title: Intraislet negative insulin-glucagon feedback.
mesh_terms: D000596:Amino Acids / Q000494:pharmacology; D000818:Animals; D003920:Diabetes Mellitus / Q000503:physiopathology; D004285:Dogs; D005246:Feedback; D005934:Glucagon / Q000276:immunology / Q000378:metabolism*; D005947:Glucose / Q000494:pharmacology; D007328:Insulin / Q000378:metabolism*; D000078790:Insulin Secretion; D007515:Islets of Langerhans / Q000187:drug effects / Q000378:metabolism*; D014044:Tolbutamide / Q000494:pharmacology*
chemical_list: D000596:Amino Acids; D007328:Insulin; D005934:Glucagon; D014044:Tolbutamide; D005947:Glucose