Results 11 to 20 of about 371,704 (300)

The effects of hyperthyroidism on lipid peroxidation, erythrocyte glutathione and glutathione peroxidase [PDF]

open access: yesJournal of Medical Biochemistry, 2011
The aim of this study was to determine if lipid per o xidation, glutathione, and glutathione peroxidase levels can be effected by hyperthyroidism. Twenty-three subjects with hyper thy roidism (18 females/5 males), and 19 euthyroid subjects (11 females/8 ...
Ali Abusrie Abdellah, Sultan Phalisteen
doaj   +2 more sources

Adaptive response to oxidative stress in the filamentous fungus Aspergillus niger B1-D [PDF]

open access: yes, 2008
In the present study, we used a recombinant filamentous fungus strain, Aspergillus niger B1-D, as a model system, and investigated the antioxidant defences in this organism.
Li, Qiang, Harvey, L.M., Mcneil, Brian
core   +4 more sources

Selenium in biology: Facts and medical perspectives [PDF]

open access: yes, 2000
Several decades after the discovery of setenium as an essential trace element in vertebrates approximately 20 eukaryotic and more than 15 prokaryotic selenoproteins containing the 21(st) proteinogenic amino acid, selenocysteine, have been identified ...
Flohé, Leopold   +11 more
core   +2 more sources

Antioxidant status in acute stroke patients and patients at stroke risk [PDF]

open access: yes, 2004
Background and Purpose: Antioxidant enzymes like copper/ zinc superoxide dismutase (SOD), catalase and gluthatione peroxidase (GSHPx) are part of intracellular protection mechanisms to overcome oxidative stress and are known to be activated in vascular ...
Haberl, R. L.   +9 more
core   +1 more source

Metabolism of hydroperoxy-phospholipids in human hepatoma HepG2 cells

open access: yesJournal of Lipid Research, 1996
Two enzymatic mechanisms have been proposed for the metabolism of hydroperoxy-phospholipids: i) the combined action of phospholipase A2 and glutathione peroxidase, and/or ii) direct enzymatic reduction.
Y Bao, G Williamson
doaj   +1 more source

The Status of Antioxidants and Oxidative Damage in Patients with COVID-19

open access: yesAhi Evran Medical Journal, 2023
Purpose: COVID-19 is a viral disease that has recently caused a pandemic and significantly affects human health. In this study, superoxide dismutase, glutathione peroxidase, glutathione, total thiol, natural thiol, disulfide, oxidative DNA damage and ...
İrfan BİNİCİ   +7 more
doaj   +1 more source

Influence of hyperhomocysteinemia on the cellular redox state - Impact on homocysteine-induced endothelial dysfunction [PDF]

open access: yes, 2003
Hyperhomocysteinemia is an independent risk factor for the development of atherosclerosis. An increasing body of evidence has implicated oxidative stress as being contributory to homocysteines deleterious effects on the vasculature.
Keaney, John F.   +5 more
core   +1 more source

Effect of ochratoxin A and buthionine sulfoximine on proteome and ascorbate-glutathione cycle enzymes in Arabidopsis thaliana

open access: yesBiologia Plantarum, 2015
In this study, proteome and activities of glutathione (GSH)-related enzymes were investigated in detached leaves of Arabidopsis thaliana treated with ochratoxin A (OTA) alone or supplemented with buthionine sulfoximine (BSO, a specific inhibitor of the ...
J. R. Hao   +8 more
doaj   +1 more source

Characterisation of a novel soybean candidate glutathione peroxidase/thioredoxin-dependent peroxidase in soybean exposed to osmotic/drought stress [PDF]

open access: yes, 2012
>Magister Scientiae - MScDrought stress is a major contributor to reduced soybean crop yield and quality, this can however be mitigated by the plant’s antioxidant defence mechanisms.
Phillips, Kyle
core   +1 more source

Prognostic significance of glutathione peroxidase 2 in gastric carcinoma

open access: yesTumor Biology, 2017
Increasing evidence suggests that the glutathione peroxidase 2 may actually play important roles in tumorigenesis and progression in various human cancers such as colorectal carcinomas and lung adenocarcinomas. However, the role of glutathione peroxidase
Dongzhe Liu   +5 more
doaj   +1 more source

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