9α,11β-PGF2 and its stereoisomer PGF 2α are novel agonists of the chemoattractant receptor, CRTH2

Hilary Sandig, David Andrew, Ashley A. Barnes, Ian Sabroe, James Pease

    Research output: Contribution to journalArticlepeer-review

    Abstract

    CRTH2 is a recently described chemoattractant receptor for the prostaglandin, PGD2, expressed by Th2 cells, eosinophils and basophils, and believed to play a role in allergic inflammation. Here we describe the potency of several PGD2 metabolites at the receptor to induce cell migration and activation. We report for the first time that the PGD2 metabolite, 9α,11β-PGF2, and its stereoisomer, PGF2α, are CRTH2 agonists. 9α,11β- PGF2 is a major metabolite produced in vivo following allergen challenge, whilst PGF2α is generated independently of PGD synthetase, with implications for CRTH2 signalling in the presence or absence of PGD2 production. © 2005 Federation of European Biochemical Societies. Published by Elsevier B.V. All rights reserved.
    Original languageEnglish
    Pages (from-to)373-379
    Number of pages6
    JournalFEBS Letters
    Volume580
    Issue number2
    DOIs
    Publication statusPublished - 23 Jan 2006

    Keywords

    • Chemoattractant
    • CRTH2
    • Eosinophil
    • Inflammation
    • Prostaglandin

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