1. Marsico Lung Institute/Cystic Fibrosis Center, The University of North Carolina at Chapel Hill, 6009 Thurston Bowles Bldg, Chapel Hill NC 27599-7248, USA
2. Department of Biomedical Sciences, Carlson College of Veterinary Medicine, Oregon State University, Corvallis, OR 97331, USA
3. Department of Pharmacology, The University of North Carolina at Chapel Hill, 4010 Genetic Medicine Bldg, Chapel Hill, NC 27599, USA
4. Initos Pharmaceuticals, LLC, Chapel Hill, NC 27514, USA