1996
Morphological and pharmacological evidence for neuropeptide Y-galanin interaction in the rat hypothalamus
Horvath TL, Naftolin F, Leranth C, Sahu A, Kalra SP. Morphological and pharmacological evidence for neuropeptide Y-galanin interaction in the rat hypothalamus. Endocrinology 1996, 137: 3069-3077. PMID: 8770933, DOI: 10.1210/endo.137.7.8770933.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsArcuate Nucleus of HypothalamusAxonsCerebral VentriclesColchicineDendritesEstradiolEstrusFemaleGalaninHypothalamusHypothalamus, AnteriorImmunoenzyme TechniquesImmunohistochemistryLuteinizing HormoneMicroscopy, ImmunoelectronNeuronsNeuropeptide YOvariectomyParaventricular Hypothalamic NucleusPreoptic AreaProgesteroneRatsRats, Sprague-DawleySignal TransductionSubstance PSupraoptic NucleusConceptsNeuropeptide YMedial preoptic areaLH releaseGAL neuronsArcuate nucleusIntraventricular injectionParaventricular nucleusPreoptic areaSupraoptic nucleusSynaptic connectionsBasal LH releaseNPY-immunoreactive axonsPituitary hormone secretionPituitary gonadotropin releaseRelease of gonadotropinsMicroscopic examinationHypothalamic peptidergic systemsPeroxidase-antiperoxidase techniqueAvidin-biotin peroxidaseLight microscopic examinationMechanism of actionDiaminobenzidine reactionGAL releaseNPY inputNPY administration
1995
Morphological Evidence for a Galanin‐Opiate Interaction in the Rat Mediobasal Hypothalamus
Horvath T, Kalra S, Naftolin F, Leranth C. Morphological Evidence for a Galanin‐Opiate Interaction in the Rat Mediobasal Hypothalamus. Journal Of Neuroendocrinology 1995, 7: 579-588. PMID: 8704731, DOI: 10.1111/j.1365-2826.1995.tb00795.x.Peer-Reviewed Original ResearchConceptsBeta-endorphin cellsBeta-endorphin neuronsArcuate nucleusBeta-endorphinMediobasal hypothalamusImmunoreactive profilesPituitary hormone secretionBeta-endorphin releaseDay survival periodRat mediobasal hypothalamusDiaminobenzidine reactionGalanin fibersHalász knifeImmunoreactive neuronsHormone secretionContralateral sideFemale ratsHypothalamic galaninProlactin secretionAdditional ratsElectron microscopic examinationPituitary hormonesSurvival periodNeuroendocrine responsesGalanin
1993
Neuropeptide-Y innervation of estrogen-induced progesterone receptor-containing dopamine cells in the monkey hypothalamus: a triple labeling light and electron microscopic study
Horvath TL, Shanabrough M, Naftolin F, Leranth C. Neuropeptide-Y innervation of estrogen-induced progesterone receptor-containing dopamine cells in the monkey hypothalamus: a triple labeling light and electron microscopic study. Endocrinology 1993, 133: 405-414. PMID: 8100520, DOI: 10.1210/endo.133.1.8100520.Peer-Reviewed Original ResearchConceptsTyrosine hydroxylase-immunoreactive neuronsHydroxylase-immunoreactive neuronsProgesterone receptorSynaptic contactsAxon terminalsDopamine cellsTyrosine hydroxylase-immunopositive cellsHypophyseal hormone secretionEffects of NPYDorsomedial hypothalamic nucleusCoronal vibratome sectionsNuclear progesterone receptorPR-containing cellsAfrican green monkeysDiaminobenzidine reactionNPY axonsPeriventricular areaOVX animalsHormone secretionMonkey hypothalamusAnterior hypothalamusHypothalamic nucleiDopamine neuronsPRL releaseEstrogen
1992
Neuropeptide-Y innervation of beta-endorphin-containing cells in the rat mediobasal hypothalamus: a light and electron microscopic double immunostaining analysis
Horvath TL, Naftolin F, Kalra SP, Leranth C. Neuropeptide-Y innervation of beta-endorphin-containing cells in the rat mediobasal hypothalamus: a light and electron microscopic double immunostaining analysis. Endocrinology 1992, 131: 2461-2467. PMID: 1425443, DOI: 10.1210/endo.131.5.1425443.Peer-Reviewed Original ResearchConceptsPituitary LH releaseLH releaseOvariectomized ratsMediobasal hypothalamusSynaptic connectionsNPY-immunoreactive axonsBeta-endorphin systemSynaptic membrane specializationsRat mediobasal hypothalamusDirect synaptic connectionsDiaminobenzidine reactionLHRH neuronsNPY neuronsDual effectHypothalamic NPYLH secretionMedial basalLHRH secretionOvarian steroidsPrecise neural mechanismsFemale ratsAxon terminalsElectron microscopic examinationPeptidergic systemsNeuroendocrine regulation