2011
Maternal Ghrelin Deficiency Compromises Reproduction in Female Progeny through Altered Uterine Developmental Programming
Martin JR, Lieber SB, McGrath J, Shanabrough M, Horvath TL, Taylor HS. Maternal Ghrelin Deficiency Compromises Reproduction in Female Progeny through Altered Uterine Developmental Programming. Endocrinology 2011, 152: 2060-2066. PMID: 21325042, PMCID: PMC3075930, DOI: 10.1210/en.2010-1485.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsEmbryo ImplantationFemaleFertilityGene Expression Regulation, DevelopmentalGhrelinHeterozygoteHomeobox A10 ProteinsHomeodomain ProteinsImmunohistochemistryLitter SizeMaleMiceMice, KnockoutProliferating Cell Nuclear AntigenReproductionReverse Transcriptase Polymerase Chain ReactionTranscription FactorsUterusWnt ProteinsConceptsGhrelin deficiencyDevelopmental programmingAbnormal endometrial functionFemale wild-type miceUterus of miceLevels of ghrelinRegulation of appetiteWild-type miceReproductive tract developmentWild-type offspringSubsequent subfertilityEndometrial proliferationUnexposed miceEndometrial functionUtero exposureUterine expressionEmbryo implantationOvarian folliclesCorpora luteaGhrelinReproductive tractTract developmentMiceSignificant alterationsSubfertility
2010
Uncoupling Protein-2 Decreases the Lipogenic Actions of Ghrelin
Andrews ZB, Erion DM, Beiler R, Choi CS, Shulman GI, Horvath TL. Uncoupling Protein-2 Decreases the Lipogenic Actions of Ghrelin. Endocrinology 2010, 151: 2078-2086. PMID: 20189996, PMCID: PMC2869261, DOI: 10.1210/en.2009-0850.Peer-Reviewed Original ResearchMeSH KeywordsAdipose TissueAnimalsFatsGene ExpressionGhrelinIon ChannelsLipogenesisMiceMice, Inbred C57BLMice, KnockoutMitochondrial ProteinsOxidation-ReductionReverse Transcriptase Polymerase Chain ReactionUncoupling Protein 2Weight GainConceptsBody weight gainGhrelin treatmentWeight gainLipogenic actionsBody weightFat oxidationFat metabolismChronic ghrelin treatmentDaily ip injectionsWhite adipose tissueNegative energy balanceCalorie restriction modelOsmotic minipumpsIP injectionBody fatGhrelinAdipose tissueMiceReactive oxygen speciesExact mechanismUCP2 mRNALipogenesisProtein 2Oxygen speciesTreatment
2009
Divergent Regulation of Energy Expenditure and Hepatic Glucose Production by Insulin Receptor in Agouti-Related Protein and POMC Neurons
Lin HV, Plum L, Ono H, Gutiérrez-Juárez R, Shanabrough M, Borok E, Horvath TL, Rossetti L, Accili D. Divergent Regulation of Energy Expenditure and Hepatic Glucose Production by Insulin Receptor in Agouti-Related Protein and POMC Neurons. Diabetes 2009, 59: 337-346. PMID: 19933998, PMCID: PMC2809966, DOI: 10.2337/db09-1303.Peer-Reviewed Original ResearchMeSH KeywordsAgouti-Related ProteinAnimalsBody WeightDNA PrimersEnergy IntakeEnergy MetabolismFastingGlucagonGlucoseGlucose Clamp TechniqueInsulinLiverMiceMice, TransgenicNeuronsPro-OpiomelanocortinReceptor, InsulinReverse Transcriptase Polymerase Chain ReactionRNAConceptsHepatic glucose productionAgRP neuronsPOMC neuronsInsulin receptorEnergy expenditureInsulin actionGlucose productionInhibitory synaptic contactsSulfonylurea receptor 1 (SUR1) subunitsCentral nervous systemL1 miceProopiomelanocortin neuronsHypothalamic insulinDivergent regulationInsulin resistanceSynaptic contactsInsulin suppressionGlucose metabolismHypothalamic deficiencyNervous systemLocomotor activityDecreased expressionEnergy homeostasisINSRNeurons
2007
Simultaneous deletion of ghrelin and its receptor increases motor activity and energy expenditure
Pfluger PT, Kirchner H, Günnel S, Schrott B, Perez-Tilve D, Fu S, Benoit SC, Horvath T, Joost HG, Wortley KE, Sleeman MW, Tschöp M. Simultaneous deletion of ghrelin and its receptor increases motor activity and energy expenditure. AJP Gastrointestinal And Liver Physiology 2007, 294: g610-g618. PMID: 18048479, DOI: 10.1152/ajpgi.00321.2007.Peer-Reviewed Original ResearchMeSH KeywordsAllelesAnimalsAnthropometryBlood GlucoseBody CompositionBody TemperatureBody WeightEatingEnergy MetabolismGene DeletionGenotypeGhrelinGlucose Tolerance TestInsulin ResistanceLigandsLipidsMiceMice, KnockoutMotor ActivityReceptors, GhrelinReverse Transcriptase Polymerase Chain ReactionRNA, MessengerConceptsFood intakeSimultaneous deletionStandard dietHigh-fat diet-induced obesityMotor activityWild-type control miceFirst mouse mutantsMetabolic phenotypeDiet-induced obesityEnergy metabolism phenotypesEnergy expenditureGene-deficient miceKnockout mice exhibitSingle gene-deficient miceSame genetic backgroundMost speciesWT miceControl miceStandard chowMolecular controlBody adiposityBiological roleLean massMouse mutantsMeal patterns
2004
CPG2 A brain- and synapse-specific protein that regulates the endocytosis of glutamate receptors
Cottrell JR, Borok E, Horvath TL, Nedivi E. CPG2 A brain- and synapse-specific protein that regulates the endocytosis of glutamate receptors. Neuron 2004, 44: 677-690. PMID: 15541315, PMCID: PMC3065105, DOI: 10.1016/j.neuron.2004.10.025.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceBlotting, NorthernBlotting, WesternBrainCells, CulturedClathrin-Coated VesiclesEndocytosisHumansIn Situ HybridizationMicroscopy, ElectronMolecular Sequence DataNerve Tissue ProteinsNeuronal PlasticityNeuronsReceptors, AMPAReceptors, GlutamateReceptors, N-Methyl-D-AspartateReverse Transcriptase Polymerase Chain ReactionSynapsesConceptsGlutamate receptorsClathrin-coated vesiclesBrain-specific splice variantSynapse-specific proteinsExcitatory synapsesReceptor endocytosisSYNE-1 geneConstitutive internalizationEndocytic mechanismsSynaptic AMPA receptorsDendritic spine sizeMembrane transportSplice variantsSynaptic proteinsNMDA receptorsAMPA receptorsProteinPostsynaptic plasticityNeurotransmitter receptorsEndocytosisSynaptic strengthLong-term maintenanceReceptorsSpine sizeInternalization