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The measles virus

V M Zhdanov

    Molecular and Cellular Biochemistry
    |January 16, 1980
    PubMed

    Insights

    Measles virus causes acute and persistent infections, affecting the central nervous system and organs. Molecular studies explore its role in diseases like subacute sclerosing panencephalitis.

    Area of Science:

    • Virology
    • Immunology
    • Pathogenesis

    Background:

    • Measles is a widespread viral infection, a significant cause of mortality in tropical regions.
    • The measles virus (genus Morbillivirus, family Paramyxoviridae) comprises six polypeptides, including surface glycoproteins with hemagglutinating and hemolytic activities.
    • Viral replication follows typical Paramyxovirus patterns.

    Purpose of the Study:

    • To investigate the molecular mechanisms underlying measles virus persistent infections.
    • To elucidate the pathogenesis of diseases associated with measles virus, such as subacute sclerosing panencephalitis (SSPE).

    Main Methods:

    • Analysis of measles virus virion composition, including polypeptides and surface proteins.
    • Study of measles virus replication processes.
    • Investigation of molecular mechanisms driving persistent infections.

    Main Results:

    • Identified six viral polypeptides, including a glycoprotein, two surface proteins, and a polymerase.
    • Confirmed similarities in replication to other Paramyxoviruses.
    • Characterized persistent infection as a key feature affecting the central nervous system and internal organs.

    Conclusions:

    • Molecular mechanisms of measles virus persistent infection are crucial for understanding associated pathologies.
    • Measles virus may be implicated in the pathogenesis of SSPE, systemic lupus erythematosus, and other conditions.
    • Further research into measles virus molecular biology can illuminate disease mechanisms.

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