Lysophosphatidic acid: mitogen and motility factor

F N van Leeuwen, B N G Giepmans, L A van Meeteren, W H Moolenaar

    Research output: Contribution to journalArticleAcademicpeer-review

    70 Citations (Scopus)

    Abstract

    LPA (lysophosphatidic acid), the simplest of al glycerophospholipids, is a potent inducer of cell proliferation, migration and survival. It does so by activating its cognate G-protein-coupled receptors, four of which have been identified. LPA receptors couple to at least three distinct G-proteins and thereby activate multiple signal transduction pathways, particularly those initiated by the small GTPases Ras, Rho and Rac. Our recent work has shown that LPA signals Rac activation via the Tiam1 GDP/GTP exchange factor and thereby stimulates cell migration. Here we discuss recent progress in our understanding of LPA action.

    Original languageEnglish
    Pages (from-to)1209-12
    Number of pages4
    JournalBiochemical Society Transactions
    Volume31
    Issue numberPt 6
    DOIs
    Publication statusPublished - Dec-2003

    Keywords

    • Cell Movement
    • Enzyme Activation
    • GTP-Binding Proteins
    • Lysophospholipids
    • Mitogen-Activated Protein Kinases
    • Mitogens
    • Signal Transduction

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