2022
Paraventricular glia drive circuit function to control metabolism
Varela L, Horvath TL. Paraventricular glia drive circuit function to control metabolism. Cell Metabolism 2022, 34: 1424-1426. PMID: 36198288, DOI: 10.1016/j.cmet.2022.09.012.Peer-Reviewed Original ResearchAgRP neurons control structure and function of the medial prefrontal cortex
Stutz B, Waterson MJ, Šestan-Peša M, Dietrich MO, Škarica M, Sestan N, Racz B, Magyar A, Sotonyi P, Liu ZW, Gao XB, Matyas F, Stoiljkovic M, Horvath TL. AgRP neurons control structure and function of the medial prefrontal cortex. Molecular Psychiatry 2022, 27: 3951-3960. PMID: 35906488, PMCID: PMC9891653, DOI: 10.1038/s41380-022-01691-8.Peer-Reviewed Original ResearchConceptsMedial prefrontal cortexAgRP neuronsNon-selective dopamine receptor antagonistBrain functionPrefrontal cortexHypothalamic AgRP neuronsMedial thalamic neuronsAdministration of clozapineDopamine receptor antagonistVentral tegmental areaOscillatory network activityHigher-order brain functionsHypothalamic agoutiThalamic neuronsChemogenetic inhibitionDopaminergic neuronsReceptor antagonistTegmental areaNeuronal pathwaysSensorimotor gatingAdult miceModulatory impactAmbulatory behaviorConstitutive impairmentNeurons
2021
Ucp2-dependent microglia-neuronal coupling controls ventral hippocampal circuit function and anxiety-like behavior
Yasumoto Y, Stoiljkovic M, Kim JD, Sestan-Pesa M, Gao XB, Diano S, Horvath TL. Ucp2-dependent microglia-neuronal coupling controls ventral hippocampal circuit function and anxiety-like behavior. Molecular Psychiatry 2021, 26: 2740-2752. PMID: 33879866, PMCID: PMC8056795, DOI: 10.1038/s41380-021-01105-1.Peer-Reviewed Original ResearchConceptsAnxiety-like behaviorReactive oxygen speciesMicroglia-synapse contactsSpine synapse numberHippocampal circuit functionNeuronal circuit dysfunctionMicroglial productionVentral hippocampusCircuit dysfunctionSpine synapsesSynapse numberAdult brainTransient riseMitochondrial ROS generationMicrogliaBrain functionConditional ablationPhagocytic inclusionsSynaptic elementsProtein 2ROS generationSignificant reductionCircuit functionConsequent accumulationOxygen species
2020
Functional Aspects of Hypothalamic Asymmetry
Kiss DS, Toth I, Jocsak G, Barany Z, Bartha T, Frenyo LV, Horvath TL, Zsarnovszky A. Functional Aspects of Hypothalamic Asymmetry. Brain Sciences 2020, 10: 389. PMID: 32575391, PMCID: PMC7349050, DOI: 10.3390/brainsci10060389.Peer-Reviewed Original ResearchFunctional lateralizationFunctional asymmetryHigher brain functionsHypothalamic controlSmall brain regionsCirculatory functionBrain areasReproductive functionBrain regionsBrain functionBrain halvesHypothalamic asymmetryEnergy expenditureBrain processingBody temperatureHypothalamusHomeostatic processesCircadian rhythmHemispheric specializationLateralizationData highlightPrevious studies
2017
Thyroid hormone- and estrogen receptor interactions with natural ligands and endocrine disruptors in the cerebellum
Zsarnovszky A, Kiss D, Jocsak G, Nemeth G, Toth I, Horvath TL. Thyroid hormone- and estrogen receptor interactions with natural ligands and endocrine disruptors in the cerebellum. Frontiers In Neuroendocrinology 2017, 48: 23-36. PMID: 28987779, DOI: 10.1016/j.yfrne.2017.10.001.Peer-Reviewed Original ResearchConceptsEffects of phytoestrogensThyroid hormonesBrain functionNormal physiological settingsMetabolic parametersMature brainEstrogen receptor interactionSteroid hormonesBrain developmentHormoneHomeostatic parametersIntercellular actionsHormonal mechanismsReceptor interactionNatural ligandEnergy metabolismCerebellumEndocrine disruptorsPhytoestrogensPivotal rolePhysiological settingsMetabolismGliaEstrogenNeuronsMitochondria Bioenergetic and Cognitive Functions: The Cannabinoid Link
Mancini G, Horvath TL. Mitochondria Bioenergetic and Cognitive Functions: The Cannabinoid Link. Trends In Cell Biology 2017, 27: 391-392. PMID: 28487182, DOI: 10.1016/j.tcb.2017.04.003.Peer-Reviewed Original Research
