weight loss maintenance.When asked about their current eat- ing and exercise habits we fmd, that registry participants report consuming a low-calorie, low-fat diet.
Cystic fibrosis is a genetic disorder that affects the respiratory and digestive systems. People with cystic fibrosis inherit a defective gene on chromosome 7 called CFTR (cystic fibrosis transmembrane conductance regulator).
In cystic fibrosis, mutations affect the composition of the mucus layer lining the epithelial surfaces in the lungs and pancreas. The disruption of ion transport affects the salt concentration in sweat which is used in the CF âsweat test.â.