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Predicted phenotypes and measured metabolic phenotypes on medication Identification of allele depends on the changes in nucleotides or mutations which affect the changes in amino acid, which subsequently affect the changing protein structures and the characterization of enzyme activity including increased, decreased, and no enzyme activity that need to be determined in both in vitro and in vivo studies in order to confirm the exact enzyme activity

Jiang VC, Liu Y, Jordan A, McIntosh J, Li Y, Che Y, Jessen KA, Lannutti BJ, Wang M

However, increasing glutathione levels may help fuel the bodys fight against oxidative stress

PMID 19292860