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Related Experiment Videos

Sequential expression of new gene programs in inducer T-cell clones.

G J Freeman, C Clayberger, R DeKruyff

    Proceedings of the National Academy of Sciences of the United States of America
    |July 1, 1983
    PubMed
    Summary
    This summary is machine-generated.

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    Researchers identified a specific set of genes activated in T-lymphocyte clones upon antigen exposure. This gene expression drives early immune cell activity and differentiation.

    Area of Science:

    • Immunology
    • Molecular Biology
    • Cell Biology

    Background:

    • T-lymphocyte clones are crucial for adaptive immunity.
    • Understanding gene expression dynamics is key to deciphering immune responses.

    Purpose of the Study:

    • To identify and characterize genes rapidly expressed in T-lymphocyte clones upon activation.
    • To investigate the role of these genes in early T-cell differentiation and function.

    Main Methods:

    • Preparation of a cDNA probe to detect gene expression.
    • Exposure of T-lymphocyte clones to antigen or mitogen.
    • Analysis of mRNA and polypeptide synthesis.

    Main Results:

    • A specific set of mRNAs and polypeptides are rapidly expressed in T-lymphocyte clones after antigen/mitogen exposure.

    Related Experiment Videos

  • These molecules include growth factors, interferon, and antigen-binding molecules.
  • Gene expression occurs in two sequential programs, preceding and following mitosis.

    • Conclusions:

    • Early T-cell activation involves a distinct genetic program driving immediate effector functions.
    • Sequential gene expression programs regulate T-lymphocyte differentiation and immunological function.