Dietary and endogenous enzymatic and nonenzymatic antioxidants counteract the damaging effects of free radicals by various mechanisms, such as electron donation, catalytic removal, or binding radicals and/or gene expression regulation
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Velzquez-Zavala M, Pen-Escalante IE, Zepeda-Bautista R, Jimnez-Arellanes MA
Validation The current study used the same enzymatic samples to assess the accuracy of a modified GPx-DTNB method compared to the original GPx Assay (Rotruck et al
Notably, the roles of different classes of amino acids within this network are not identical