Synaptic cysteine sulfhydryl groups as targets of electrophilic neurotoxicants

RM LoPachin, DS Barber - Toxicological Sciences, 2006 - academic.oup.com
Many structurally diverse chemicals (eg, acrylamide, 2, 4-dithiobiuret, methylmercury) are
electrophiles and cause synaptic dysfunction by unknown mechanisms. The purpose of this …

Endogenous glutathione adducts

IA Blair - Current drug metabolism, 2006 - ingentaconnect.com
This review provides an overview of the formation, pharmacology, and toxicology of
endogenous glutathione (GSH)-adducts with particular emphasis on GSH-adducts that arise …

Redox modifications of protein–thiols: emerging roles in cell signaling

S Biswas, AS Chida, I Rahman - Biochemical pharmacology, 2006 - Elsevier
Glutathione represents the major low molecular weight antioxidant redox recycling thiol in
mammalian cells and plays a central role in the cellular defence against oxidative damage …

Age-related changes in glutathione and glutathione-related enzymes in rat brain

Y Zhu, PM Carvey, Z Ling - Brain research, 2006 - Elsevier
The most reliable and robust risk factor for some neurodegenerative diseases is aging. It has
been proposed that processes of aging are associated with the generation of reactive …

Antioxidative function and biodistribution of [Gd@ C82 (OH) 22] n nanoparticles in tumor-bearing mice

J Wang, C Chen, B Li, H Yu, Y Zhao, J Sun, Y Li… - Biochemical …, 2006 - Elsevier
Oxidative stress is considered to be one of the important mechanisms involved in
carcinogenesis. In our previous study, gadolinium endohedral metallofullerenol ([Gd@ C82 …

Subcellular compartmentalization of glutathione: correlations with parameters of oxidative stress related to genotoxicity

R M. Green, M Graham, M RO'Donovan… - …, 2006 - academic.oup.com
Glutathione (GSH) is a major component of the antioxidant defence system of mammalian
cells and is found in subcellular pools within the cytoplasm, nucleus and mitochondria. To …

Effects of three resin monomers on the cellular glutathione concentration of cultured human gingival fibroblasts

J Volk, J Engelmann, G Leyhausen, W Geurtsen - Dental Materials, 2006 - Elsevier
OBJECTIVES: Oral and systemic cells are permanently exposed to various types of
xenobiotics, such as dental restorative materials, which may subsequently cause adverse …

Sublethal concentrations of diverse gold compounds inhibit mammalian cytosolic thioredoxin reductase (TrxR1)

Y Omata, M Folan, M Shaw, RL Messer, PE Lockwood… - Toxicology in vitro, 2006 - Elsevier
Thioredoxin reductase (TrxR) reduces thioredoxin (Trx), thereby contributing to cellular
redox balance, facilitating the synthesis of deoxy-ribose sugars for DNA synthesis, and …

Opposing roles for ERK1/2 in neuronal oxidative toxicity: distinct mechanisms of ERK1/2 action at early versus late phases of oxidative stress

Y Luo, DB DeFranco - Journal of Biological Chemistry, 2006 - ASBMB
Glutamate-induced oxidative toxicity is mediated by glutathione depletion in the HT22
mouse hippocampal cell line. Previous results with pharmacological agents implicated the …

Taurine chloramine is more selective than hypochlorous acid at targeting critical cysteines and inactivating creatine kinase and glyceraldehyde-3-phosphate …

AV Peskin, CC Winterbourn - Free Radical Biology and Medicine, 2006 - Elsevier
Hypochlorous acid (HOCl) and chloramines are produced by the neutrophil enzyme,
myeloperoxidase. Both react readily with thiols, although chloramines differ from HOCl in …