54
Participants
Start Date
September 30, 2005
Primary Completion Date
June 30, 2008
Study Completion Date
June 30, 2008
L-NAME
nitric oxide synthase inhibitor 4mg/kg infusion over 30-60 minutes prior to PET imaging
L-Arginine
aids in nitric oxide production
Phenylephrine
alpha agonist; 10 μg/kg/min infusion during PET study
Washington University School of Medicine, St Louis
National Institute on Aging (NIA)
NIH
Washington University School of Medicine
OTHER