Role of glutathione S-transferases in protection against lipid peroxidation: overexpression of hGSTA2-2 in K562 cells protects against hydrogen peroxide-induced …

Y Yang, JZ Cheng, SS Singhal, M Saini… - Journal of Biological …, 2001 - ASBMB
The physiological significance of the selenium-independent glutathione peroxidase (GPx)
activity of glutathione S-transferases (GSTs), associated with the major Alpha class …

The role of human glutathione S-transferases hGSTA1-1 and hGSTA2-2 in protection against oxidative stress

T Zhao, SS Singhal, JT Piper, J Cheng… - Archives of biochemistry …, 1999 - Elsevier
In order to elucidate the protective role of glutathione S-transferases (GSTs) against
oxidative stress, we have investigated the kinetic properties of the human α-class GSTs …

Antioxidant Role of Glutathione S-Transferases: Protection Against Oxidant Toxicity and Regulation of Stress-Mediated Apoptosis

R Sharma, Y Yang, A Sharma, S Awasthi… - … and Redox Signaling, 2004 - liebertpub.com
It has been known that glutathione S-transferases (GSTs) can reduce lipid hydroperoxides
through their Se-independent glutathione peroxidase activity and that these enzymes can …

Characterization of a class alpha glutathione-S-transferase with glutathione peroxidase activity in human liver microsomes

KS Prabhu, PV Reddy, EC Jones, AD Liken… - Archives of biochemistry …, 2004 - Elsevier
A 25.5 kDa class alpha glutathione S-transferase (GST) designated as microsomal Ya-GST
or M-GSTA has been purified to electrophoretic homogeneity from human liver microsomes …

Phospholipid hydroperoxides are substrates for non-selenium glutathione peroxidase

AB Fisher, C Dodia, Y Manevich, JW Chen… - Journal of Biological …, 1999 - ASBMB
This study investigated phospholipid hydroperoxides as substrates for non-selenium GSH
peroxidase (NSGPx), an enzyme also called 1-Cys peroxiredoxin. Recombinant human …

Role of α class glutathione S-transferases as antioxidant enzymes in rodent tissues

Y Yang, R Sharma, P Zimniak, YC Awasthi - Toxicology and Applied …, 2002 - Elsevier
Glutathione S-transferases (GST) are multifunctional proteins. α class GSTs are known to
catalyze glutathione peroxidase reactions, in addition to their major activity, ie, conjugation …

Selenium‐dependent cellular glutathione peroxidase protects mice against a pro‐oxidant‐induced oxidation of NADPH, NADH, lipids, and protein

WH Cheng, YX Fu, JM Porres, DA Ross… - The FASEB …, 1999 - Wiley Online Library
Since our prior work indicated that Se‐dependent cellular glutathione peroxidase (GPX1)
was necessary for protection against paraquat lethality, the present studies were to elucidate …

[HTML][HTML] Expression, characterization, and tissue distribution of a new cellular selenium-dependent glutathione peroxidase, GSHPx-GI.

FF Chu, JH Doroshow, RS Esworthy - Journal of Biological Chemistry, 1993 - Elsevier
We have characterized a new selenium-dependent glutathione peroxidase, GSHPx-GI, by
expressing a GSHPx-GI cDNA isolated from human hepatoma HepG2 cells in human …

Phospholipid hydroperoxide glutathione peroxidase activity of human glutathione transferases

R Hurst, Y Bao, P Jemth, B Mannervik… - Biochemical …, 1998 - portlandpress.com
Human glutathione transferases (GSTs) from Alpha (A), Mu (M) and Theta (T) classes
exhibited glutathione peroxidase activity towards phospholipid hydroperoxide. The specific …

Transfection of mGSTA4 in HL-60 cells protects against 4-hydroxynonenal-induced apoptosis by inhibiting JNK-mediated signaling

JZ Cheng, SS Singhal, A Sharma, M Saini… - Archives of Biochemistry …, 2001 - Elsevier
The mammalian alpha-class glutathione S-transferase (GST) isozymes mGSTA4-4, rGSTA4-
4, and hGSTA4-4 are known to utilize 4-hydroxynonenal (4HNE) as a preferred substrate …