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Related Experiment Videos

Tetraspanins.

C Boucheix1, E Rubinstein

  • 1INSERM U268, Institut André-Lwoff, Hĵpital Paul-Brousse, Villejuif, France. boucheix@vjf.inserm.fr

Cellular and Molecular Life Sciences : CMLS
|October 2, 2001
PubMed
Summary
This summary is machine-generated.

Tetraspanins, crucial for membrane biology, form a

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Area of Science:

  • Cell Biology
  • Molecular Biology
  • Immunology

Background:

  • Tetraspanins are a superfamily of 26 proteins identified on human leucocytes with broader tissue expression.
  • Their precise functions remain under investigation, but evidence suggests a significant role in membrane biology.
  • Tetraspanins are known to form complex networks, termed the 'tetraspanin web', which include integrins.

Purpose of the Study:

  • To investigate the structure and organization of the 'tetraspanin web'.
  • To understand how tetraspanin web organization influences the function of its components.
  • To explore the impact of tetraspanin web dynamics on cellular behavior and disease.

Main Methods:

  • Biochemical studies.
  • Analysis of knockout mice models.

Related Experiment Videos

  • Investigation of tetraspanin-integrin interactions within the cell membrane.

    • Main Results:

    • Established the existence of the 'tetraspanin web' as a network of multimolecular complexes.
    • Identified some organizational principles governing the tetraspanin web.
    • Highlighted the inclusion of integrins within these complexes.

    Conclusions:

    • The organization of the tetraspanin web is critical for modulating the function of its constituent molecules.
    • Understanding tetraspanin web dynamics offers insights into fundamental cellular processes like migration.
    • Dysregulation of tetraspanins may contribute to various diseases.