title: Heterozygotes for the delta F508 cystic fibrosis allele are not protected against bronchial asthma.
mesh_terms: D000483:Alleles; D001249:Asthma / Q000235:genetics*; D003550:Cystic Fibrosis / Q000235:genetics*; D019005:Cystic Fibrosis Transmembrane Conductance Regulator / Q000235:genetics*; D006579:Heterozygote; D006801:Humans; D009154:Mutation
chemical_list: C505032:CFTR protein, human; C093349:cystic fibrosis transmembrane conductance regulator delta F508; D019005:Cystic Fibrosis Transmembrane Conductance Regulator