Comparative proteome analysis of porcine follicular fluid and serum reveals that excessive alpha(2)-macroglobulin in serum hampers successful expansion of cumulus-oocyte complexes

Jo Bijttebier, Kelly Tilleman, Maarten Dhaenens, Dieter Deforce, Ann Van Soom, Dominiek Maes

    Research output: Contribution to journalA1: Web of Science-article

    Abstract

    Porcine follicular fluid (pFF) constitutes the micro-environment of the maturing oocyte. Although pFF is a transudate of serum, in pigs, it is superior to serum in promoting in vitro expansion of the cumulus cells, a specialized cell population surrounding the oocyte. A comparative proteome analysis of autologous serum and pFF was performed to investigate proteins involved in successful cumulus expansion of porcine oocytes. iTRAQ labeling followed by 2-D LC ESI-Q-TOF MS/MS revealed 63 proteins common to both fluids of which the abundance of 13 proteins was significantly different (p
    Original languageEnglish
    JournalProteomics
    Volume9
    Issue number19
    Pages (from-to)4554-65
    Number of pages12
    DOIs
    Publication statusPublished - 2009

    Keywords

    • Animals
    • Blood Proteins
    • Cumulus Cells
    • Female
    • Follicular Fluid
    • Humans
    • Molecular Weight
    • Oocytes
    • Protein Array Analysis
    • Proteome
    • Swine
    • alpha-Macroglobulins

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