Flavour compound production by Yarrowia lipolytica, Saccharomyces cerevisiae and Debaryomyces hansenii in a cheese-surface model

Louise Marie Sørensen, Klaus Gori, Mikael Agerlin Petersen, Lene Jespersen, Nils Arneborg

    31 Citationer (Scopus)

    Abstract

    A simple cheese model mimicking a cheese surface was developed for the detection of cheese flavour formation of yeasts. A total of 56 flavour compounds were detected by dynamic headspace sampling followed by gas chromatography - mass spectrometry analysis. Yarrowia lipolytica CBS2075 primarily produced sulphides, furanes and short-chain ketones; Saccharomyces cerevisiae D7 primarily produced esters and Debaryomyces hansenii D18335 primarily produced branched-chain aldehydes and alcohols. For several of the detected flavour compounds, an increase in production was observed upon exposure to dairy-relevant environmental stress conditions including high NaCl concentration and low temperature. The predominant yeasts on the cheese surface may be important for development of flavour, and thus the use of yeasts as ripening cultures have the potential to affect the flavour of cheese.

    OriginalsprogEngelsk
    TidsskriftInternational Dairy Journal
    Vol/bind21
    Udgave nummer12
    Sider (fra-til)970-978
    Antal sider9
    ISSN0958-6946
    DOI
    StatusUdgivet - dec. 2011

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