title: Histochemical azo coupling reactions. A catecholamine in enterochromaffin cells in place of or in addition to 5-hydroxytryptamine.
mesh_terms: D000818:Animals; D001065:Appendix / Q000166:cytology; D001391:Azo Compounds; D002395:Catecholamines / Q000032:analysis*; D002838:Chromaffin System / Q000032:analysis* / Q000166:cytology; D004285:Dogs; D004386:Duodenum / Q000166:cytology; D005557:Formaldehyde; D005976:Glutaral; D006168:Guinea Pigs; D000882:Haplorhini; D006651:Histocytochemistry; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007420:Intestine, Large / Q000166:cytology; D007421:Intestine, Small / Q000166:cytology; D051379:Mice; D010084:Oxidation-Reduction; D051381:Rats; D012701:Serotonin / Q000032:analysis*; D013194:Staining and Labeling; D013270:Stomach / Q000166:cytology; D013552:Swine; D013997:Time Factors
chemical_list: D001391:Azo Compounds; D002395:Catecholamines; D005557:Formaldehyde; D012701:Serotonin; D005976:Glutaral