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Cell membrane potential changes follow Epstein-Barr virus binding.

K S Rosenthal, H M Shapiro

    Journal of Cellular Physiology
    |October 1, 1983
    PubMed
    Summary
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    Epstein-Barr Virus binding alters B lymphocyte electrical activity, causing biphasic membrane potential changes. This viral interaction highlights virus-induced cellular electrical responses in receptor-bearing cells.

    Area of Science:

    • Virology
    • Cell Biology
    • Immunology

    Background:

    • Viruses can induce changes in host cell membrane potential upon binding.
    • Epstein-Barr Virus (EBV) is a human herpesvirus known to infect B lymphocytes.

    Purpose of the Study:

    • To investigate the effect of Epstein-Barr Virus binding on the membrane potential of B lymphocytes.
    • To compare the membrane potential changes in EBV-receptor-bearing cells versus receptor-negative cells.

    Main Methods:

    • Utilizing flow cytometry to measure cell membrane potential.
    • Employing cyanine dye uptake as an indicator of membrane potential.

    Main Results:

    • Epstein-Barr Virus binding induced a biphasic change in the membrane potential of receptor-bearing B lymphocytes.

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  • No significant membrane potential changes were observed in receptor-negative T lymphocytes upon EBV binding.
  • The observed electrical responses in B lymphocytes resemble those seen in other cell types after ligand-receptor interactions.

    • Conclusions:

    • Epstein-Barr Virus binding specifically alters the electrical properties of target B lymphocytes.
    • These findings suggest a conserved mechanism of cellular electrical response to viral ligand binding.