Hypothalamic prolyl endopeptidase (PREP) regulates pancreatic insulin and glucagon secretion in mice
Kim JD, Toda C, D’Agostino G, Zeiss CJ, DiLeone RJ, Elsworth JD, Kibbey RG, Chan O, Harvey BK, Richie CT, Savolainen M, Myöhänen T, Jeong JK, Diano S. Hypothalamic prolyl endopeptidase (PREP) regulates pancreatic insulin and glucagon secretion in mice. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: 11876-11881. PMID: 25071172, PMCID: PMC4136568, DOI: 10.1073/pnas.1406000111.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlood GlucoseGene ExpressionGene Knockdown TechniquesGlucagonGlucose Clamp TechniqueGlucose IntoleranceHypothalamusIndolesInsulinInsulin SecretionIon ChannelsMaleMiceMice, TransgenicMitochondrial ProteinsPancreasPhosphorylationProlyl OligopeptidasesReceptor, InsulinRecombinant ProteinsSerine EndopeptidasesSerine Proteinase InhibitorsThiazolidinesUncoupling Protein 1Ventromedial Hypothalamic NucleusConceptsWild-type miceGlucose intoleranceGlucagon secretionProlyl endopeptidaseHyperinsulinemic-euglycemic clamp studiesWild-type control miceGlucose-induced insulin releaseGlucose-induced insulin secretionEuglycemic clamp studiesAutonomic nervous systemVMH injectionsSympathetic outflowWild-type controlsNorepinephrine levelsGlucagon levelsGlucose toleranceControl miceInsulin levelsCentral infusionPancreatic functionVentromedial nucleusInsulin secretionNeuronal activationGlucose-intolerant phenotypeCentral regulation