title: Ultrastructure of the ultimobranchial gland of the laying chicken.
mesh_terms: D000135:Acid Phosphatase / Q000378:metabolism; D000818:Animals; D002645:Chickens / Q000033:anatomy & histology*; D005260:Female; D010058:Oviposition; D014460:Ultimobranchial Body / Q000166:cytology / Q000201:enzymology / Q000648:ultrastructure*
chemical_list: D000135:Acid Phosphatase