Phosphodiesterase Type 5 Is Highly Expressed in the Hypertrophied Human Right Ventricle, and Acute Inhibition of Phosphodiesterase Type 5 Improves Contractility
Author(s) -
Jayan Nagendran,
Stephen L. Archer,
Daniel Soliman,
Vikram Gurtu,
Rohit Moudgil,
Alois Haromy,
Chantal St. Aubin,
Linda Webster,
Ivan M. Rebeyka,
David B. Ross,
Peter E. Light,
Jason R.B. Dyck,
Evangelos D. Michelakis
Publication year - 2007
Publication title -
circulation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 7.795
H-Index - 607
eISSN - 1524-4539
pISSN - 0009-7322
DOI - 10.1161/circulationaha.106.655266
Subject(s) - contractility , medicine , sildenafil , ventricle , pulmonary hypertension , phosphodiesterase 3 , cgmp specific phosphodiesterase type 5 , amrinone , afterload , cardiology , inotrope , endocrinology , phosphodiesterase , protein kinase a , kinase , chemistry , biology , microbiology and biotechnology , biochemistry , enzyme
Sildenafil was recently approved for the treatment of pulmonary arterial hypertension. The beneficial effects of phosphodiesterase type 5 (PDE5) inhibitors in pulmonary arterial hypertension are thought to result from relatively selective vasodilatory and antiproliferative effects on the pulmonary vasculature and, on the basis of early data showing lack of significant PDE5 expression in the normal heart, are thought to spare the myocardium.
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