title: A comparison of freeze-substitution with other methods for preservation of the pulmonary alveolar lining layer.
mesh_terms: D000096:Acetone; D000818:Animals; D006224:Cricetinae; D005615:Freezing; D006652:Histological Techniques; D008722:Methods; D008854:Microscopy, Electron; D009992:Osmium; D010477:Perfusion; D011650:Pulmonary Alveoli / Q000166:cytology*; D051381:Rats; D013194:Staining and Labeling
chemical_list: D000096:Acetone; D009992:Osmium