Participants needed for collection of nasal cells

In this study, researching are working to measure CFTR function in healthy controls, healthy cystic fibrosis (CF) carriers, and CF carriers with cystic fibrosis-like illness. What is involved? A five-minute nasal brushing performed at the Johns Hopkins Outpatient Center, a review of your medical history for CF-like illnesses, and a saliva sample.

Participants must be between 5 and 80 years old. They will be reimbursed for one meal. If you are interested in participating, contact Audrey Pion at