2021
Hunger-promoting AgRP neurons trigger an astrocyte-mediated feed-forward auto-activation loop in mice
Varela L, Stutz B, Song JE, Kim JG, Liu ZW, Gao XB, Horvath TL. Hunger-promoting AgRP neurons trigger an astrocyte-mediated feed-forward auto-activation loop in mice. Journal Of Clinical Investigation 2021, 131 PMID: 33848272, PMCID: PMC8121506, DOI: 10.1172/jci144239.Peer-Reviewed Original ResearchConceptsAgRP neuronsHypothalamic feeding circuitsInhibitory neurotransmitter GABAGhrelin administrationInhibitory toneAstrocytic responseMetabolic milieuProstaglandin E2Neurotransmitter GABANeuronal controlSynaptic plasticityGlial processesNeuronsNeural excitationMitochondrial adaptationsFood deprivationAstrocytesPerikaryaFeeding circuitRegion crucialFeedingObesityGABAExcitabilityChemogenetics
2006
Retinopetal Axons in Mammals: Emphasis on Histamine and Serotonin
Gastinger MJ, Tian N, Horvath T, Marshak DW. Retinopetal Axons in Mammals: Emphasis on Histamine and Serotonin. Current Eye Research 2006, 31: 655-667. PMID: 16877274, PMCID: PMC3351198, DOI: 10.1080/02713680600776119.Peer-Reviewed Original ResearchConceptsRetinopetal axonsEffects of serotoninCentral nervous systemRetina of mammalsDorsal rapheHistaminergic neuronsOptic nervePosterior hypothalamusInner retinaBrain stemRetinal neuronsNervous systemRetinal diseasesAxonsArousal systemNeuronsHistamineAnatomical studyRetinaPerikaryaSerotoninNerveHypothalamusEtiologyRaphe
2002
Uncoupling protein 2 in primary pain and temperature afferents of the spinal cord
Horvath B, Spies C, Warden CH, Diano S, Horvath TL. Uncoupling protein 2 in primary pain and temperature afferents of the spinal cord. Brain Research 2002, 955: 260-263. PMID: 12419545, DOI: 10.1016/s0006-8993(02)03364-4.Peer-Reviewed Original ResearchConceptsSpinal cordExpression of UCP2Primary sensory afferentsMechanisms of painProtein 2Primary painSensory afferentsSubstantia gelatinosaVentral hornSubstance P.Axon terminalsCordEnergy homeostasisUCP2 expressionDirect appositionTemperature sensationMitochondrial protonophorePainAfferentsUCP2Mitochondrial uncouplerCellular energy homeostasisExpressionPerikaryaAxons
1998
Leptin receptors in estrogen receptor-containing neurons of the female rat hypothalamus
Diano S, Kalra S, Sakamoto H, Horvath T. Leptin receptors in estrogen receptor-containing neurons of the female rat hypothalamus. Brain Research 1998, 812: 256-259. PMID: 9813356, DOI: 10.1016/s0006-8993(98)00936-6.Peer-Reviewed Original ResearchConceptsLeptin receptorEstrogen receptorNeuronal perikaryaPeripheral signalsEstrogen receptor-containing neuronsParvicellular paraventricular nucleusReceptor-containing neuronsMedial preoptic areaVentromedial hypothalamic nucleusFemale rat hypothalamusArcuate nucleusHypothalamic nucleiFemale ratsParaventricular nucleusPreoptic areaGonadal functionHypothalamic sectionsPeriventricular regionRat hypothalamusNeuroendocrine mechanismsReceptorsExtensive colocalizationLeptinHypothalamusPerikarya
1997
Heterogeneity in the neuropeptide Y-containing neurons of the rat arcuate nucleus: GABAergic and non-GABAergic subpopulations
Horvath T, Bechmann I, Naftolin F, Kalra S, Leranth C. Heterogeneity in the neuropeptide Y-containing neurons of the rat arcuate nucleus: GABAergic and non-GABAergic subpopulations. Brain Research 1997, 756: 283-286. PMID: 9187344, DOI: 10.1016/s0006-8993(97)00184-4.Peer-Reviewed Original ResearchConceptsNeuropeptide YArcuate nucleusGlutamic acid decarboxylaseGamma-aminobutyric acidAcid decarboxylaseDorsomedial arcuate nucleusNeuropeptide Y cellsVentral arcuate nucleusAmino acid transmittersHypothalamic arcuate nucleusHypothalamic neuronal populationsRat arcuate nucleusGABAergic neuronsNeuronal perikaryaNeuropeptide Y.Central regulationAppetitive functionsNeuronal populationsY cellsBehavioral effectsDorsomedial aspectNeuronsVibratome sectionsHypothalamusPerikarya
1995
Estrogen-induced hypothalamic synaptic plasticity and the regulation of gonadotrophins
Horvath T, Leedom L, Lewis C, Garcia-Segura L, Naftolin F. Estrogen-induced hypothalamic synaptic plasticity and the regulation of gonadotrophins. Current Opinion In Endocrinology Diabetes And Obesity 1995, 2: 186. DOI: 10.1097/00060793-199504000-00018.Peer-Reviewed Original ResearchSynaptic plasticityNumber of synapseRegulation of gonadotrophinBasal estrogen levelsUnderstanding of estrogenGonadotrophin controlSynaptic retractionEstrogen surgeGonadotrophin levelsEstrogen levelsPreovulatory riseArcuate nucleusGlial ensheathmentNeuronal perikaryaGlial cellsNeurotransmitter effectsEstrogenEstrogen inducesNegative feedback controlGonadotrophinPossible mechanismRetractionHypothalamusPerikaryaLevels