2014
GABAergic striatal neurons project dendrites and axons into the postnatal subventricular zone leading to calcium activity
Young SZ, Lafourcade CA, Platel JC, Lin TV, Bordey A. GABAergic striatal neurons project dendrites and axons into the postnatal subventricular zone leading to calcium activity. Frontiers In Cellular Neuroscience 2014, 8: 10. PMID: 24478632, PMCID: PMC3904109, DOI: 10.3389/fncel.2014.00010.Peer-Reviewed Original ResearchSubventricular zoneStriatal neuronsSVZ cellsCalcium increaseCalcium activityNeurogenic subventricular zoneSource of GABAGABAergic striatal neuronsPatch-clamp recordingsPostnatal subventricular zoneNeural progenitor cellsGABAergic neuronsPostnatal neurogenesisGABAA receptorsGABAAR activationClamp recordingsCalcium imagingStriatal activityNeuronsProgenitor cellsGABAAxonsDepolarizationCellsDendrites
2012
Neural Progenitor Cells Regulate Capillary Blood Flow in the Postnatal Subventricular Zone
Lacar B, Herman P, Platel JC, Kubera C, Hyder F, Bordey A. Neural Progenitor Cells Regulate Capillary Blood Flow in the Postnatal Subventricular Zone. Journal Of Neuroscience 2012, 32: 16435-16448. PMID: 23152626, PMCID: PMC3520061, DOI: 10.1523/jneurosci.1457-12.2012.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsAnimals, NewbornAstrocytesCalcium SignalingCapillariesCerebral VentriclesCerebrovascular CirculationElectric StimulationElectroporationFemaleFluorescent Antibody TechniqueImage Processing, Computer-AssistedLaser-Doppler FlowmetryMaleMiceMuscle TonusMuscle, Smooth, VascularNeural Stem CellsPericytesVasoconstrictionVasodilationConceptsNeural progenitor cellsSubventricular zoneB cellsBlood flowSVZ cellsPurinergic receptorsPostnatal subventricular zoneVascular responsesCapillary constrictionTransgenic miceElectrical stimulationCalcium increaseBlood flow increasesLaser Doppler flowmetryCapillary blood flowAstrocyte-like cellsReceptor agonist UTPNeonatal electroporationNeurometabolic couplingIntraventricular injectionVasodilating factorsAcute slicesYoung miceDoppler flowmetryHemodynamic responseS Phase Entry of Neural Progenitor Cells Correlates with Increased Blood Flow in the Young Subventricular Zone
Lacar B, Herman P, Hartman NW, Hyder F, Bordey A. S Phase Entry of Neural Progenitor Cells Correlates with Increased Blood Flow in the Young Subventricular Zone. PLOS ONE 2012, 7: e31960. PMID: 22359646, PMCID: PMC3281100, DOI: 10.1371/journal.pone.0031960.Peer-Reviewed Original ResearchConceptsSubventricular zoneBlood flowNeural progenitor cellsAcute brain slice preparationGrowth factor injectionsProgenitor cellsReceptor agonist UIncreased blood flowBrain slice preparationSVZ cell proliferationCell proliferationLaser Doppler flowmetryLocal blood flowLocal hemodynamic responsesBasic fibroblast growth factorPostnatal subventricular zoneFibroblast growth factorAgonist UFactor injectionsVentricular injectionNeurovascular couplingAcute increaseSlice preparationDoppler flowmetryHemodynamic response
2011
Postnatal neurogenesis generates heterotopias, olfactory micronodules and cortical infiltration following single-cell Tsc1 deletion
Feliciano DM, Quon JL, Su T, Taylor MM, Bordey A. Postnatal neurogenesis generates heterotopias, olfactory micronodules and cortical infiltration following single-cell Tsc1 deletion. Human Molecular Genetics 2011, 21: 799-810. PMID: 22068588, PMCID: PMC3263992, DOI: 10.1093/hmg/ddr511.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornCell MovementCerebral CortexDendritesElectroporationFemaleGene DeletionMaleMiceMice, TransgenicNeurogenesisNeurogliaNeuronsOlfactory BulbPeriventricular Nodular HeterotopiaSingle-Cell AnalysisTOR Serine-Threonine KinasesTuberous SclerosisTuberous Sclerosis Complex 1 ProteinTumor Suppressor ProteinsConceptsTuberous sclerosis complexSubventricular zoneBrain lesionsPostnatal subventricular zoneForebrain structuresTsc1 deletionHuman subventricular zoneCortical infiltrationNeurological symptomsNeuropsychiatric symptomsNon-invasive imagingOlfactory lesionsPostnatal neurogenesisTSC patientsPersistent infiltrationTransgenic miceAbnormal circuitsStructural abnormalitiesDendritic treeNeuronal precursorsLesionsEmbryonic neurogenesisNeurogenesisNeuronsMicronodules
2010
