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The human apolipoprotein genes.

J Scott

    Oxford Surveys on Eukaryotic Genes
    |January 1, 1987
    PubMed
    Summary
    This summary is machine-generated.

    Apolipoproteins are key to lipid metabolism and heart disease risk. Research into their genetic variation and regulation, especially for apolipoprotein B, may improve diagnosis and treatment of lipid disorders.

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    Area of Science:

    • Biochemistry
    • Genetics
    • Molecular Biology

    Background:

    • Apolipoproteins are crucial for lipid metabolism and cardiovascular health.
    • Two main groups exist: typical apolipoproteins (apo-AI, apo-AII, apo-AIV, apo-CI, apo-CII, apo-CIII, apo-E) and apolipoprotein B.
    • Genetic variations in these proteins are linked to altered lipid levels and coronary heart disease risk.

    Purpose of the Study:

    • To analyze genetic variation in apolipoprotein genes.
    • To understand apolipoprotein gene regulation and its impact on plasma lipid levels.
    • To investigate the unique production of two apolipoprotein B forms.

    Main Methods:

    • Analysis of gene structure and organization.
    • Studies on complementary DNAs (cDNAs).

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  • Investigation of genetic variation and gene regulation.

    • Main Results:

    • Typical apolipoproteins form a multigene family with conserved structure and function.
    • Apolipoprotein B produces two distinct proteins with central roles in lipid metabolism.
    • The mechanism for producing the smaller, intestinal form of apolipoprotein B is yet to be fully elucidated and may involve a novel pathway.

    Conclusions:

    • Understanding apolipoprotein genetic variation is vital for managing coronary heart disease risk.
    • Further research into apolipoprotein B gene expression may reveal novel mechanisms.
    • Analysis of apolipoprotein genes holds significant potential for diagnosing and treating lipid abnormalities.