1. Microbiology and Molecular Genetics Program, Graduate Division of Biological and Biomedical Sciences; Emory University School of Medicine; Atlanta GA 30322 USA
2. Division of Pulmonology, Allergy/Immunology, Cystic Fibrosis and Sleep, Department of Pediatrics; Emory University School of Medicine; Atlanta GA 30322 USA
3. Department of Pharmacology; Emory University School of Medicine; Atlanta GA 30322 USA
4. Emory+Children's Center for Cystic Fibrosis and Airway Disease Research, Emory University School of Medicine; Atlanta GA 30322 USA