title: Experimental emphysema: concepts and questions.
mesh_terms: D000818:Animals; D004285:Dogs; D004549:Elastin / Q000502:physiology*; D007962:Leukocytes / Q000502:physiology; D008168:Lung / Q000201:enzymology*; D010196:Pancreatic Elastase / Q000378:metabolism; D010447:Peptide Hydrolases / Q000378:metabolism; D011656:Pulmonary Emphysema / Q000209:etiology* / Q000378:metabolism / Q000473:pathology; D051381:Rats
chemical_list: D004549:Elastin; D010447:Peptide Hydrolases; D010196:Pancreatic Elastase