title: Sputum and mucociliary clearance mechanisms.
mesh_terms: D001285:Atropine / Q000494:pharmacology; D001980:Bronchi / Q000187:drug effects / Q000378:metabolism; D001982:Bronchial Diseases / Q000503:physiopathology; D002923:Cilia / Q000187:drug effects / Q000502:physiology*; D046508:Culture Techniques; D004847:Epithelial Cells; D004848:Epithelium / Q000378:metabolism; D006801:Humans; D009093:Mucus / Q000378:metabolism / Q000502:physiology*; D009991:Oscillometry; D012794:Sialic Acids / Q000032:analysis; D013183:Sputum / Q000032:analysis / Q000502:physiology*; D014783:Viscosity
chemical_list: D012794:Sialic Acids; D001285:Atropine