1998
Gender-specific apposition between vasoactive intestinal peptide-containing axons and gonadotrophin-releasing hormone-producing neurons in the rat
Horvath T, Cela V, van der Beek E. Gender-specific apposition between vasoactive intestinal peptide-containing axons and gonadotrophin-releasing hormone-producing neurons in the rat. Brain Research 1998, 795: 277-281. PMID: 9622650, DOI: 10.1016/s0006-8993(98)00208-x.Peer-Reviewed Original ResearchConceptsVasoactive intestinal peptideGnRH neuronsInvolvement of VIPGonadotrophin-releasing hormoneDouble-labeling immunocytochemistryGender-specific regulationVIP axonsVIP boutonsVIP fibersGonadotrophin releaseIntestinal peptideFemale ratsDimorphic interactionNeuronsRatsAxonsHypothalamusBoutonsHormone
1997
Evidence Showing That β-Endorphin Regulates Cyclic Guanosine 3′,5′-Monophosphate (cGMP) Efflux: Anatomical and Functional Support for an Interaction between Opiates and Nitric Oxide
Pu S, Horvath TL, Diano S, Naftolin F, Kalra PS, Kalra SP. Evidence Showing That β-Endorphin Regulates Cyclic Guanosine 3′,5′-Monophosphate (cGMP) Efflux: Anatomical and Functional Support for an Interaction between Opiates and Nitric Oxide. Endocrinology 1997, 138: 1537-1543. PMID: 9075713, DOI: 10.1210/endo.138.4.5086.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBeta-EndorphinCyclic GMPMicroscopy, ElectronMorphineNaloxoneNitric OxideNitric Oxide SynthasePreoptic AreaRatsConceptsExcitatory amino acidsMedial preoptic areaCGMP/Opioid influenceGnRH secretionNitric oxidePreoptic areaN-methyl-D-aspartate receptorsMu-opiate receptor agonistNOS-immunopositive cellsNOS-immunoreactive neuronsPituitary LH secretionOpiate receptor agonistsOpiate receptor antagonistRelease of GnRHCentral nervous systemDirect inhibitory controlExcitatory NMDATonic restraintLH secretionEndogenous opioidsNOS pathwayReceptor antagonistBeta-endorphinGonadal steroids
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
1993
Luteinizing Hormone‐Releasing Hormone and Gamma‐Aminobutyric Acid Neurons in the Medial Preoptic Area are Synaptic Targets of Dopamine Axons Originating in Anterior Periventricular Areas
Horvath T, Naftolin F, Leranth C. Luteinizing Hormone‐Releasing Hormone and Gamma‐Aminobutyric Acid Neurons in the Medial Preoptic Area are Synaptic Targets of Dopamine Axons Originating in Anterior Periventricular Areas. Journal Of Neuroendocrinology 1993, 5: 71-79. PMID: 8097941, DOI: 10.1111/j.1365-2826.1993.tb00365.x.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsCerebral VentriclesColchicineDopamineFemaleGamma-Aminobutyric AcidGlutamate DecarboxylaseGonadotropin-Releasing HormoneImmunohistochemistryMicroscopy, ElectronNeuronsOxidopaminePhytohemagglutininsPreoptic AreaRatsRats, Sprague-DawleySynapsesTissue FixationTyrosine 3-MonooxygenaseConceptsHormone-releasing hormoneMedial preoptic areaGlutamic acid decarboxylasePhaseolus vulgaris leucoagglutininZona incertaPreoptic areaTyrosine hydroxylaseGlutamic acid decarboxylase-immunoreactive neuronsDopamine axonsTyrosine hydroxylase-immunoreactive boutonsAcid decarboxylaseGamma-aminobutyric acid (GABA) neuronsRat medial preoptic areaAnterior periventricular areaDesipramine-pretreated ratsDopamine axon terminalsAnteroventral periventricular nucleusCell of originEarly morphological signsDopaminergic connectionsGABA neuronsGABA cellsPeriventricular areaAcute degenerationSynaptic contacts