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Comprehensive human urine standards for comparability and standardization in clinical proteome analysis

  • Harald Mischak
  • , Walter Kolch
  • , Michalis Aivaliotis
  • , David Bouyssie
  • , Magali Court
  • , Hassan Dihazi
  • , Gry H. Dihazi
  • , Julia Franke
  • , Jerome Garin
  • , Anne Gonzalez de Peredo
  • , Alexander Iphoefer
  • , Lothar Jaensch
  • , Chrystelle Lacroix
  • , Manousos Makridakis
  • , Christophe Masselon
  • , Jochen Metzger
  • , Bernard Monsarrat
  • , Michal Mrug
  • , Martin Norling
  • , Jan Novak
  • Andreas Pich, Andrew Pitt, Erik Bongcam-Rudloff, Justyna Siwy, Hitoshi Suzuki, Visith Thongboonkerd, Li-Shun Wang, Jerome Zoidakis, Petra Zuerbig, Joost P. Schanstra, Antonia Vlahou

    Publication: Contribution to journal › Journal article › peer-review

    Abstract

    Purpose: Urine proteomics is emerging as a powerful tool for biomarker discovery. The purpose of this study is the development of a well-characterized "real life" sample that can be used as reference standard in urine clinical proteomics studies.Experimental design: We report on the generation of male and female urine samples that are extensively characterized by different platforms and methods (CE-MS, LC-MS, LC-MS/MS, 1-D gel analysis in combination with nano-LC MS/MS (using LTQ-FT ultra), and 2-DE-MS) for their proteome and peptidome. In several cases analysis involved a definition of the actual biochemical entities, i.e. proteins/peptides associated with molecular mass and detected PTMs and the relative abundance of these compounds.Results: The combination of different technologies allowed coverage of a wide mass range revealing the advantages and complementarities of the different technologies. Application of these samples in "inter-laboratory" and "inter-platform" data comparison is also demonstrated.Conclusions and clinical relevance: These well-characterized urine samples are freely available upon request to enable data comparison especially in the context of biomarker discovery and validation studies. It is also expected that they will provide the basis for the comprehensive characterization of the urinary proteome.
    Original languageEnglish
    Pages (from-to)464–478
    Number of pages15
    JournalProteomics - Clinical Applications
    Volume4
    Issue number4
    DOIs
    Publication statusPublished - 2010

    Keywords

    • Clinical proteomics
    • Proteome
    • Standard
    • Urine

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