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Related Experiment Videos

Humanized animal models for autoimmune diseases.

J W Gregersen1, S Holmes, L Fugger

  • 1Department of Clinical Immunology, Aarhus University Hospital, Skejby Sygehus, N Aarhus, Denmark.

Tissue Antigens
|April 24, 2004
PubMed
Summary

Transgenic mice expressing human MHC class II molecules offer valuable models for studying autoimmune diseases like rheumatoid arthritis and multiple sclerosis. These models aid in identifying disease antigens and testing new immunotherapies.

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Area of Science:

  • Immunology
  • Autoimmune Diseases
  • Transgenic Models

Background:

  • Human leukocyte antigen (HLA) class II molecules, specifically DR and DQ, are crucial in autoimmune disease pathogenesis.
  • Understanding the role of these molecules is vital for developing effective treatments for conditions like rheumatoid arthritis, multiple sclerosis, diabetes, and celiac disease.

Purpose of the Study:

  • To investigate the utility of transgenic mice expressing human DR and DQ major histocompatibility complex (MHC) class II molecules.
  • To establish in vivo models for studying human MHC class II-associated autoimmune diseases.

Main Methods:

  • Development of transgenic mice carrying human DR and DQ MHC class II genes.
  • Utilizing these mice to identify autoantigens implicated in disease initiation.

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  • Inducing disease aspects in mice, spontaneously or via immunization, to create disease models.

    • Main Results:

    • Transgenic mice successfully express human DR and DQ MHC class II molecules.
    • These mice serve as valuable models, recapitulating aspects of human autoimmune diseases.
    • Target antigens involved in disease initiation have been identified using these models.

    Conclusions:

    • Transgenic mice expressing human MHC class II molecules are effective tools for autoimmune disease research.
    • These models facilitate the study of disease mechanisms and the evaluation of novel immunotherapies.