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PredicateObject
rdf:type
lifeskim:mentions
pubmed:dateCreated
1995-11-7
pubmed:abstractText
Coronary artery disease is the leading cause of morbidity and mortality in western countries. Its pathogenesis is unknown, but involves enhanced vasoconstriction, increased interaction of platelets and monocytes with the vessel wall, as well as proliferation, migration and extracellular matrix formation of vascular smooth muscle. The endothelium lies in a strategic anatomical position between circulating blood and vascular smooth muscle cells. This supports the concept that dysfunction of these cells significantly contributes to coronary artery disease. Besides other mediators, endothelial cells are a source of nitric oxide and endothelin. Nitric oxide is a vasodilator, an inhibitor of both platelet function and proliferation and migration of vascular smooth muscle. Endothelin is a potent vasoconstrictor that facilitates proliferation. Under pathological conditions, in particular the presence of cardiovascular risk factors, endothelial dysfunction occurs and is a major contributor to the increase in platelet vessel wall interaction, vasoconstriction and proliferation in the coronary system. Endothelium-dependent vasodilation is usually reduced and endothelium-dependent constrictor responses, as well as endothelin production, are augmented. Hence, endothelial cells are important targets and mediators of coronary artery disease.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0195-668X
pubmed:author
pubmed:issnType
Print
pubmed:volume
16 Suppl C
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
51-8
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1995
pubmed:articleTitle
Local regulation of the coronary circulation in health and disease: role of nitric oxide and endothelin.
pubmed:affiliation
University Hospital, Bern, Switzerland.
pubmed:publicationType
Journal Article, Review, Research Support, Non-U.S. Gov't