title: A brief report on enteroendocrine cells observed in the gastrointestinal tract of the suckling echidna (Tachyglossus aculeatus).
mesh_terms: D000818:Animals; D004064:Digestive System / Q000166:cytology*; D004702:Endocrine Glands / Q000166:cytology*; D005768:Gastrointestinal Hormones / Q000032:analysis*; D009007:Monotremata / Q000033:anatomy & histology*; D004442:Tachyglossidae / Q000033:anatomy & histology*; D014018:Tissue Distribution
chemical_list: D005768:Gastrointestinal Hormones