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Integrin and growth factor receptor crosstalk.

B P Eliceiri1

  • 1Scripps Research Institute, La Jolla, California, USA. eliceiri@scripps.edu

Circulation Research
|December 12, 2001
PubMed
Summary

Integrins and growth factor receptors coordinate signals vital for cell growth, migration, and invasion. This crosstalk is crucial in vascular biology and cancer, with integrin antagonists showing therapeutic promise.

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Area of Science:

  • Vascular Biology
  • Cell Signaling
  • Molecular Biology

Background:

  • Integrins and growth factor receptors are key signaling molecules.
  • Their crosstalk is essential for normal development and disease, particularly in vascular biology.
  • Coordination of extracellular matrix and growth factor signals supports cell proliferation, migration, and invasion.

Purpose of the Study:

  • To review the biological significance of integrin and growth factor receptor crosstalk.
  • To highlight the role of this crosstalk in cell growth, migration, invasion, and angiogenesis.
  • To discuss therapeutic implications, including the use of integrin antagonists in cancer.

Main Methods:

  • Literature review of studies on integrin-growth factor receptor interactions.
  • Analysis of data from model systems and knockout mice.
  • Examination of clinical data on integrin antagonists.

Main Results:

  • Integrin ligation is often required for growth factor-induced processes.
  • Integrins can directly associate with growth factor receptors, modulating downstream signaling.
  • Alpha(v) integrin antagonists demonstrate therapeutic potential in cancer treatment.

Conclusions:

  • Integrin and growth factor receptor crosstalk is a fundamental mechanism in cellular processes.
  • Understanding this interaction is critical for advancing treatments in oncology and developmental biology.
  • Targeting integrin-mediated signaling offers a promising therapeutic strategy.

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