GABAA Increases Calcium in Subventricular Zone Astrocyte-Like Cells Through L- and T-Type Voltage-Gated Calcium Channels
Young SZ, Platel JC, Nielsen JV, Jensen NA, Bordey A. GABAA Increases Calcium in Subventricular Zone Astrocyte-Like Cells Through L- and T-Type Voltage-Gated Calcium Channels. Frontiers In Cellular Neuroscience 2010, 4: 8. PMID: 20422045, PMCID: PMC2857959, DOI: 10.3389/fncel.2010.00008.Peer-Reviewed Original ResearchVoltage-gated calcium channelsT-type voltage-gated calcium channelsAstrocyte-like cellsSubventricular zoneReceptor activationCalcium channelsFunctional voltage-gated calcium channelsChannel activator BayK 8644Glial fibrillary acidic protein promoterHuman glial fibrillary acidic protein promoterNeurogenic subventricular zonePostnatal subventricular zoneAcidic protein promoterAmbient GABABayK 8644Transgenic miceReceptor activityL-typeProtein promoterReceptorsTonicActivationCellsIntracellularMibefradil
2008
Tonic activation of GLUK5 kainate receptors decreases neuroblast migration in whole‐mounts of the subventricular zone
Platel J, Heintz T, Young S, Gordon V, Bordey A. Tonic activation of GLUK5 kainate receptors decreases neuroblast migration in whole‐mounts of the subventricular zone. The Journal Of Physiology 2008, 586: 3783-3793. PMID: 18565997, PMCID: PMC2538932, DOI: 10.1113/jphysiol.2008.155879.Peer-Reviewed Original ResearchConceptsKainate receptorsSVZ neuroblastsLateral ventricleSubventricular zoneNeuroblast migrationAcute slicesMetabotropic glutamate receptor subtype 5AMPA/kainate receptorsMGluR5 antagonist MPEPPermeable kainate receptorsReceptor antagonist bicucullineActivation of mGluR5Postnatal day 20Postnatal subventricular zoneDCX promoterAntagonist MPEPWhole-mount preparationsAntagonist bicucullineMGluR5 activationCell aspiratesReceptor antagonistMouse slicesTonic activationSubtype 5Immunopositive cells
2006
GFAP‐expressing cells in the postnatal subventricular zone display a unique glial phenotype intermediate between radial glia and astrocytes
Liu X, Bolteus AJ, Balkin DM, Henschel O, Bordey A. GFAP‐expressing cells in the postnatal subventricular zone display a unique glial phenotype intermediate between radial glia and astrocytes. Glia 2006, 54: 394-410. PMID: 16886203, DOI: 10.1002/glia.20392.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid Transport System X-AGAnimalsAnimals, NewbornAstrocytesBiomarkersCell DifferentiationCell ShapeConnexinsEpendymaGlial Fibrillary Acidic ProteinGlutamic AcidGreen Fluorescent ProteinsMembrane PotentialsMiceMice, TransgenicOrgan Culture TechniquesPatch-Clamp TechniquesPhenotypePotassiumPotassium ChannelsRecombinant Fusion ProteinsStem CellsTelencephalonConceptsGlial fibrillary acidic proteinPostnatal subventricular zoneSubventricular zoneGFAP-expressing cellsRadial gliaAstroglial marker glial fibrillary acidic proteinGlial propertiesEpendymal cellsGlutamate transportersGLT-1 glutamate transporterMarker glial fibrillary acidic proteinAMPA-type glutamate receptorsFunctional glutamate transportersFibrillary acidic proteinHuman glial fibrillary acidic proteinAdult subventricular zoneConnexin 43 expressionGap junction couplingNeural stem cellsMicroM Ba2Acute slicesAstrocytic functionsGlutamate receptorsGlial phenotypeClamp recordings
2005
Nonsynaptic GABA signaling in postnatal subventricular zone controls proliferation of GFAP-expressing progenitors
Liu X, Wang Q, Haydar TF, Bordey A. Nonsynaptic GABA signaling in postnatal subventricular zone controls proliferation of GFAP-expressing progenitors. Nature Neuroscience 2005, 8: 1179-1187. PMID: 16116450, PMCID: PMC1380263, DOI: 10.1038/nn1522.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBotulinum ToxinsBromodeoxyuridineCadmiumCell CountCell ProliferationChelating AgentsCyclooxygenase InhibitorsDose-Response Relationship, DrugDose-Response Relationship, RadiationDrug InteractionsEgtazic AcidElectric StimulationEnzyme InhibitorsGABA AntagonistsGamma-Aminobutyric AcidGene Expression RegulationGlial Fibrillary Acidic ProteinGreen Fluorescent ProteinsImmunohistochemistryIn Vitro TechniquesLateral VentriclesMeclofenamic AcidMembrane PotentialsMiceMice, TransgenicNeuronsNickelPatch-Clamp TechniquesPotassiumSodium Channel BlockersSpider VenomsStem CellsTetrodotoxinConceptsPostnatal subventricular zoneGFAP-expressing cellsSubventricular zoneCell cycleGABAA receptorsStem cellsNeuroblastsProgenitorsGlial fibrillary acidic proteinSVZ cellsGABAA receptor currentsGABAA receptor activationFibrillary acidic proteinReceptor activationCellsProliferationGABA releaseMouse slicesLocal cuesAcidic proteinReceptor currentsSpontaneous depolarizationsGFAPGABAReceptorsAssays for measuring extracellular GABA levels and cell migration rate in acute slices
