title: The two types of alpha cells during the development of the guinea-pig pancreas.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D005333:Fetus; D006168:Guinea Pigs; D007515:Islets of Langerhans / Q000166:cytology; D010179:Pancreas / Q000166:cytology / Q000196:embryology / Q000254:growth & development*