In Vitro Fermentation of Porcine Milk Oligosaccharides and Galacto-oligosaccharides Using Piglet Fecal Inoculum

Elisabetta Difilippo, Feipeng Pan, Madelon Logtenberg, Rianne H A M Willems, Saskia Braber, Johanna Fink-Gremmels, Henk A Schols, Harry Gruppen

    Research output: Contribution to journalArticleAcademicpeer-review

    Abstract

    In this study, the in vitro fermentation by piglet fecal inoculum of galacto-oligosaccharides (GOS) and porcine milk oligosaccharides (PMOs) was investigated to identify possible preferences for individual oligosaccharide structures by piglet microbiota. First, acidic PMOs and GOS with degrees of polymerization 4-7 were depleted within 12 h of fermentation, whereas fucosylated and phosphorylated PMOs were partially resistant to fermentation. GOS structures containing β1-3 and β1-2 linkages were preferably fermented over GOS containing β1-4 and β1-6 linkages. Upon in vitro fermentation, acetate and butyrate were produced as the main organic acids. GOS fermentation by piglet inoculum showed a unique fermentation pattern with respect to preference of GOS size and organic acids production.

    Original languageEnglish
    Pages (from-to)2127-33
    Number of pages7
    JournalJournal of Agricultural and Food Chemistry
    Volume64
    Issue number10
    DOIs
    Publication statusPublished - Feb 2016

    Keywords

    • Animals
    • Bacteria
    • Feces
    • Fermentation
    • Gastrointestinal Microbiome
    • Milk
    • Molecular Structure
    • Oligosaccharides
    • Swine
    • Journal Article
    • Research Support, Non-U.S. Gov't

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