title: Effect of sildenafil on the acute pulmonary vasodilator response to inhaled nitric oxide in adults with primary pulmonary hypertension.
authors.affiliation: Cardiology Division, Cardiac Research Center, Pulmonary and Critical Care Unit and Department of Medicine, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts 02114, USA.
authors.forename: John J
authors.initials: JJ
authors.lastname: Lepore
authors.forename: Anjli
authors.initials: A
authors.lastname: Maroo
authors.forename: Naveen L
authors.initials: NL
authors.lastname: Pereira
authors.forename: Leo C
authors.initials: LC
authors.lastname: Ginns
authors.forename: G William
authors.initials: GW
authors.lastname: Dec
authors.forename: Warren M
authors.initials: WM
authors.lastname: Zapol
authors.forename: Kenneth D
authors.initials: KD
authors.lastname: Bloch
authors.forename: Marc J
authors.initials: MJ
authors.lastname: Semigran
mesh_terms: D000280:Administration, Inhalation; D000328:Adult; D000368:Aged; D001900:Boston; D004359:Drug Therapy, Combination; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000188:drug therapy*; D008168:Lung / Q000098:blood supply* / Q000187:drug effects*; D008297:Male; D008875:Middle Aged; D009569:Nitric Oxide / Q000627:therapeutic use*; D010100:Oxygen / Q000627:therapeutic use; D010879:Piperazines / Q000627:therapeutic use*; D011669:Pulmonary Wedge Pressure / Q000187:drug effects; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones; D013997:Time Factors; D016896:Treatment Outcome; D014655:Vascular Resistance / Q000187:drug effects; D014661:Vasoconstriction / Q000187:drug effects; D014664:Vasodilation / Q000187:drug effects*; D014665:Vasodilator Agents / Q000627:therapeutic use*; D017725:Ventricular Pressure / Q000187:drug effects
chemical_list: D010879:Piperazines; D011687:Purines; D013450:Sulfones; D014665:Vasodilator Agents; D009569:Nitric Oxide; D000068677:Sildenafil Citrate; D010100:Oxygen