title: Electron microscopic detection of PAS-positive substances with thiosemicarbazide.
mesh_terms: D000636:Aminosalicylic Acids; D000818:Animals; D004386:Duodenum / Q000032:analysis / Q000166:cytology; D006651:Histocytochemistry; D007421:Intestine, Small / Q000032:analysis / Q000166:cytology; D008099:Liver / Q000032:analysis / Q000166:cytology; D008722:Methods; D008854:Microscopy, Electron; D051381:Rats; D013882:Thiosemicarbazones
chemical_list: D000636:Aminosalicylic Acids; D013882:Thiosemicarbazones