2016
Switching on mTORC1 induces neurogenesis but not proliferation in neural stem cells of young mice
Mahoney C, Feliciano DM, Bordey A, Hartman NW. Switching on mTORC1 induces neurogenesis but not proliferation in neural stem cells of young mice. Neuroscience Letters 2016, 614: 112-118. PMID: 26812181, DOI: 10.1016/j.neulet.2015.12.042.Peer-Reviewed Original ResearchConceptsNeural stem cellsSubventricular zoneNeonatal subventricular zoneWeek old miceTuberous sclerosis complexStem cellsNewborn neuroblastsYoung miceOld miceProgressive lossYoung adultsRapamycin complex 1Mechanistic targetRecent evidenceProliferative cellsMiceHyperactive mTORC1Terminal differentiationCellsMTORC1 activationProliferationActivationMTORC1NeurogenesisHyperactivity
2015
Noncanonical Sites of Adult Neurogenesis in the Mammalian Brain
Feliciano DM, Bordey A, Bonfanti L. Noncanonical Sites of Adult Neurogenesis in the Mammalian Brain. Cold Spring Harbor Perspectives In Biology 2015, 7: a018846. PMID: 26384869, PMCID: PMC4588058, DOI: 10.1101/cshperspect.a018846.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements
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
2013
Postnatal Neurogenesis in the Subventricular Zone: A Manipulable Source for CNS Plasticity and Repair
Pathania M, Bordey A. Postnatal Neurogenesis in the Subventricular Zone: A Manipulable Source for CNS Plasticity and Repair. 2013 DOI: 10.5772/55679.BooksHypoxia-inducible factor 1a is a Tsc1-regulated survival factor in newborn neurons in tuberous sclerosis complex
Feliciano DM, Zhang S, Quon JL, Bordey A. Hypoxia-inducible factor 1a is a Tsc1-regulated survival factor in newborn neurons in tuberous sclerosis complex. Human Molecular Genetics 2013, 22: 1725-1734. PMID: 23349360, PMCID: PMC3613161, DOI: 10.1093/hmg/ddt018.Peer-Reviewed Original ResearchConceptsHypoxia-inducible factor 1aTuberous sclerosis complexShort hairpin RNANewborn neuronsFactor 1ASubventricular zoneSVZ stem cellsNewborn neuron survivalNeurogenic subventricular zoneSingle-cell electroporationTranscriptional activityShRNA expressionHairpin RNAMammalian targetMolecular determinantsNovel microenvironmentNeuron deathNeuron survivalOlfactory lesionsNeonatal miceBrain lesionsStem cellsMouse modelNeuron productionSurvival advantage
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 responseNKCC1 Knockdown Decreases Neuron Production through GABAA-Regulated Neural Progenitor Proliferation and Delays Dendrite Development
Young SZ, Taylor MM, Wu S, Ikeda-Matsuo Y, Kubera C, Bordey A. NKCC1 Knockdown Decreases Neuron Production through GABAA-Regulated Neural Progenitor Proliferation and Delays Dendrite Development. Journal Of Neuroscience 2012, 32: 13630-13638. PMID: 23015452, PMCID: PMC3478384, DOI: 10.1523/jneurosci.2864-12.2012.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnalysis of VarianceAnimalsAnimals, NewbornCalciumCell CountCell DifferentiationCell ProliferationCells, CulturedCerebral VentriclesDendritesEgtazic AcidElectroporationFemaleGABA ModulatorsGABA-A Receptor AgonistsGreen Fluorescent ProteinsIn Vitro TechniquesKi-67 AntigenLuminescent ProteinsMaleMiceMuscimolNeural Stem CellsNeuronsOlfactory BulbPatch-Clamp TechniquesPentobarbitalReceptors, GABA-ARNA, Small InterferingSodium-Potassium-Chloride SymportersSolute Carrier Family 12, Member 2SOXB1 Transcription FactorsTransfectionConceptsNPC proliferationDecreased neuronal densityTotal dendritic lengthNeonatal subventricular zoneNeural stem cell proliferationNeural progenitor cell developmentNeural progenitor proliferationShort hairpin RNADendritic complexityDendritic lengthNeuronal densityNewborn neuronsDendritic arborizationNeuron densityDendritic developmentSubventricular zoneNeuron productionCalcium responseSynaptic integrationNKCC1 knockdownPentobarbital effectsAllosteric agonistDendritic treeProgenitor cell developmentCotransporter NKCC1Preparation of acute subventricular zone slices for calcium imaging.
