Results 251 to 260 of about 41,756 (310)

Polydopamine free radical scavengers

Biomaterials Science, 2020
This feature article summarizes the recent progress, challenges and future directions of free radical scavengers based on polydopamine, including the integrated mechanism, current regulating strategies, and kinds of biomedical applications.
Junfei Hu   +5 more
openaire   +2 more sources

Multiple free radical scavenging reactions of aurones

Phytochemistry, 2021
A series of naturally occurring 3',4'-dihydroxy aurones have been studied with regard to multiple free radical scavenging reactions in the gas and two liquid phases using density functional theory (DFT). All of the aurones prefer to perform (2 + n)-HAT mechanism to trap 2 + n free radicals, where n is the sum of the numbers of catechol and guaiacyl ...
Yan-Zhen, Zheng   +2 more
openaire   +2 more sources

Free Radical Scavenging Activity of Carnosine

Free Radical Research Communications, 1991
The capacity of carnosine to decrease free radical-induced damage was evaluated using the oxidation of brain homogenates, the 2,2'-azobis-2-amidino propane-induced oxidation of erythrocyte ghost membranes, the radiation induced inactivation of horseradish peroxidase and the 2,2'-azobis-2-amidino propane-induced inactivation of lysozyme.
M, Salim-Hanna, E, Lissi, L A, Videla
openaire   +2 more sources

Free radical‐scavenging properties of lignin

Nutrition and Cancer, 1998
Lignin is one of the major components of dietary fiber. It is a complex hydrophobic molecule that typically occurs in cell walls with heteroxylans. Our experimental data show that lignin is a free radical scavenger. When the NADH-phenazine methosulfate-nitro blue tetrazolium free radical-producing system is used, an alkali-lignin concentration of 46.29
F J, Lu, L H, Chu, R J, Gau
openaire   +2 more sources

Gliclazide: a general free radical scavenger

European Journal of Pharmacology: Molecular Pharmacology, 1991
Free radical mechanisms have been implicated in diabetic microangiopathy. Agents that scavenge free radicals may be beneficial. We assessed the scavenging ability of two sulphonylureas, gliclazide and glibenclamide, in vitro. The assay which employs o-dianisidine sensitised by riboflavin can be used to distinguish between superoxide scavengers and ...
Scott, Norma A.   +3 more
openaire   +3 more sources

The anticonvulsant zonisamide scavenges free radicals

Epilepsy Research, 1998
Zonisamide (ZNS) is effective in animal models of epilepsy and epileptic patients. The free radical scavenging activities of ZNS were analyzed by using electron spin resonance. ZNS, in the mmolar range, scavenged hydroxyl and nitric oxide radicals in a dose-dependent manner.
A, Mori, Y, Noda, L, Packer
openaire   +2 more sources

Free radical scavenging Activity :

DIU Journal of Health and Life Sciences, 2014
The present study was aimed at investigating the chemical profiles of the methanolic extract of leaves of Centella asiatica as well as to assess its antioxidative activity. In this study, a methanolic extract (50 g/L) was obtained by infusion followed by cold maceration for 24 h.
Md. Mustafezur Rahman   +4 more
openaire   +1 more source

Free Radical Scavenging Properties of Sulfinpyrazone

Free Radical Research, 2002
Sulfinpyrazone, a potent uricosuric drug, was tested in vitro for its scavenging action against oxygen free radicals. In this study, sulfinpyrazone was able to scavenge 1,1-diphenyl-2-picrylhydrazyl radical with IC50 value of 29.82 micrograms/ml compared to butylated hydroxytoluene (BHT, IC50 value = 20.15 micrograms/ml) and Trolox (IC50 value = 16.01 ...
Mei-Ling, Yang   +3 more
openaire   +2 more sources

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