Simultaneous determination of DL-cysteine, DL-homocysteine, and glutathione in saliva and urine by UHPLC-Q-Orbitrap HRMS: Application to studies of oxidative stress
Qingkun Ma, Chao Qi, Xiling Li, Qing Shi, Chunyan Xu, Toufeng Jin, Jun Zhe Min
Topics & Concepts
ChemistryChromatographyOrbitrapDetection limitGlutathioneDerivatizationUrineSalivaThiolHomocysteineOxidative stressMass spectrometrySelected ion monitoringEnantiomerReagentStereochemistryGas chromatography–mass spectrometryOrganic chemistryBiochemistryEnzymeSulfur Compounds in BiologyFolate and B Vitamins ResearchAmino Acid Enzymes and Metabolism