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Mouse endogenous superantigens: Ms and Mls-like determinants encoded by mouse retroviruses

R J Hodes1, R Abe

  • 1National Cancer Institute, Bethesda, Maryland, USA.

Current Protocols in Immunology
|April 25, 2008
PubMed

Insights

Different inbred mouse strains carry unique mouse mammary tumor proviruses (MMTV). This study summarizes detected MMTV, their superantigen properties, and compares their gene product sequences.

Area of Science:

  • Immunology
  • Virology
  • Genetics

Background:

  • Inbred mouse strains harbor distinct integrated mouse mammary tumor proviruses (MMTV).
  • MMTV are known to influence host immune responses.
  • Understanding MMTV variations is crucial for immunological studies.

Purpose of the Study:

  • To summarize detected MMTV across common inbred mouse strains.
  • To review the functional properties of MMTV-encoded superantigens.
  • To compare the amino acid sequences of MMTV open reading frame (ORF) gene products.

Main Methods:

  • Literature review and data compilation of MMTV presence in mouse strains.
  • Summary of reported functional characteristics of MMTV superantigens.
  • Bioinformatic analysis and comparison of MMTV ORF amino acid sequences.

Main Results:

  • Catalog of MMTV proviruses detected in various inbred mouse strains.
  • Compilation of superantigen functions, including T cell response elicitation and Vb-specific clonal deletion.
  • Comparative analysis of MMTV ORF gene product sequences.

Conclusions:

  • MMTV composition varies significantly among inbred mouse strains.
  • MMTV superantigens play a role in T cell development and immune responses.
  • Sequence comparison provides insights into MMTV evolution and function.

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