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[Endothelin, a peptidic vasoconstrictor].

B Dousset1, C Jacob

  • 1Laboratoire central de Chimie, CHU, Nancy.

Presse Medicale (Paris, France : 1983)
|April 11, 1992
PubMed
Summary
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Endothelin, a potent vasoconstrictor peptide, is produced by endothelial cells and affects multiple tissues. Elevated endothelin levels are linked to various diseases, highlighting its medical importance.

Area of Science:

  • Cardiovascular Physiology
  • Endocrinology
  • Molecular Biology

Background:

  • Endothelin is a peptide from the endothelium-derived contracting factors family.
  • It comprises three isoforms with similar biological actions.
  • Primarily synthesized by vascular endothelial cells, its secretion is stimulated by factors like hypoxia and stretching.

Purpose of the Study:

  • To provide a comprehensive overview of endothelin's role in physiology and pathology.
  • To discuss the mechanisms of endothelin action and its clinical relevance.

Main Methods:

  • Review of existing literature on endothelin.
  • Discussion of immunoanalysis methods for endothelin detection in biological fluids.

Main Results:

Related Experiment Videos

  • Endothelin is a potent vasoconstrictor affecting myocardium and smooth muscle.
  • It influences intracellular calcium levels via inositol phosphate formation.
  • Increased plasma endothelin is associated with hypertension, myocardial infarction, shock, and renal failure.

Conclusions:

  • Endothelin plays a significant role in various physiological and pathological processes.
  • Further elucidation of its physiopathological applications is expected to yield important medical insights.