2016
Role of mitochondrial uncoupling protein-2 (UCP2) in higher brain functions, neuronal plasticity and network oscillation
Hermes G, Nagy D, Waterson M, Zsarnovszky A, Varela L, Hajos M, Horvath TL. Role of mitochondrial uncoupling protein-2 (UCP2) in higher brain functions, neuronal plasticity and network oscillation. Molecular Metabolism 2016, 5: 415-421. PMID: 27257601, PMCID: PMC4877662, DOI: 10.1016/j.molmet.2016.04.002.Peer-Reviewed Original ResearchMouse modelSynaptic plasticityMental illnessUCP2 knockout miceNMDA receptor blockadeHigher brain regionsKO mouse modelMajor psychiatric illnessProtein 2 expressionHigher brain functionsReceptor blockadePsychiatric illnessNeuronal plasticityKnockout miceNeural transmissionCellular resilienceCortical activityBrain regionsProfound disorderBrain functionMitochondrial impairmentIllnessNetwork oscillationsMitochondrial functionProtein 2Metabolism and Mental Illness
Sestan-Pesa M, Horvath TL. Metabolism and Mental Illness. Trends In Molecular Medicine 2016, 22: 174-183. PMID: 26776095, DOI: 10.1016/j.molmed.2015.12.003.Peer-Reviewed Original ResearchConceptsCentral nervous systemMental illnessBasic metabolic principlesHigher brain functionsCerebral cortexNovel therapiesNervous systemBrain functionSystemic controlPathological conditionsIllnessAppetiteCrucial regulatorFuture research strategiesOverwhelming evidenceMetabolic principlesFeeding behaviorMetabolismHypothalamusTherapyCortexBrain
2015
Neuronal Regulation of Energy Homeostasis: Beyond the Hypothalamus and Feeding
Waterson MJ, Horvath TL. Neuronal Regulation of Energy Homeostasis: Beyond the Hypothalamus and Feeding. Cell Metabolism 2015, 22: 962-970. PMID: 26603190, DOI: 10.1016/j.cmet.2015.09.026.Peer-Reviewed Original Research
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 physiologyTissueHealth
2007
Anticonvulsant effects of leptin in epilepsy
Diano S, Horvath TL. Anticonvulsant effects of leptin in epilepsy. Journal Of Clinical Investigation 2007, 118: 26-28. PMID: 18097479, PMCID: PMC2147676, DOI: 10.1172/jci34511.Peer-Reviewed Original ResearchMeSH Keywords4-AminopyridineAdministration, IntranasalAlpha-Amino-3-hydroxy-5-methyl-4-isoxazolepropionic AcidAnimalsConvulsantsHypothalamusJanus Kinase 2LeptinMaleMiceMice, KnockoutNeuronsPentylenetetrazolePhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPotassium Channel BlockersPotassium Channels, Voltage-GatedRatsRats, Sprague-DawleyReceptors, AMPAReceptors, LeptinSeizuresSynaptic TransmissionConceptsPeripheral metabolic hormonesTreatment of epilepsyRodent seizure modelsHigher brain functionsAnticonvulsant effectsSeizure modelGlutamate neurotransmissionHormone leptinMetabolic hormonesTherapeutic approachesMetabolic disordersNasal epitheliumLeptinAdipose tissueEpileptic seizuresTherapeutic potentialEnergy homeostasisBrain functionNeuronal processesFat storesEpilepsySeizuresEnergy metabolismCritical regulatorDirect effect
2005
The Anatomy of Hypocretin Neurons
Horvath T. The Anatomy of Hypocretin Neurons. 2005, 77-93. DOI: 10.1007/0-387-25446-3_6.Peer-Reviewed Original Research
2002
Leptin Uptake by Serotonergic Neurones of the Dorsal Raphe
Fernández‐Galaz M, Diano S, Horvath TL, Garcia‐Segura L. Leptin Uptake by Serotonergic Neurones of the Dorsal Raphe. Journal Of Neuroendocrinology 2002, 14: 429-434. PMID: 12047717, DOI: 10.1046/j.1365-2826.2002.00783.x.Peer-Reviewed Original ResearchConceptsEffects of leptinRaphe nucleusDorsal rapheFemale ratsMidbrain serotonergic systemsSerotonergic systemSerotonergic neuronesRaphe neuronesDistribution of neuronesMouse recombinant leptinIntracerebroventricular administrationLeptin administrationLeptin uptakeLeptin treatmentPeriventricular grayMale ratsFood intakeRecombinant leptinLeptinSleep patternsGender differencesBrain functionImportant mediatorLeptin accumulationNeurones