title: A biochemical pathogenetic aspect of emphysema.
mesh_terms: D000818:Animals; D001963:Bromelains / Q000378:metabolism; D001991:Bronchitis / Q000150:complications; D004791:Enzyme Inhibitors; D006801:Humans; D010206:Papain / Q000378:metabolism; D010447:Peptide Hydrolases / Q000378:metabolism; D011656:Pulmonary Emphysema / Q000201:enzymology / Q000209:etiology*; D012907:Smoking
chemical_list: D004791:Enzyme Inhibitors; D001963:Bromelains; D010447:Peptide Hydrolases; D010206:Papain