title: Introduction: Current investigations and theories on the genetic defect in cystic fibrosis.
mesh_terms: D000818:Animals; D002923:Cilia / Q000502:physiology; D003550:Cystic Fibrosis / Q000201:enzymology / Q000235:genetics* / Q000378:metabolism; D005796:Genes; D006801:Humans; D009093:Mucus / Q000502:physiology; D011817:Rabbits