2012
Ghrelin Regulation of Learning, Memory, and Neurodegeneration
Horvath T. Ghrelin Regulation of Learning, Memory, and Neurodegeneration. Contemporary Endocrinology 2012, 171-180. DOI: 10.1007/978-1-61779-903-7_9.Peer-Reviewed Original ResearchLate-onset chronic diseasesChronic diseasesGut-derived hormonesCause of morbidityChronic disease developmentGhrelin regulationGhrelin actionPeripheral mechanismsBrain healthTissue malignancyCardiovascular disordersParkinson's diseaseCalorie restrictionBrain functionDiseaseProlongs longevityEpigenetic vulnerabilityFinancial burdenGhrelinCellular energy metabolismDisease developmentEnergy metabolismIntegrative physiologyTissueHealthGhrelin and the central regulation of feeding and energy balance
Abizaid A, Horvath TL. Ghrelin and the central regulation of feeding and energy balance. Indian Journal Of Endocrinology And Metabolism 2012, 16: 617-626. PMID: 23565498, PMCID: PMC3602992, DOI: 10.4103/2230-8210.105580.Peer-Reviewed Original Research
2009
Erratum: UCP2 mediates ghrelin’s action on NPY/AgRP neurons by lowering free radicals
Andrews Z, Liu Z, Walllingford N, Erion D, Borok E, Friedman J, Tschöp M, Shanabrough M, Cline G, Shulman G, Coppola A, Gao X, Horvath T, Diano S. Erratum: UCP2 mediates ghrelin’s action on NPY/AgRP neurons by lowering free radicals. Nature 2009, 459: 736-736. DOI: 10.1038/nature08132.Peer-Reviewed Original Research
2008
UCP2 mediates ghrelin’s action on NPY/AgRP neurons by lowering free radicals
Andrews ZB, Liu ZW, Walllingford N, Erion DM, Borok E, Friedman JM, Tschöp MH, Shanabrough M, Cline G, Shulman GI, Coppola A, Gao XB, Horvath TL, Diano S. UCP2 mediates ghrelin’s action on NPY/AgRP neurons by lowering free radicals. Nature 2008, 454: 846-851. PMID: 18668043, PMCID: PMC4101536, DOI: 10.1038/nature07181.Peer-Reviewed Original ResearchMeSH KeywordsAgouti-Related ProteinAnimalsCarnitine O-PalmitoyltransferaseFatty AcidsFeeding BehaviorGene Expression RegulationGhrelinHypothalamusIon ChannelsMembrane Potential, MitochondrialMiceMitochondriaMitochondrial ProteinsNeuronsNeuropeptide YPhosphorylationReactive Oxygen SpeciesSynapsesUncoupling Protein 2ConceptsNPY/AgRP neuronsAgRP neuronsNeuronal activityCo-express neuropeptide YGut-derived hormone ghrelinAgRP neuronal activityArcuate nucleus neuronsFatty acid oxidation pathwayHypothalamic mitochondrial respirationG protein-coupled receptorsGhrelin actionNeuropeptide YNucleus neuronsHormone ghrelinFood intakeGhrelinFree radicalsSynaptic plasticityNeuronal functionIntracellular mechanismsNeuronsMitochondrial mechanismsProtein 2Mitochondrial proliferationRobust changesGhrelin: an orexigenic signal from the stomach
Horvath T. Ghrelin: an orexigenic signal from the stomach. 2008, 266-284. DOI: 10.1017/cbo9780511541643.010.Peer-Reviewed Original ResearchEffects of ghrelinGrowth hormone secretagoguesFood intakeGrowth hormoneGrowth hormone secretagogue receptorDiscovery of ghrelinAmino acid peptide hormoneAnorectic hormonesOrexigenic signalsGhrelin actionPeripheral mechanismsSecretagogue receptorMetabolic effectsHormone secretagoguesBody fatGhrelinPeripheral signalsEndogenous ligandStimulatory effectEnergy expenditurePeptide hormonesCell proliferationIntakeHormoneHormonal regulation
2005
A Novel Growth Hormone Secretagogue-1a Receptor Antagonist That Blocks Ghrelin-Induced Growth Hormone Secretion but Induces Increased Body Weight Gain
Halem HA, Taylor JE, Dong JZ, Shen Y, Datta R, Abizaid A, Diano S, Horvath TL, Culler MD. A Novel Growth Hormone Secretagogue-1a Receptor Antagonist That Blocks Ghrelin-Induced Growth Hormone Secretion but Induces Increased Body Weight Gain. Neuroendocrinology 2005, 81: 339-349. PMID: 16210868, DOI: 10.1159/000088796.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArea Under CurveBehavior, AnimalBinding, CompetitiveBody WeightBrainCell CountCHO CellsCricetinaeCricetulusDose-Response Relationship, DrugDrug InteractionsFeeding BehaviorGhrelinGrowth HormoneHumansImmunohistochemistryIodine IsotopesMaleOncogene Proteins v-fosPeptide HormonesRatsRats, Sprague-DawleyReceptors, G-Protein-CoupledReceptors, GhrelinTime FactorsConceptsDorsal medial hypothalamusGHS-1a receptorGrowth hormone secretionBIM-28163Fos-IRWeight gainGH secretionHormone secretionGrowth hormone secretagogue 1a receptorAntagonist of ghrelinMedial arcuate nucleusAction of ghrelinFos protein immunoreactivityAnti-obesity strategiesBody weight gainGhrelin activationConcomitant administrationGhrelin actionMedial hypothalamusArcuate nucleusReceptor antagonistGhrelin receptorFood intakeProtein immunoreactivityHuman ghrelin
2004
Novel analogs of ghrelin: physiological and clinical implications
Halem H, Taylor J, Dong J, Shen Y, Datta R, Abizaid A, Diano S, Horvath T, Zizzari P, Bluet-Pajot M, Epelbaum J, Culler M. Novel analogs of ghrelin: physiological and clinical implications. European Journal Of Endocrinology 2004, 151: s71-s75. PMID: 15339248, DOI: 10.1530/eje.0.151s071.Peer-Reviewed Original ResearchConceptsBIM-28163GH secretionGHS receptorWeight gainNeuronal activationGrowth hormone secretagogue receptorAntagonist of ghrelinAction of ghrelinNormal GH secretionRole of ghrelinStimulation of feedingActivity of ghrelinPotential therapeutic benefitAnalogues of ghrelinNative ghrelinEndogenous ghrelinGhrelin actionGH levelsHypothalamic GHHypothalamic sitesSecretagogue receptorGhrelin receptorFood intakeNormal ratsGhrelin analogs
2003
Ghrelin as a potential anti-obesity target.
Horvath TL, Castañeda T, Tang-Christensen M, Pagotto U, Tschöp MH. Ghrelin as a potential anti-obesity target. Current Pharmaceutical Design 2003, 9: 1383-95. PMID: 12769730, DOI: 10.2174/1381612033454748.Peer-Reviewed Original ResearchConceptsPositive energy balancePotential anti-obesity targetEndogenous growth hormone secretagogueEffective pharmacological treatmentAnti-obesity targetGrowth hormone secretagoguesNumerous target tissuesPeptide hormone ghrelinGhrelin antagonistGhrelin actionPharmacological treatmentHormone ghrelinFood intakeHormone secretagoguesPharmacological approachesGhrelinPleiotropic hormoneFat oxidationNeuroendocrine regulationCompensatory mechanismsEnergy homeostasisBlood streamTarget tissuesExact mechanismObesity