Mechanical strain-induced human vascular matrix synthesis: The role of angiotensin II
Author(s) -
Adrian G. Stanley,
Hash Patel,
Abigail L Knight,
Bryan Williams
Publication year - 2000
Publication title -
journal of the renin-angiotensin-aldosterone system
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.457
H-Index - 46
eISSN - 1752-8976
pISSN - 1470-3203
DOI - 10.3317/jraas.2000.007
Subject(s) - fibronectin , losartan , angiotensin ii , receptor , chemistry , vascular smooth muscle , endocrinology , medicine , matrix (chemical analysis) , messenger rna , microbiology and biotechnology , receptor antagonist , extracellular matrix , antagonist , biology , biochemistry , smooth muscle , gene , chromatography
Reduced vascular compliance in patients with hypertension results from an increase in extra-cellular matrix (ECM) protein deposition in blood vessels. At least two key factors, namely mechanical strain and neurohumoral mediators, for example Angiotensin II (Ang II), promote fibrogenesis within vessel walls; however potential interactions between these have not been clearly defined. This work examined the direct effect of mechanical strain on matrix mRNA expression and protein synthesis by human vascular smooth muscle (VSM) cells and identified the importance of renin-angiotensin system (RAS) activation in stretch-induced matrix production.
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