Study Assessing PTI-428 Safety, Tolerability, Pharmacokinetics and Effect in Subjects With Cystic Fibrosis

Mount Sinai Beth Israel, New York

Columbia University Medical Center, New York

New York Medical College, Valhalla

Children's Hospital of Pittsburgh of UPMC, Pittsburgh

Duke University Medical Center, Durham

Medical University of South Carolina, Charleston

Central Florida Pulmonary Group, Altamonte Springs

University of Alabama at Birmingham, Birmingham

Universitey of Louisville, Kosair Charities Pediatric Clinical Research Unit, Louisville

Nationwide Children's Hospital, Columbus

Akron Children's Hospital, Akron

Michigan Medicine, University of Michigan, Ann Arbor

University of Iowa, Roy J and Lucille A Carver College of Medicine, Iowa City

University of Minnesota, Minneapolis

Northwestern University, Chicago

Cystic Fibrosis Center, Children's Hospital of Illinois at OSF Saint Francis Medical Center, Peoria

Children's Mercy Hospital, Kansas City

The University of Texas Health Science Center at Tyler - Center for Clinical Research, Tyler

National Jewish Health, Denver

University of Utah, Salt Lake City

University of Arizona, Tucson

Stanford University, Stanford

Maine Medical Center, Portland

Massachusetts General Hospital, Boston

Boston Children's Hospital, Boston

Dartmouth Hitchcock Medical Center, Manchester