2003
Estradiol affects axo-somatic contacts of neuroendocrine cells in the arcuate nucleus of adult rats
Parducz A, Zsarnovszky A, Naftolin F, Horvath TL. Estradiol affects axo-somatic contacts of neuroendocrine cells in the arcuate nucleus of adult rats. Neuroscience 2003, 117: 791-794. PMID: 12654332, DOI: 10.1016/s0306-4522(02)00967-3.Peer-Reviewed Original ResearchConceptsAxo-somatic contactsArcuate nucleusSynaptic plasticityGABAergic axo-somatic synapsesMorphological synaptic plasticityAxo-somatic synapsesEffects of estradiolSynapse quantificationArcuate neuronsTracer FluorogoldGonadal steroidsAnterior pituitaryAdult ratsHypophysiotropic neuronsMedian eminenceNervous systemTransient decreaseSystemic applicationNeuroendocrine cellsDisector methodNeuronsNumerical densityEstradiolFluorogoldCells
2001
Turnover of Rat Brain Perivascular Cells
Bechmann I, Kwidzinski E, Kovac A, Simbürger E, Horvath T, Gimsa U, Dirnagl U, Priller J, Nitsch R. Turnover of Rat Brain Perivascular Cells. Experimental Neurology 2001, 168: 242-249. PMID: 11259112, DOI: 10.1006/exnr.2000.7618.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBasement MembraneBrainCell MovementFluorescent DyesMacrophagesOligodendrogliaRatsRats, WistarConceptsBrain perivascular spacesBone marrow transplantationPerivascular spacesPerivascular cellsMarrow transplantationAdult ratsBlood borne macrophagesBrain perivascular cellsHealthy adult ratsEx vivo isolationMonocyte/macrophage lineageHigh phagocytic capacityNormal adult ratsMHC mismatchIntraventricular injectionBrain parenchymaIntracerebral injectionAntigen presentationImmune surveillanceDonor macrophagesPhagocytic capacityMacrophage lineageMacrophagesVivo isolationSame animals
1998
Monosynaptic Pathway Between the Arcuate Nucleus Expressing Glial Type II Iodothyronine 5′‐Deiodinase mRNA and the Median Eminence‐Projective TRH Cells of the Rat Paraventricular Nucleus
Diano S, Naftolin F, Goglia F, Csernus V, Horvath T. Monosynaptic Pathway Between the Arcuate Nucleus Expressing Glial Type II Iodothyronine 5′‐Deiodinase mRNA and the Median Eminence‐Projective TRH Cells of the Rat Paraventricular Nucleus. Journal Of Neuroendocrinology 1998, 10: 731-742. PMID: 9792325, DOI: 10.1046/j.1365-2826.1998.00204.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArcuate Nucleus of HypothalamusFemaleFluorescent DyesImmunohistochemistryIn Situ HybridizationIodide PeroxidaseIsoenzymesMaleMedian EminenceNeural PathwaysNeurogliaParaventricular Hypothalamic NucleusPhytohemagglutininsRatsRats, Sprague-DawleyRNA, MessengerStilbamidinesThyrotropin-Releasing HormoneAn Alternate Pathway for Visual Signal Integration into the Hypothalamo-Pituitary Axis: Retinorecipient Intergeniculate Neurons Project to Various Regions of the Hypothalamus and Innervate Neuroendocrine Cells Including Those Producing Dopamine
Horvath TL. An Alternate Pathway for Visual Signal Integration into the Hypothalamo-Pituitary Axis: Retinorecipient Intergeniculate Neurons Project to Various Regions of the Hypothalamus and Innervate Neuroendocrine Cells Including Those Producing Dopamine. Journal Of Neuroscience 1998, 18: 1546-1558. PMID: 9454860, PMCID: PMC6792709, DOI: 10.1523/jneurosci.18-04-01546.1998.Peer-Reviewed Original ResearchConceptsHypothalamo-pituitary axisIntergeniculate leafletNeuroendocrine cellsSuprachiasmatic nucleusHypothalamic dopamine neuronsMedial preoptic areaFenestrated capillariesPopulations of neuronsNeurons projectBilateral enucleationHypothalamic projectionsDistal dendritesRetrograde tracerVentromedial nucleusDopamine neuronsIntraperitoneal injectionProjection sitesPeriventricular nucleusPreoptic areaRetinal fibersTract tracingHypothalamic cellsRetinal axonsSynaptic targetsEfferents
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 sectionsHypothalamusPerikaryaSuprachiasmatic efferents avoid phenestrated capillaries but innervate neuroendocrine cells, including those producing dopamine.
Horvath T. Suprachiasmatic efferents avoid phenestrated capillaries but innervate neuroendocrine cells, including those producing dopamine. Endocrinology 1997, 138: 1312-20. PMID: 9048641, DOI: 10.1210/endo.138.3.4976.Peer-Reviewed Original ResearchConceptsPituitary hormone secretionVasculosum laminae terminalisSuprachiasmatic nucleusHormone secretionNeuroendocrine cellsPreoptic areaLamina terminalisDopamine cellsMedian eminenceAnterior pituitary hormone secretionMedial preoptic areaDiffuse cytoplasmic labelingPhaseolus vulgaris leukoagglutininFluorogold labelingPeriventricular areaArcuate nucleusHypothalamic sitesIP administrationVentromedial nucleusAnterior hypothalamusAnterograde tracerAxon terminalsPeriventricular regionElectron microscopic examinationTyrosine hydroxylase