Regulation and Degradation of Cysteine Dioxygenase in Response to High Protein Or Excess Sulfur Amino Acid Diets in RatsCornell University, 2005 - 176 pages |
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activity and CDO activity and protein activity levels addition amount approximately binding brain CDO mRNA CDO mRNA levels CDO protein levels cell cellular chapter compared concentration consistent Cornell cysteine and glutathione cysteine availability cysteine catabolism cysteine dioxygenase cysteine levels decreased degradation demonstrated dependent determine diet groups diet switch dietary protein diets containing disease effect enzyme expression Figure further gene glutathione levels half-life hepatic CDO activity hepatic cysteine hepatocytes high levels homocysteine HP diet human important increased indicated inhibitors intake involved kidney liver low protein LP+C LP+M lung mean measured mechanism metabolism methionine mouse non-hepatic tissues nonhepatic occurs pooled present previously production proteasome rats fed regulation regulation of CDO respectively response role sample signaling similar Stipanuk studies suggest sulfate sulfur amino acids supplemented synthesis synthetase Table taurine time-course tissues ubiquitin values weight Western blot