Bolteus AJ, Garganta C, Bordey A. Assays for measuring extracellular GABA levels and cell migration rate in acute slices. Brain Research 2005, 14: 126-134. PMID: 15721818, DOI: 10.1016/j.brainresprot.2004.12.005.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBiological AssayCell MovementGABA Plasma Membrane Transport ProteinsGamma-Aminobutyric AcidImmunohistochemistryLateral VentriclesMass SpectrometryMembrane Transport ModulatorsMembrane Transport ProteinsMiceMicroscopy, VideoNeurochemistryNeuronsOrgan Culture TechniquesReceptors, GABAStem CellsTelencephalonConceptsRostral migratory streamSubventricular zoneEndogenous GABAGABA levelsGABA receptorsNeuronal precursorsCell migrationLocal GABA levelsExtracellular GABA levelsAcute brain slicesAdult rodent brainPostnatal subventricular zoneFuture therapeutic useNeuronal precursor migrationAcute slicesBrain slicesNeurotransmitter GABASVZ cellsOlfactory bulbRodent brainRMS explantsMigratory streamTherapeutic useNeural precursorsGABAThe Postnatal Subventricular Zone: A Source of New Cells in This Old Brain
Bordey A. The Postnatal Subventricular Zone: A Source of New Cells in This Old Brain. Nepal Journal Of Neuroscience 2005, 2: 12-23. DOI: 10.3126/njn.v2i1.19977.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsSubventricular zoneNon-synaptic communicationLarge germinal centersHigher cognitive centersRostral migratory streamPostnatal subventricular zoneBrain injuryPersistent neurogenesisLateral ventricleOlfactory bulbAdult brainGerminal centersOld brainMigratory streamCognitive centersNeurogenesisLateral wallStem cellsSVZBrainFuture strategiesNeuroblastsNepal JournalIntercellular signalingCells
2004
GABA Release and Uptake Regulate Neuronal Precursor Migration in the Postnatal Subventricular Zone
Bolteus AJ, Bordey A. GABA Release and Uptake Regulate Neuronal Precursor Migration in the Postnatal Subventricular Zone. Journal Of Neuroscience 2004, 24: 7623-7631. PMID: 15342728, PMCID: PMC6729616, DOI: 10.1523/jneurosci.1999-04.2004.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAstrocytesBicucullineBiological TransportBrainCalcium SignalingCell MovementGABA Plasma Membrane Transport ProteinsGABA-A Receptor AgonistsGamma-Aminobutyric AcidMass SpectrometryMembrane Transport ProteinsMiceMicroscopy, VideoNeuronsPatch-Clamp TechniquesPotassiumReceptors, GABA-AStem CellsConceptsAstrocyte-like cellsSubventricular zoneNeuronal precursorsPostnatal subventricular zoneNeuronal precursor migrationCell migrationPrecursor migrationPresence of bicucullineEnhancement of GABAAnterior subventricular zoneInhibition of GABARostral migratory streamAmbient GABA levelsApplication of GABASagittal brain slicesAntagonist bicucullineGABA releaseEndogenous GABAGABA levelsBrain slicesAdult miceGABA transporterMigratory streamGABACell depolarization
2003
Biophysical Properties and Ionic Signature of Neuronal Progenitors of the Postnatal Subventricular Zone In Situ
Wang DD, Krueger DD, Bordey A. Biophysical Properties and Ionic Signature of Neuronal Progenitors of the Postnatal Subventricular Zone In Situ. Journal Of Neurophysiology 2003, 90: 2291-2302. PMID: 12801891, DOI: 10.1152/jn.01116.2002.Peer-Reviewed Original ResearchConceptsRostral migratory streamSubventricular zonePassive membrane propertiesNeuronal progenitorsCell-attached patch-clamp recordingsNeuron-specific class IIIPostnatal mammalian brainPostnatal day 15Patch-clamp recordingsMigration of progenitorsPostnatal subventricular zoneHigh input resistanceCell-attached patchesBrain slicesOlfactory bulbMature neuronsStrong immunoreactivityTransient outwardDay 15KDR currentElectrophysiological propertiesAction potentialsMammalian brainMigratory streamClass III