GlucagonReceptors, GlucagonGlucagon-Secreting CellsInsulinIntensive Care UnitsLiverSomatostatinBlood GlucoseIslets of LangerhansHypoglycemiaProglucagonGlucoseGluconeogenesisGlucagon-Like PeptidesPancreatic HormonesPancreasPancreatic PolypeptideEpinephrineGlucagon-Like Peptide 1Rats, Inbred StrainsHospital UnitsLiver GlycogenCyclic AMPAdenylate CyclaseReceptors, Gastrointestinal HormoneFastingDogsHormonesC-PeptideIntensive Care Units, NeonatalSecretinKineticsHyperglycemiaAdenoma, Islet CellLactatesBucladesineSomatostatin-Secreting CellsGlucagonomaPerfusionFatty Acids, NonesterifiedOxyntomodulinGastrointestinal Hormones3-Hydroxybutyric AcidGastric Inhibitory PolypeptideTime FactorsSecretory RateArginineKetone BodiesIntensive Care Units, PediatricCoronary Care UnitsPhosphorylasesVasopressinsRadioimmunoassayAmino AcidsDiabetes Mellitus, ExperimentalHydroxybutyratesHydrocortisoneGlycogenolysisInsulin-Secreting Cells