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Related Experiment Videos

Pleiotropic changes controlled by the pre-T-cell receptor.

H von Boehmer1, I Aifantis, J Feinberg

  • 1Institut Necker, INSERM U373, Faculté de Médecine Necker - Enfants Malades, 156 Rue de Vaugirard, F75730, Paris Cedex 15, France. vonboehm@infobiogen.fr

Current Opinion in Immunology
|May 14, 1999
PubMed
Summary
This summary is machine-generated.

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Gene-deficient mice reveal the crucial role of the pre-T-cell receptor (pre-TCR) in generating alphabeta lineage cells. The pre-TCR also governs T-cell receptor beta allelic exclusion and lineage commitment decisions.

Area of Science:

  • Immunology
  • Developmental Biology
  • Molecular Biology

Background:

  • Gene-deficient mice models are essential for dissecting complex cellular processes.
  • Understanding T-cell development requires knowledge of signaling pathways and receptor functions.

Purpose of the Study:

  • To elucidate the function of the pre-T-cell receptor (pre-TCR) in alphabeta T-cell lineage generation.
  • To investigate the role of pre-TCR in T-cell receptor beta allelic exclusion and lineage commitment.

Main Methods:

  • Utilizing gene-deficient mouse models.
  • Analyzing T-cell receptor signaling pathways.
  • Investigating lineage commitment mechanisms.

Main Results:

Related Experiment Videos

  • The pre-TCR plays a predominant role in the generation of alphabeta lineage cells.
  • The pre-TCR controls T-cell receptor beta allelic exclusion.
  • The pre-TCR influences commitment to the gammadelta versus alphabeta lineage.

    • Conclusions:

    • The pre-TCR is a central regulator of alphabeta T-cell development.
    • Pre-TCR signaling is critical for ensuring proper T-cell receptor repertoire formation and lineage fidelity.