title: Fixation of lung for electron microscopy. Fixation of fresh frozen sections with osmium tetroxide.
mesh_terms: D000818:Animals; D004847:Epithelial Cells; D005260:Female; D005615:Freezing; D008168:Lung / Q000166:cytology*; D008264:Macrophages / Q000166:cytology; D008722:Methods; D051379:Mice; D008854:Microscopy, Electron; D009992:Osmium; D011650:Pulmonary Alveoli / Q000166:cytology; D051381:Rats; D013194:Staining and Labeling
chemical_list: D009992:Osmium