Article
Hypermethylation, Loss of Expression of Glutathione Peroxidase-3 in Barrett's Tumorigenesis
1 Sept 2005
Abstract excerpt
Chronic gastroesophageal reflux disease is a known risk factor for Barrett's esophagus (BE), which induces oxidative mucosal damage. Glutathione peroxidase-3 (GPx3) is a secretory protein with potent extracellular antioxidant activity. In this study, we have investigated the mRNA and protein expression of GPx3, and explored promoter hypermethylation as an epigenetic mechanism for GPx3 gene inactivation during...
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