title: Alveolar macrophage secrets.
mesh_terms: D002401:Cathepsin B; D002403:Cathepsins / Q000378:metabolism*; D010450:Endopeptidases / Q000378:metabolism*; D006801:Humans; D008264:Macrophages / Q000201:enzymology*; D011392:Proline / Q000378:metabolism; D000085822:Prolyl Oligopeptidases; D011650:Pulmonary Alveoli / Q000166:cytology / Q000201:enzymology*; D011656:Pulmonary Emphysema / Q000209:etiology*; D012697:Serine Endopeptidases
chemical_list: D011392:Proline; D002403:Cathepsins; D010450:Endopeptidases; D012697:Serine Endopeptidases; C000705287:PREPL protein, human; D000085822:Prolyl Oligopeptidases; D002401:Cathepsin B