1. Mass Spectrometry in Clinical Laboratory: Applications in Biomolecular AnalysisUttam Garg and Y. Victoria Zhang2. Quantification of Free Carnitine and Acylcarnitines in Plasma or Serum Using HPLC/MS/MSDavid Scott, Bryce Heese, and Uttam Garg3. Quantification of Arginine and its Methylated Derivatives in Plasma by High Performance Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)Faye B. Vicente, Gina Vespa, Alan Miller, and Shannon Haymond4. Quantitation of Albumin in Urine by Liquid Chromatography Tandem Mass SpectrometryHemamalini Ketha and Ravinder J. Singh5. Quantitation of Aldosterone in Serum or Plasma Using Liquid Chromatography -Tandem Mass Spectrometry (LC-MS/MS)J. Grace Van Der Gugten and Daniel T. Holmes6. Quantification of Five Clinically Important Amino Acids by HPLC-Triple TOF(TM) 5600 Based on Pre-Column Double Derivatization MethodShuang Deng, David Scott, and Uttam Garg7. Sensitive, Simple, and Robust Nano Liquid Chromatography-Mass Spectrometry Method for Amyloid Protein SubtypingDrew Payto, Courtney Heideloff, and Sihe Wang8. Quantitation of Ubiquinone (Coenzyme Q10) in Serum/Plasma Using Liquid Chromatography Electrospray Tandem Mass Spectrometry (ESI-LC-MS/MS)Richard E. Mathieu Jr., and Catherine P. Riley9. Quantitative Analysis of Salivary Cortisol Using LC-MS/MSYan Victoria Zhang10. Quantification of Dihydroxyacetone Phosphate (DHAP) in Human Red Blood Cells by HPLC-TripleTOF 5600(TM) Mass SpectrometerShuang Deng, David Scott, Douglas Myers, and Uttam Garg11. Simultaneous Quantitation of Estradiol and Estrone in Serum Using Liquid Chromatography Mass SpectrometryCatherine P. Riley, Richard E. Mathieu Jr., and Carmen Wiley12. Direct Measurement of Free Estradiol in Human Serum and Plasma by Equilibrium Dialysis-Liquid Chromatography-Tandem Mass SpectrometryJulie A. Ray, Mark M. Kushnir, Alan L. Rockwood, and A. Wayne Meikle13. Quantification of γ-Aminobutyric Acid in Cerebrospinal Fluid Using Liquid Chromatography Electrospray Tandem Mass SpectrometryErland Arning and Teodoro Bottiglieri14. Quantitation of Insulin Analogues in Serum Using Immunoaffinity Extraction, Liquid Chromatography, and Tandem Mass SpectrometryJ. Grace Van Der Gugten, Sophia Wong, and Daniel T. Holmes15. Quantitation of Insulin Like Growth Factor 1 in Serum by Liquid Chromatography High Resolution Accurate-Mass Mass SpectrometryHemamalini Ketha and Ravinder J. Singh16. Quantitation of Free Metanephrines in Plasma by Liquid Chromatography Tandem Mass SpectrometryCourtney Heideloff, Drew Payto, and Sihe Wang17. Quantification of Metanephrine and Normetanephrine in Urine Using Liquid Chromatography Tandem Mass SpectrometryJessica Gabler and Sihe Wang18. High Throughput Analysis of Methylmalonic Acid in Serum, Plasma and Urine by LC-MS/MS: Method for Analyzing Isomers without Chromatographic SeparationMark M. Kushnir, Gordon J. Nelson, Elizabeth L. Frank, and Alan L. Rockwood19. Quantitation of 5-Methyltetrahydrofolate in Cerebrospinal Fluid Using Liquid Chromatography Electrospray Tandem Mass SpectrometryErland Arning and Teodoro Bottiglieri20. Quantitative Organic Acids in Urine by Two Dimensional Gas Chromatography Time of Flight Mass Spectrometry (GCxGC-TOFMS)Lawrence Sweetman, Paula Ashcraft, and Jeanna Bennett-Firmin21. High Sensitivity Measurement of Pancreatic Polypeptide and its Variant in Serum and Plasma by LC-MS/MS Hernando Escobar, Mark M. Kushnir, Alan L. Rockwood, and A. Wayne Meikle22. Quantitation of Parathyroid Hormone in Serum or Plasma by Liquid Chromatography Tandem Mass SpectrometryHemamalini Ke