Philip Polgreen

This study is recruiting 160 people — half who carry one copy of the cystic fibrosis (CF) gene and half who do not — to see if carriers have different risks for respiratory infections. Researchers will collect nasal cells and blood samples to measure how well the cells move chlor…

This study looks at whether people who carry one copy of the cystic fibrosis gene (CF carriers) have early signs of kidney or pancreas problems. Researchers will compare 1250 CF carriers and non-carriers using blood tests, urine and stool samples, and surveys. The goal is to see …