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A Flow Cytometry-based Assay to Identify Compounds That Disrupt Binding of Fluorescently-labeled CXC Chemokine Ligand 12 to CXC Chemokine Receptor 4
06:56

A Flow Cytometry-based Assay to Identify Compounds That Disrupt Binding of Fluorescently-labeled CXC Chemokine Ligand 12 to CXC Chemokine Receptor 4

Published on: March 10, 2018

SDF-1α and CXCR4 as therapeutic targets in cardiovascular disease

Jessica Wen, Jian-Qing Zhang, Wei Huang

    American Journal of Cardiovascular Disease
    |January 19, 2012
    PubMed

    Insights

    The stromal cell-derived factor-1 alpha (SDF-1α)/CXCR4 axis aids tissue repair by attracting stem cells. This pathway shows promise for novel cell therapies to regenerate cardiac tissue after myocardial infarction.

    Area of Science:

    • Cardiovascular Biology
    • Regenerative Medicine
    • Stem Cell Biology

    Background:

    • The stromal cell-derived factor-1 alpha (SDF-1α)/CXCR4 signaling pathway is crucial for natural processes like organogenesis and hematopoiesis.
    • This pathway plays a vital role in tissue injury response, facilitating stem cell homing for regeneration and repair.

    Purpose of the Study:

    • To investigate the role of the SDF-1α/CXCR4 axis in cardiovascular disease, specifically myocardial infarction.
    • To explore the potential of this signaling pathway in enhancing cardiac tissue repair and regeneration.

    Main Methods:

    • Review of current research on SDF-1α/CXCR4 signaling in endogenous repair mechanisms.
    • Analysis of studies focusing on cell therapies for cardiac repair post-ischemic injury.

    Main Results:

    • SDF-1α acts as a chemoattractant, guiding CXCR4-positive cells and other stem cells to injury sites.
    • The SDF-1α/CXCR4 axis supports cardiac cells via paracrine mechanisms, promoting survival, angiogenesis, and differentiation.

    Conclusions:

    • The SDF-1α/CXCR4 axis is a key player in cardiac repair following myocardial infarction.
    • Ongoing research into this pathway has led to promising cell therapies for ischemic cardiac injury, with potential for future tissue regeneration and functional recovery.

    Keywords:
    SDF-1α/CXCR4cell mobilizationendothelial cellsmyocardial infarctionprogenitor/stem cells

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