GlucagonReceptors, GlucagonSafetyGlucagon-Secreting CellsInsulinLiverSomatostatinBlood GlucoseIslets of LangerhansSafety ManagementHypoglycemiaProglucagonGlucoseGluconeogenesisGlucagon-Like PeptidesPatient SafetyPancreatic HormonesPancreasPancreatic PolypeptideGlucagon-Like Peptide 1EpinephrineRats, Inbred StrainsLiver GlycogenCyclic AMPReceptors, Gastrointestinal HormoneAdenylate CyclaseFastingDogsHormonesC-PeptideSecretinHyperglycemiaAdenoma, Islet CellFood SafetyBucladesineLactatesSomatostatin-Secreting CellsKineticsGlucagonomaOxyntomodulinFatty Acids, NonesterifiedGastrointestinal HormonesPerfusionGastric Inhibitory PolypeptideEquipment Safety3-Hydroxybutyric AcidSecretory RateKetone BodiesArginineDose-Response Relationship, DrugPhosphorylasesVasopressinsDiabetes Mellitus, ExperimentalHydroxybutyratesTime FactorsGlycogenolysisHydrocortisoneRadioimmunoassayInsulin-Secreting Cells