Facilitating Discovery of Prion Disease Biomarkers by Quantitative Glycoproteomics

TitleFacilitating Discovery of Prion Disease Biomarkers by Quantitative Glycoproteomics
Publication TypeJournal Article
Year of Publication2009
AuthorsWei, X, Herbst, A, Schmidt, JR, Aikent, J, Li, LJ
JournalLc Gc North America
Volume27
Pagination154-+
Date PublishedFeb
Accession NumberISI:000263662200006
Keywordsapolipoprotein-e, astrocytes, cells, Chemistry, Analytical, chromatography, Mass-spectrometry, proteins, proteomics, scrapie
Abstract

Currently, there is a lack of a sensitive and reliable premortem diagnostic test for prion diseases. Here we examine mass spectrometry (MS)-based methods to search for protein biomarkers of prion diseases from plasma samples. Dynamic range of detection is increased by glycoprotein enrichment and multidimensional separations. By utilizing isotopic labeling, quantitative information of a panel of biomarker candidates is obtained.