Lacar B, Young SZ, Platel JC, Bordey A. Preparation of acute subventricular zone slices for calcium imaging. Journal Of Visualized Experiments 2012, e4071. PMID: 23023088, PMCID: PMC3490239, DOI: 10.3791/4071.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsCell typesSVZ cellsProgenitor cellsNeurogenic zonesSubventricular zoneFluo-4 AM dyeNeural progenitor cellsIntermediate progenitor cellsExtracellular signalsDiffusible signalsIntercellular signalingSVZ cell typesTime-lapse moviesCalcium indicator dyeCalcium activityIndividual cellsRostral-caudal axisNeuroblast migrationThree-dimensional arrangementAdult hippocampal subgranular zonePostnatal brainAdhesion moleculesHippocampal subgranular zoneMature astrocytesNeuroblastsS 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
Gap junction‐mediated calcium waves define communication networks among murine postnatal neural progenitor cells
Lacar B, Young SZ, Platel J, Bordey A. Gap junction‐mediated calcium waves define communication networks among murine postnatal neural progenitor cells. European Journal Of Neuroscience 2011, 34: 1895-1905. PMID: 22098557, PMCID: PMC3237798, DOI: 10.1111/j.1460-9568.2011.07901.x.Peer-Reviewed Original ResearchConceptsNeural progenitor cellsNeurogenic nicheB2 cellsBlood vesselsCalcium wavesPurinergic receptor blockerProgenitor cellsPostnatal neurogenic nichesFunctional couplingPostnatal neural progenitor cellsGap junction blockersGap junction protein connexin 43Neonatal electroporationNiche astrocytesReceptor blockersProtein connexin 43Intercellular calcium wavesSubventricular zoneCells persistJunction blockersB1 cellsB cellsDye couplingDistinct entityConnexin 43Postnatal 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 neurogenesisNeurogenesisNeuronsMicronodulesNeurotransmitters couple brain activity to subventricular zone neurogenesis
Young SZ, Taylor MM, Bordey A. Neurotransmitters couple brain activity to subventricular zone neurogenesis. European Journal Of Neuroscience 2011, 33: 1123-1132. PMID: 21395856, PMCID: PMC3075963, DOI: 10.1111/j.1460-9568.2011.07611.x.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSVZ cell proliferationSubventricular zoneHippocampal subgranular zoneMultiple neurotransmitter systemsSubventricular zone neurogenesisCell proliferationSpecific brain regionsSVZ proliferationSubgranular zoneAdult neurogenesisΓ-aminobutyric acidDentate gyrusLateral ventricleNeurotransmitter systemsDrug treatmentNeuronal projectionsPrivileged microenvironmentAlzheimer's diseaseBrain regionsNeurogenesisCell therapyDiseaseBrain activityProliferationSeizures
2010
Prostaglandin E2 induces glutamate release from subventricular zone astrocytes.
