea catechins,(-)-epicatechin (EC),(-)-epigallocatechin
(EGC),(-)-epicatechin gallate (ECg) and (-)-eppigallocatechin gallate (EGCg), and the model …

Stopped-flow and spectrophotometric study on radical scavenging by tea catechins and the model compounds

Y Senba, T Nishishita, K SAITO… - Chemical and …, 1999 - jstage.jst.go.jp
抄録 Radical scavenging of four tea catechins,(-)-epicatechin (EC),(-)-epigallocatechin
(EGC),(-)-epicatechin gallate (ECg) and (-)-eppigallocatechin gallate (EGCg), and the model …

Antioxidant mechanism of flavonoids. Solvent effect on rate constant for chain-breaking reaction of quercetin and epicatechin in autoxidation of methyl linoleate

P Pedrielli, GF Pedulli, LH Skibsted - Journal of Agricultural and …, 2001 - ACS Publications
The rate of oxygen depletion, as measured by electron spin resonance spectroscopy
(oximetry using a spin probe), in a homogeneous solution of peroxidating methyl linoleate …

Mechanistic studies of catechins as antioxidants against radical oxidation

K Kondo, M Kurihara, N Miyata, T Suzuki… - Archives of Biochemistry …, 1999 - Elsevier
The antioxidative mechanisms of catechins were studied by investigating products
generated at the first stages by 2, 2′-azobis (2-aminopropane) hydrochloride (AAPH) …

Kinetic study of free-radical-scavenging action of flavonoids in homogeneous and aqueous triton X-100 micellar solutions

K Mukai, W Oka, K Watanabe, Y Egawa… - The Journal of …, 1997 - ACS Publications
Kinetic study of free-radical-scavenging action of six kinds of flavonoids (flavone, chrysin,
flavonol, apigenin, rutin, and quercetin) has been performed. The second-order rate …

Scavenging mechanisms of (-)-epigallocatechin gallate and (-)-epicatechin gallate on peroxyl radicals and formation of superoxide during the inhibitory action

K Kondo, M Kurihara, N Miyata, T Suzuki… - Free Radical Biology and …, 1999 - Elsevier
The scavenging effects of (-)-epigallocatechin gallate (EGCG) and (-)-epicatechin gallate
(ECG) on peroxyl radicals and their mechanisms were studied by investigating the products …

pH-dependent radical scavenging capacity of green tea catechins

M Muzolf, H Szymusiak… - Journal of agricultural …, 2008 - ACS Publications
The effect of pH on the radical scavenging capacity of green tea catechins was investigated
using experimental as well as theoretical methods. It was shown that the radical scavenging …