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Related Experiment Videos

Recombinant antibodies possessing novel effector functions.

M S Neuberger, G T Williams, R O Fox

    Nature
    |December 13, 1984
    PubMed
    Summary
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    Researchers created novel antibodies by introducing engineered immunoglobulin-gene DNA into lymphocytes. This process yielded cell lines secreting specific antibodies with modified Fc portions, enabling new therapeutic and diagnostic applications.

    Area of Science:

    • Immunology
    • Molecular Biology
    • Biotechnology

    Background:

    • Lymphocytes are key immune cells involved in antibody production.
    • Antibody engineering allows for the creation of proteins with novel functions.
    • In vitro manipulation of DNA offers precise control over genetic modifications.

    Purpose of the Study:

    • To produce novel antibodies with customized functionalities.
    • To establish cell lines capable of secreting engineered antibodies.
    • To explore the replacement of the Fc portion of antibodies with other functional moieties.

    Main Methods:

    • In vitro manipulation of immunoglobulin-gene DNA.
    • Introduction of engineered DNA into lymphocytes.
    • Establishment of antibody-secreting cell lines.

    Related Experiment Videos

  • Modification of the Fc portion of antibodies with enzymes or antigenic determinants.

    • Main Results:

    • Successful production of novel antibodies through genetic engineering.
    • Established cell lines secrete hapten-specific antibodies.
    • Fc portions were effectively replaced with active enzyme moieties.
    • Fc portions were also replaced with polypeptide displaying c-myc antigenic determinants.

    Conclusions:

    • In vitro DNA engineering of immunoglobulin genes in lymphocytes is a viable method for producing novel antibodies.
    • This approach allows for the creation of antibodies with tailored functions, such as enzymatic activity or specific antigenic targeting.
    • The established cell lines offer a platform for the development of advanced diagnostics and therapeutics.