Dave KA, Platel JC, Huang F, Tian D, Stamboulian-Platel S, Bordey A. Prostaglandin E2 induces glutamate release from subventricular zone astrocytes. Neuron Glia Biology 2010, 6: 201-7. PMID: 21211110, DOI: 10.1017/s1740925x10000244.Peer-Reviewed Original ResearchConceptsAmbient glutamate levelsProstaglandin E2Subventricular zoneGlutamate releaseAstrocyte-like cellsGlutamate levelsGramicidin-perforated patch-clamp techniquesIntracellular Ca2Application of PGE2Aspartate receptor channelsPatch-clamp techniqueLateral ventricleSVZ cellsPGE2 releaseChoroid plexusMature astrocytesNeuroblast survivalEnzyme immunoassayReceptor channelsAstrocytesE2Ca2CellsReleaseLesser extentNeurotransmitter signaling in postnatal neurogenesis: The first leg
Platel JC, Stamboulian S, Nguyen I, Bordey A. Neurotransmitter signaling in postnatal neurogenesis: The first leg. Brain Research Reviews 2010, 63: 60-71. PMID: 20188124, PMCID: PMC2862802, DOI: 10.1016/j.brainresrev.2010.02.004.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsFate determinationSonic hedgehogNeurotransmitter signalingDifferent cell typesSubventricular zoneMultitude of receptorsMaster regulatorGenetic signaturesMosaic natureGamma-aminobutyric acidMicroenvironmental signalsCell typesIntracellular pathwaysAstrocyte-like cellsFunction of neurotransmittersHedgehogSignalingNeurogenesisNeurogenic zonesAdult brainPostnatal neurogenesisPeripheral organsNeurotransmitter functionSynaptic integrationGenesGABAA 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 promoterReceptorsTonicActivationCellsIntracellularMibefradilImaging and Recording Subventricular Zone Progenitor Cells in Live Tissue of Postnatal Mice
Lacar B, Young SZ, Platel JC, Bordey A. Imaging and Recording Subventricular Zone Progenitor Cells in Live Tissue of Postnatal Mice. Frontiers In Neuroscience 2010, 4: 43. PMID: 20700392, PMCID: PMC2918349, DOI: 10.3389/fnins.2010.00043.Peer-Reviewed Original ResearchSubventricular zoneSVZ cellsSubventricular zone progenitor cellsPatch-clamp recordingsCell populationsAstrocyte-like cellsFluorescent reporter miceRNA interference technologyNeurogenic zonesAcute slicesCellular diversityGlial cellsLateral ventricleMultiple cell populationsOlfactory bulbPostnatal brainClamp recordingsReporter miceFloxed miceTransgenic micePostnatal miceCalcium activityMiceProgenitor cellsGenetic labeling
2009
Ependymal cells along the lateral ventricle express functional P2X7 receptors
Genzen JR, Platel JC, Rubio ME, Bordey A. Ependymal cells along the lateral ventricle express functional P2X7 receptors. Purinergic Signalling 2009, 5: 299-307. PMID: 19274488, PMCID: PMC2717311, DOI: 10.1007/s11302-009-9143-5.Peer-Reviewed Original ResearchP2X7 receptorEpendymal cellsSubventricular zoneWhole-cell patch-clamp recordingsCentral nervous system injuryFunctional P2X7 receptorsFunctional purinergic receptorsNervous system injuryPatch-clamp recordingsMouse subventricular zoneSVZ neurogenic nicheNeural progenitor responseAbsence of responseSystem injuryCerebral ventricleProgenitor responseLateral ventricleNeurogenic nichePurinergic receptorsClamp recordingsExtracellular adenosineReceptorsCellular damageWidespread expressionInflammation
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 cellsGFAP‐GFP neural progenitors are antigenically homogeneous and anchored in their enclosed mosaic niche
Platel J, Gordon V, Heintz T, Bordey A. GFAP‐GFP neural progenitors are antigenically homogeneous and anchored in their enclosed mosaic niche. Glia 2008, 57: 66-78. PMID: 18661547, DOI: 10.1002/glia.20735.Peer-Reviewed Original ResearchConceptsBrain lipid-binding proteinGFAP-expressing cellsSubventricular zoneEGF receptorNeurogenic subventricular zoneGFP-fluorescent cellsHuman GFAP promoterProliferative marker Ki67Neural stem cellsCell typesNeurogenic zonesNG2 cellsPostnatal neurogenesisAcute slicesNeurogenic nicheOlfactory bulbTransgenic miceDifferent cell populationsRostral extensionAntigenic markersGFAP promoterProgenitor markersNeural progenitorsCell populationsCellular mosaic
2007
GABA and glutamate signaling: homeostatic control of adult forebrain neurogenesis
Platel JC, Lacar B, Bordey A. GABA and glutamate signaling: homeostatic control of adult forebrain neurogenesis. Journal Of Molecular Histology 2007, 38: 303-311. PMID: 17554632, PMCID: PMC2556597, DOI: 10.1007/s10735-007-9103-8.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsSubventricular zoneOlfactory bulb interneuronsGABAergic signalingGlutamate receptorsBulb interneuronsForebrain neurogenesisAMPA/kainate receptorsMetabotropic glutamate receptorsNeurogenic subventricular zoneRole of glutamateHomeostatic controlIonotropic glutamate receptorsEmbryonic cortical developmentSVZ neuroblastsNeurotransmitter GABASVZ cellsCortical developmentKainate receptorsGABA transporter subtypesNeurotransmitter glutamateGABA clearanceGABATransporter subtypesReceptorsInterneurons