12
Participants
Start Date
September 30, 2001
Primary Completion Date
October 31, 2005
Study Completion Date
October 31, 2005
Sodium 4-Phenylbutyrate (4PBA)
The standard oral adult dose is 20g/day (tablets) for 4 days.
Unconjugated Isoflavones 100 (PTI G-4660, 87% Genistein)
Every participant will be administered a perfusion of 50 MicroM of Genistein during the modified NPD procedure.
Placebo
The placebo dose will match the oral tablets in arm 1, maintaining the study blind.
Cystic Fibrosis Foundation
OTHER
National Center for Research Resources (NCRR)
NIH
Children's Hospital of Philadelphia
OTHER