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Related Experiment Videos

Functions of alpha3beta1 integrin.

J A Kreidberg1

  • 1Department of Medicine, Children's Hospital, and Department of Pediatrics, Harvard Medical School, 300 Longwood Avenue, Massachusetts 02115, Boston, USA. Kreidberg@hub.tch.harvard.edu

Current Opinion in Cell Biology
|September 9, 2000
PubMed
Summary
This summary is machine-generated.

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Alpha3beta1 integrin, a laminin receptor, has diverse roles in epithelial cells and neuronal migration. Its interactions with tetraspanins may explain how it influences cell behavior.

Area of Science:

  • Cell Biology
  • Molecular Biology
  • Biochemistry

Background:

  • Alpha3beta1 integrin is a key laminin receptor involved in various cellular functions.
  • Its roles differ between cell types, acting as a basement membrane receptor in epithelial cells and mediating migration in neuronal and tumor cells.

Purpose of the Study:

  • To explore the diverse functions of alpha3beta1 integrin.
  • To investigate the role of tetraspanin protein interactions in alpha3beta1 integrin signaling.

Main Methods:

  • Literature review and analysis of existing research on alpha3beta1 integrin and tetraspanins.
  • Functional assays and molecular studies (details not provided in abstract).

Main Results:

  • Alpha3beta1 integrin exhibits distinct functions in epithelial versus neuronal/tumor cells.

Related Experiment Videos

  • Evidence suggests that interactions with tetraspanin proteins are crucial for signal transduction by alpha3beta1 integrin.

    • Conclusions:

    • Alpha3beta1 integrin's diverse functions are influenced by its cellular context.
    • Tetraspanin interactions represent a significant mechanism for alpha3beta1 integrin to modulate cell behavior, impacting processes like migration and adhesion.