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Vascular potential and thrombosis.

J F Stoltz

    Thrombosis Research. Supplement
    |January 1, 1983
    PubMed
    Summary
    This summary is machine-generated.

    Negative charges on blood cells and vessel walls influence vascular thrombosis. Measurements of transmembrane potential reveal discrepancies based on the electro-osmosis and streaming potential methods used.

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    Area of Science:

    • Biophysics
    • Hematology
    • Vascular Biology

    Background:

    • Blood cells possess negative charges, influencing vascular thrombosis.
    • Vessel walls also exhibit negative charges, repelling blood cells and preventing adhesion to the intima.
    • These vascular charges originate from ion/protein adsorption, active transport, and ionized groups.

    Purpose of the Study:

    • To define the importance of electrochemical parameters in vascular thrombosis.
    • To compare different techniques for measuring vascular potential, including transmembrane potential (electro-osmosis) and circulation potential.
    • To discuss the role of these parameters in thrombosis phenomena.

    Main Methods:

    • Measurement of transmembrane potential using electro-osmosis.
    • Measurement of circulation potential (in vitro and in vivo).

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  • Comparison of published results with personal research.

    • Main Results:

    • Transmembrane charge measurements via electro-osmosis and streaming potential show method-dependent discordances.
    • Vascular wall's negative charge plays a role in preventing blood cell adhesion.
    • Electrochemical properties of blood cells and vessel walls are significant in thrombosis.

    Conclusions:

    • Electrochemical properties of blood cells and the vascular wall are critical in preventing thrombosis.
    • Discrepancies exist in transmembrane charge measurements depending on the technique employed.
    • Further investigation into these electrochemical parameters is warranted for understanding thrombosis.