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
Embryonic Cerebrospinal Fluid Nanovesicles Carry Evolutionarily Conserved Molecules and Promote Neural Stem Cell Amplification
Feliciano DM, Zhang S, Nasrallah CM, Lisgo SN, Bordey A. Embryonic Cerebrospinal Fluid Nanovesicles Carry Evolutionarily Conserved Molecules and Promote Neural Stem Cell Amplification. PLOS ONE 2014, 9: e88810. PMID: 24533152, PMCID: PMC3923048, DOI: 10.1371/journal.pone.0088810.Peer-Reviewed Original ResearchConceptsNeural stem cellsRapamycin complex 1 (mTORC1) pathwayIntracellular pathwaysStem cell amplificationInsulin-like growth factorCoordinated regulationGenetic programMicroRNA componentsExosome NanovesiclesEmbryonic CSFCell amplificationStem cellsENSCsPathwayCoordinated transferGrowth factorHuman embryosBrain developmentNanovesiclesMixed cultureAmplificationMoleculesEmbryosProteinExosomes
2012
NKCC1 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 NKCC1S 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 ResearchMeSH KeywordsAge FactorsAnimalsCell ProliferationHemodynamicsLateral VentriclesMiceNeural Stem CellsRegional Blood FlowS PhaseConceptsSubventricular 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
2009
GABA increases Ca2+ in cerebellar granule cell precursors via depolarization: Implications for proliferation
Dave KA, Bordey A. GABA increases Ca2+ in cerebellar granule cell precursors via depolarization: Implications for proliferation. IUBMB Life 2009, 61: 496-503. PMID: 19391160, PMCID: PMC2675662, DOI: 10.1002/iub.185.Peer-Reviewed Original ResearchConceptsGamma-aminobutyric acidRole of GABAVertebrate central nervous systemComplement of receptorsCerebellar granule cell precursorsCell precursorsGranule cell precursorsDevelopmental processesMetabotropic glutamate receptorsCentral nervous systemCell proliferationAdult mammalsNovel targetAmino acid glutamatePharmacological regulationCurrent knowledgeGlutamate receptorsNeural cancersNervous systemCerebellar tumorsCalcium increaseReceptorsProliferationMammalsNovel data
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 cellsControl of neuroblast production and migration by converging GABA and glutamate signals in the postnatal forebrain
Platel J, Dave KA, Bordey A. Control of neuroblast production and migration by converging GABA and glutamate signals in the postnatal forebrain. The Journal Of Physiology 2008, 586: 3739-3743. PMID: 18467361, PMCID: PMC2538924, DOI: 10.1113/jphysiol.2008.155325.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsNeuroblast productionGlutamate receptorsStem cellsSteady-state levelsAdult-born neuronsNovel epigenetic controlNeural stem cellsImmature neuronsAdult neurogenesisNeurotransmitter GABAOlfactory bulbPostnatal forebrainNeuron productionNew steady-state levelStem cell proliferationHigh-affinity uptake systemCalcium elevationNeurotransmitter releaseEpigenetic controlExtracellular concentrationGlutamate signalsGABANegative feedback controlNeuroblast numbersIntercellular signaling
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 depolarizationsGFAPGABAReceptors