Human C-peptide Quantitation by LC-MS Isotope-Dilution Assay in Serum or Urine Samples

Alexander V Stoyanov^1*, Shawn Connolly¹, Curt L Rohlfing¹, Eduard Rogatsky², Daniel Stein² and Randie R Little¹

¹University of Missouri, School of Medicine, Columbia MO, USA, E-mail: eduard.rogatsky@einstein.yu.edu

²Albert Einstein College of Medicine, Yeshiva University, Bronx NY, USA, E-mail: eduard.rogatsky@einstein.yu.edu

^*Corresponding Author: Alexander V Stoyanov, Department of Pathology and Anatomical Sciences, School of Medicine, University of Missouri, 1 Hospital Dr., MSB Room M711, Columbia, MO 65212, USA, Tel: 573-882-4236, Fax: 573-882-4248 Email: