title: Extent of stain penetration in sections prepared for electron microscopy.
mesh_terms: D000818:Animals; D002540:Cerebral Cortex / Q000166:cytology; D003712:Dendrites / Q000166:cytology; D007854:Lead; D008722:Methods; D008854:Microscopy, Electron; D008867:Microtomy; D008870:Microtubules; D051381:Rats; D012116:Resins, Plant; D013116:Spinal Cord / Q000166:cytology; D013194:Staining and Labeling; D013572:Synaptic Vesicles; D014501:Uranium
chemical_list: D012116:Resins, Plant; D007854:Lead; D014501:Uranium