title: On the occurrence of argyrophil and fluorescent cells in the ultimobranchial body of Larus ridibundus (L.).
mesh_terms: D000818:Animals; D001717:Birds; D002395:Catecholamines / Q000032:analysis*; D013050:Spectrometry, Fluorescence; D014460:Ultimobranchial Body / Q000166:cytology* / Q000648:ultrastructure
chemical_list: D002395:Catecholamines