Arachidonic acid-containing phosphatidylcholine species are increased in selected brain regions of a depressive animal model: Implications for pathophysiology

Pnina Green, Ngozi Anyakoha, Gal Yadid, Iris Gispan-Herman, Anna Nicolaou

    Research output: Contribution to journalArticlepeer-review

    Abstract

    The Flinders Sensitive Line (FSL) rat is a genetic animal model of depression. Following recent findings that the brain fatty acid composition of FSL is characterised by increased arachidonic acid (AA), we used electrospray tandem mass spectrometry and 1H-NMR to examine lipid species in different brain areas. Cholesterol and sphingolipids were increased in the hypothalamus of the FSL rats. Furthermore, arachidonic acid-containing phosphatidylcholine (AA-PC) species were elevated with PC16:0/20:4, PC18:1/20:4 and PC18:0/20:4 (p
    Original languageEnglish
    Pages (from-to)213-220
    Number of pages7
    JournalProstaglandins, Leukotrienes & Essential Fatty Acids
    Volume80
    Issue number4
    DOIs
    Publication statusPublished - Apr 2009

    Keywords

    • Arachidonic acid
    • Depression
    • Electrospray ionisation tandem mass spectrometry
    • Flinders Sensitive Line rats
    • High-field NMR
    • Phosphatidylcholine

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