Results 21 to 30 of about 89,857 (309)

Lipid peroxidation in the serum of hypothyroid patients (In Gorgan-South East of Caspian Sea) [PDF]

open access: yes, 2008
This study was designed to determine if lipid peroxidation can be modified by hypothyroidism. Twenty eight subjects with hypothyroidism and 33 euthyroid subjects participated in this study (2007).
Ahmadi, A.   +4 more
core   +1 more source

Is Usnic Acid a Promising Radical Scavenger? [PDF]

open access: yesACS Omega, 2020
Usnic acid (UA) is a natural product found in the lichen genera. Because of the phenolic groups in its structure, UA is suspected to be an antioxidant. Therefore, in this study, the radical scavenging of UA was investigated in physiological environments in silico by using kinetic calculations.
Nguyen Thi Hoa   +3 more
openaire   +3 more sources

Scavenging effects of ascorbic acid and mannitol on hydroxyl radicals generated inside water by an atmospheric pressure plasma jet

open access: yesAIP Advances, 2018
In this study, we have studied the scavenging effects of radical scavengers (ascorbic acid and mannitol) on •OH radicals generated inside water by an atmospheric pressure plasma jet.
Bhagirath Ghimire   +3 more
doaj   +1 more source

A study of Antimicrobial Activity, Acute Toxicity and Cytoprotective Effect of a Polyherbal Extract in a Rat Ethanol-HCl Gastric Ulcer Model. [PDF]

open access: yes, 2012
The decoction of the aerial parts of Rhynchosia recinosa (A.Rich.) Bak. [Fabaceae] is used in combination with the stem barks of Ozoroa insignis Del. (Anacardiaceae), Maytenus senegalensis (Lam.) Excell. [Celastraceae] Entada abyssinica Steud. ex A.Rich [
Haule, Emmanuel E   +4 more
core   +1 more source

Effect of Temperature and Relative Humidity on the Reaction Kinetics of an Oxygen Scavenger Based on Gallic Acid

open access: yesFrontiers in Chemistry, 2018
Gallic acid (GA) is a potential oxygen scavenger for food packaging applications. In this study we investigated the effect of temperature and relative humidity (RH) on the reaction kinetics of an oxygen scavenger consisting of GA and sodium carbonate ...
Astrid F. Pant   +4 more
doaj   +1 more source

Inflammation, DNA-centered radicals, and oxidative genotoxicity: The role of HOCl produced by myeloperoxidase in carcinogenesis [PDF]

open access: yes, 2009
Myeloid cells (macrophages and neutrophils) infiltrate and synthesize myeloperoxidase (MPO) in sites of inflammation, producing gentotoxicity. In RAW 264.7 macrophages, bacterial lipopolysaccharide (LPS) induces superoxide radical anion, nuclear ...
Dario C. Ramirez   +2 more
core   +2 more sources

Antioxidant and antihemolytic activities of methanol extract of Hyssopus angustifolius [PDF]

open access: yes, 2012
This study was designed to evaluate antioxidant and antihemolytic activities of Hyssopus angustifolius flower, stem and leaf methanol extracts by employing various in vitro assays.
Alinezhad, H.   +6 more
core   +3 more sources

The Effect of Deprotonation on the Reaction Kinetics of an Oxygen Scavenger Based on Gallic Acid

open access: yesFrontiers in Chemistry, 2019
Oxygen scavengers based on gallic acid (GA) usually contain a base that establishes the alkaline conditions necessary for the humidity-induced scavenger reaction. Here we measured the effect of sodium carbonate (Na2CO3) and sodium hydroxide (NaOH) on the
Astrid F. Pant   +5 more
doaj   +1 more source

Structural Elucidation and Free Radical Scavenging Activity of a new -Orsellinic Acid Derivative Isolated from the Lichen

open access: yesNatural Product Communications, 2016
Rappiidic acid, a new o -orsellinic acid derivative, was isolated from the lichen Cladonia rappii . Its capability to scavenge reactive oxygen species (ROS) and reactive nitrogen species (RNS) was investigated and compared with resveratrol and (+)-usnic ...
Tiago C.A. Lage   +6 more
doaj   +1 more source

The chemistry of ultrasonic degradation of organic compounds [PDF]

open access: yes, 2011
The destruction of toxic organic molecules using advanced oxidation processes (AOPs) is a potent tool for pollution control and environmental protection.
Bremner, David H.   +2 more
core   +3 more sources

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