2017
Plasticity of calcium-permeable AMPA glutamate receptors in Pro-opiomelanocortin neurons
Suyama S, Ralevski A, Liu ZW, Dietrich MO, Yada T, Simonds SE, Cowley MA, Gao XB, Diano S, Horvath TL. Plasticity of calcium-permeable AMPA glutamate receptors in Pro-opiomelanocortin neurons. ELife 2017, 6: e25755. PMID: 28762946, PMCID: PMC5538821, DOI: 10.7554/elife.25755.Peer-Reviewed Original ResearchConceptsExcitatory postsynaptic currentsPOMC neuronsCP-AMPARsFasted stateAMPAR-mediated excitatory postsynaptic currentsCalcium-permeable AMPA glutamate receptorsInhibition of EPSCsHigh-fat diet exposurePOMC neuronal activityPro-opiomelanocortin (POMC) neuronsCalcium-permeable AMPARsElevated leptin levelsAMPA glutamate receptorsAmplitude of mEPSCsFood deprivationEntry of calciumAMPA receptor complexesDiet exposureLeptin levelsPostsynaptic currentsEPSC amplitudeGlutamate receptorsNeuronal activityExtracellular calciumLinear current-voltage relationship
2013
Repeated in vivo exposure of cocaine induces long‐lasting synaptic plasticity in hypocretin/orexin‐producing neurons in the lateral hypothalamus in mice
Rao Y, Mineur YS, Gan G, Wang AH, Liu Z, Wu X, Suyama S, de Lecea L, Horvath TL, Picciotto MR, Gao X. Repeated in vivo exposure of cocaine induces long‐lasting synaptic plasticity in hypocretin/orexin‐producing neurons in the lateral hypothalamus in mice. The Journal Of Physiology 2013, 591: 1951-1966. PMID: 23318871, PMCID: PMC3624862, DOI: 10.1113/jphysiol.2012.246983.Peer-Reviewed Original ResearchConceptsCAMP response element-binding proteinHypocretin neuronsLong-term potentiationSynaptic potentiationLateral hypothalamusCocaine administrationExperience-dependent synaptic potentiationExperience-dependent potentiationHypocretin-producing neuronsVivo cocaine administrationCocaine-treated animalsOrexin-producing neuronsAMPA-type glutamate receptorsVentral tegmental areaHigh-frequency stimulationCocaine-treated micePlace preference protocolResponse element-binding proteinDrugs of abuseCocaine withdrawalTegmental areaGlutamatergic synapsesGlutamate receptorsHypocretin systemElement-binding protein
2004
CPG2 A brain- and synapse-specific protein that regulates the endocytosis of glutamate receptors
Cottrell JR, Borok E, Horvath TL, Nedivi E. CPG2 A brain- and synapse-specific protein that regulates the endocytosis of glutamate receptors. Neuron 2004, 44: 677-690. PMID: 15541315, PMCID: PMC3065105, DOI: 10.1016/j.neuron.2004.10.025.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceBlotting, NorthernBlotting, WesternBrainCells, CulturedClathrin-Coated VesiclesEndocytosisHumansIn Situ HybridizationMicroscopy, ElectronMolecular Sequence DataNerve Tissue ProteinsNeuronal PlasticityNeuronsReceptors, AMPAReceptors, GlutamateReceptors, N-Methyl-D-AspartateReverse Transcriptase Polymerase Chain ReactionSynapsesConceptsGlutamate receptorsClathrin-coated vesiclesBrain-specific splice variantSynapse-specific proteinsExcitatory synapsesReceptor endocytosisSYNE-1 geneConstitutive internalizationEndocytic mechanismsSynaptic AMPA receptorsDendritic spine sizeMembrane transportSplice variantsSynaptic proteinsNMDA receptorsAMPA receptorsProteinPostsynaptic plasticityNeurotransmitter receptorsEndocytosisSynaptic strengthLong-term maintenanceReceptorsSpine sizeInternalizationPresynaptic N‐methyl‐D‐aspartate receptor expression is increased by estrogen in an aromatase‐rich area of the songbird hippocampus
Saldanha CJ, Schlinger BA, Micevych PE, Horvath TL. Presynaptic N‐methyl‐D‐aspartate receptor expression is increased by estrogen in an aromatase‐rich area of the songbird hippocampus. The Journal Of Comparative Neurology 2004, 469: 522-534. PMID: 14755533, DOI: 10.1002/cne.11035.Peer-Reviewed Original ResearchConceptsHP neuronsVertebrate hippocampusSongbird hippocampusN-methyl-d-aspartate receptor expressionSubcellular characteristicsInfluence of estrogenFunctional plasticityType glutamate receptorsZebra finch brainPrecise mechanismSomal sizeExcitatory pathwaysReceptor expressionExcitatory neurotransmissionExcitatory synapsesGlutamate receptorsPostsynaptic locusPresynaptic boutonsHippocampusEstrogenKey interfacePlasticityNeuronsAromataseAutoreception
1998
Kainate Glutamate Receptors (GluR5–7) in the Rat Arcuate Nucleus: Relationship to Tanycytes, Astrocytes, Neurons and Gonadal Steroid Receptors
Diano S, Naftolin F, Horvath T. Kainate Glutamate Receptors (GluR5–7) in the Rat Arcuate Nucleus: Relationship to Tanycytes, Astrocytes, Neurons and Gonadal Steroid Receptors. Journal Of Neuroendocrinology 1998, 10: 239-247. PMID: 9630393, DOI: 10.1046/j.1365-2826.1998.00195.x.Peer-Reviewed Original ResearchConceptsGonadal steroid receptorsKainate glutamate receptorsArcuate nucleusGlutamate receptorsKainate receptorsSteroid receptorsGlutamate actionAndrogen receptorGlial elementsMorphological synaptic plasticityNeuro-glial interactionsRat arcuate nucleusIonotropic glutamate receptorsElectron microscopic immunocytochemistrySame perikaryaGonadal steroidsExcitatory neurotransmissionSynaptic plasticityMicroscopic immunocytochemistryReceptorsNeuronsCell populationsDouble labelHormone regulationAstrocytes
1997
Gonadal steroids target AMPA glutamate receptor-containing neurons in the rat hypothalamus, septum and amygdala: a morphological and biochemical study.
Diano S, Naftolin F, Horvath T. Gonadal steroids target AMPA glutamate receptor-containing neurons in the rat hypothalamus, septum and amygdala: a morphological and biochemical study. Endocrinology 1997, 138: 778-89. PMID: 9003015, DOI: 10.1210/endo.138.2.4937.Peer-Reviewed Original ResearchConceptsGonadal steroidsHypothalamic regionsExcitatory neurotransmissionAMPA receptorsReceptor-containing neuronsAMPA receptor expressionLevels of GluR1GluR2/3 expressionHormonal milieuHypothalamic areaFemale ratsAndrogen receptorDouble immunocytochemistryEstradiol treatmentHypothalamic functionReceptor expressionGlutamate receptorsEstrogen receptorBed nucleusHormonal treatmentRat hypothalamusHigh incidenceStimulatory influenceWestern blotHypothalamus