title: New histochemical techniques for the demonstration of carboxyl groups in mucosubstances.
mesh_terms: D000818:Animals; D002264:Carboxylic Acids / Q000032:analysis; D003510:Cyclohexanes; D005753:Gastric Mucosa / Q000033:anatomy & histology; D006025:Glycosaminoglycans / Q000032:analysis*; D006651:Histocytochemistry; D007097:Imines; D007413:Intestinal Mucosa / Q000033:anatomy & histology / Q000166:cytology; D008722:Methods; D051379:Mice; D009025:Morpholines; D051381:Rats; D012835:Silver Nitrate; D013194:Staining and Labeling; D013361:Sublingual Gland / Q000033:anatomy & histology; D013440:Sulfides
chemical_list: D002264:Carboxylic Acids; D003510:Cyclohexanes; D006025:Glycosaminoglycans; D007097:Imines; D009025:Morpholines; D013440:Sulfides; D012835:Silver Nitrate