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Related Experiment Videos

Chaperonins and the immune response.

D B Young1

  • 1MRC Tuberculosis and Related Infections Unit, Royal Postgraduate Medical School, Hammersmith Hospital, London, UK.

Seminars in Cell Biology
|February 1, 1990
PubMed
Summary
This summary is machine-generated.

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Chaperonins are key targets in bacterial infections, triggering immune responses involving antibodies and T cells. Their conservation suggests roles in both fighting infection and potentially causing autoimmunity.

Area of Science:

  • * Immunology
  • * Microbiology
  • * Molecular Mimicry

Background:

  • * Chaperonins are essential proteins involved in cellular protein folding.
  • * They are frequently targeted by the immune system during bacterial infections.
  • * Sequence similarity between bacterial and human chaperonins raises questions about immune responses.

Purpose of the Study:

  • * To review the complex interactions between chaperonins and the host immune system.
  • * To explore the dual role of chaperonin-directed immunity in protection and pathogenesis.
  • * To highlight the relevance of chaperonins in the context of intracellular bacterial infections.

Main Methods:

  • * Review of existing literature on chaperonin immunology.
  • * Analysis of immune responses (antibody and T cell) to bacterial chaperonins.

Related Experiment Videos

  • * Examination of molecular mimicry principles in autoimmunity.

    • Main Results:

    • * Bacterial chaperonins elicit robust antibody and T lymphocyte (CD4+, CD8+, gamma-delta) responses.
    • * High sequence conservation between prokaryotic and eukaryotic chaperonins is a key feature.
    • * The immune response to chaperonins can have both beneficial (protective) and detrimental (autoimmune) consequences.

    Conclusions:

    • * Chaperonins represent a significant antigenic target during bacterial infections.
    • * Their conserved nature presents a potential mechanism for autoimmune diseases via molecular mimicry.
    • * Understanding these interactions is crucial for developing strategies against intracellular bacterial pathogens and associated autoimmune conditions.