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Related Experiment Videos

Multiple roles for integrins during development

A Beauvais-Jouneau1, J P Thiery

  • 1UMR 144, CNRS-Institut Curie, Research Division, Paris, France.

Biology of the Cell
|March 1, 1997
PubMed
Summary
This summary is machine-generated.

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Cell-extracellular matrix interactions are vital for development. Integrin gene knockouts in mice reveal these cell surface receptors are essential for embryonic development and morphogenesis, with many proving critical for survival.

Area of Science:

  • Developmental Biology
  • Cell Biology
  • Molecular Biology

Background:

  • Cell-extracellular matrix interactions regulate tissue remodeling and cell migration.
  • Integrins are key cell surface receptors mediating these interactions.
  • Understanding integrin function is crucial for developmental processes.

Purpose of the Study:

  • To investigate the essential roles of integrins during embryonic development and morphogenesis.
  • To elucidate the functional consequences of integrin gene disruption in mouse embryos.

Main Methods:

  • Gene knockout studies in mouse embryos.
  • Analysis of embryonic lethality and developmental defects.
  • Morphological and cellular assessments.

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Main Results:

  • Disruption of specific integrin genes led to embryonic lethality.
  • Loss of integrin function significantly impacted embryonic development and morphogenesis.
  • Many integrins were found to be essential for survival during embryonic or perinatal stages.

Conclusions:

  • Integrins are indispensable for successful embryonic development and morphogenesis.
  • Targeted disruption of integrin genes provides critical insights into their essential functions.
  • Integrin-mediated signaling is fundamental for tissue development and organismal viability.