title: Identification of oil-red-O stained granules in sputum macrophages.
mesh_terms: D006801:Humans; D008055:Lipids / Q000032:analysis; D008264:Macrophages; D011657:Pulmonary Eosinophilia / Q000473:pathology; D013183:Sputum / Q000166:cytology*; D013194:Staining and Labeling
chemical_list: D008055:Lipids