2013
Rheb Activation in Subventricular Zone Progenitors Leads to Heterotopia, Ectopic Neuronal Differentiation, and Rapamycin-Sensitive Olfactory Micronodules and Dendrite Hypertrophy of Newborn Neurons
Lafourcade CA, Lin TV, Feliciano DM, Zhang L, Hsieh LS, Bordey A. Rheb Activation in Subventricular Zone Progenitors Leads to Heterotopia, Ectopic Neuronal Differentiation, and Rapamycin-Sensitive Olfactory Micronodules and Dendrite Hypertrophy of Newborn Neurons. Journal Of Neuroscience 2013, 33: 2419-2431. PMID: 23392671, PMCID: PMC3711634, DOI: 10.1523/jneurosci.1840-12.2013.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornCell DifferentiationCell EnlargementCell Line, TumorCell MovementCerebral VentriclesDendritesElectroporationFemaleHypertrophyMaleMiceMonomeric GTP-Binding ProteinsNeural Stem CellsNeurogenesisNeuronsNeuropeptidesOlfactory BulbRas Homolog Enriched in Brain ProteinSirolimusStem CellsTOR Serine-Threonine KinasesConceptsNeural progenitor cellsWild-type miceOlfactory bulbMTOR activitySynaptic inputsEctopic neuronal differentiationSubventricular zone neural progenitor cellsActive ras homologNeuronal differentiationGABAergic synaptic inputsTsc1 mutant miceSubventricular zone progenitorsDendritic complexityNewborn neuronsTuberous sclerosisOlig2 cellsHyperactive mTORHeterozygote miceCircuit formationAction potentialsNeuronal morphologyNewborn cellsMutant miceEctopic cellsMammalian target
2003
GABA Depolarizes Neuronal Progenitors of the Postnatal Subventricular Zone Via GABAA Receptor Activation
Wang DD, Krueger DD, Bordey A. GABA Depolarizes Neuronal Progenitors of the Postnatal Subventricular Zone Via GABAA Receptor Activation. The Journal Of Physiology 2003, 550: 785-800. PMID: 12807990, PMCID: PMC2343064, DOI: 10.1113/jphysiol.2003.042572.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAnimalsBarbituratesBenzodiazepinesCerebral VentriclesDose-Response Relationship, DrugElectrophysiologyGABA AntagonistsGamma-Aminobutyric AcidGlutamate DecarboxylaseIsoenzymesMembrane PotentialsMiceNeostriatumNeuronsPatch-Clamp TechniquesPicrotoxinPotassium ChannelsReceptors, GABA-AStem CellsZincConceptsRostral migratory streamGABAA receptor activationSubventricular zoneNeuronal progenitorsReceptor activationGlutamic acid decarboxylase 67Resting potentialsPostnatal mammalian brainPatch-clamp recordingsSVZ/RMSMouse brain slicesRecorded cellsCell-attached patchesGABA responsesBrain slicesNeurotransmitter GABASubset of progenitorsBenzodiazepine agonistsEmbryonic neuronsAction potentialsMammalian brainMigratory streamGABAInverse agonistSpecific receptorsBiophysical 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
1999
Differential Inhibition of Glial K+ Currents by 4-AP
Bordey A, Sontheimer H. Differential Inhibition of Glial K+ Currents by 4-AP. Journal Of Neurophysiology 1999, 82: 3476-3487. PMID: 10601476, DOI: 10.1152/jn.1999.82.6.3476.Peer-Reviewed Original ResearchMeSH Keywords4-AminopyridineAction PotentialsAnimalsAstrocytesCells, CulturedDelayed Rectifier Potassium ChannelsElectrophysiologyLarge-Conductance Calcium-Activated Potassium ChannelsNeurogliaPatch-Clamp TechniquesPotassium Channel BlockersPotassium ChannelsPotassium Channels, Calcium-ActivatedPotassium Channels, Inwardly RectifyingPotassium Channels, Voltage-GatedRatsRats, Sprague-DawleySpinal CordTetraethylammoniumConceptsAcute spinal cord slicesSpinal cord slicesConcentration-dependent blockPotassium channel typesType currentsDose-dependent inhibitorNeuronal action potentialsCord slicesSpinal cordChannel blockersEpileptiform dischargesBrain slicesAction potentialsHomeostatic functionsA-currentAstrocytesDifferential inhibitionRepolarizationMembrane potentialChannel typesSlicesBlockersGlialCord
1998
Properties of human glial cells associated with epileptic seizure foci
Bordey A, Sontheimer H. Properties of human glial cells associated with epileptic seizure foci. Epilepsy Research 1998, 32: 286-303. PMID: 9761328, DOI: 10.1016/s0920-1211(98)00059-x.Peer-Reviewed Original ResearchConceptsSeizure focusGlial cellsMesio-temporal lobe epilepsyWhole-cell patch-clamp recordingsLucifer YellowControl rat hippocampusPathophysiology of seizuresSlow action potentialsCurrent-clamp studiesGFAP-positive astrocytesEpileptic seizure fociPatch-clamp recordingsHuman glial cellsLobe epilepsyAcute slicesRat hippocampusEpilepsy patientsClamp studiesRat astrocytesAstrocytesIntermediate filaments GFAPNormal astrocytesAction potentialsPhysiological propertiesBranched processes
1996
Nicotinic actions on neurones of the central autonomic area in rat spinal cord slices.
Bordey A, Feltz P, Trouslard J. Nicotinic actions on neurones of the central autonomic area in rat spinal cord slices. The Journal Of Physiology 1996, 497: 175-187. PMID: 8951720, PMCID: PMC1160921, DOI: 10.1113/jphysiol.1996.sp021758.Peer-Reviewed Original ResearchConceptsSpontaneous excitatory postsynaptic currentsCentral autonomic areaSympathetic preganglionic neuronesSpinal cord slicesGlutamate-induced currentsAutonomic areasCord slicesTransverse thoracolumbar spinal cord slicesAgonist rank order potencyAction potentialsRat spinal cord slicesWhole-cell patch-clamp techniqueNicotinic acetylcholine receptor agonistExcitatory synaptic activityPresence of tetrodotoxinAcetylcholine receptor agonistExcitatory postsynaptic currentsMembrane current noisePatch-clamp techniqueCurrent-clamp conditionsDetectable current responseRank order potencySEPSC amplitudeVoltage-clamp conditionsStrong inward rectificationPatch‐clamp characterization of nicotinic receptors in a subpopulation of lamina X neurones in rat spinal cord slices.
Bordey A, Feltz P, Trouslard J. Patch‐clamp characterization of nicotinic receptors in a subpopulation of lamina X neurones in rat spinal cord slices. The Journal Of Physiology 1996, 490: 673-678. PMID: 8683466, PMCID: PMC1158705, DOI: 10.1113/jphysiol.1996.sp021176.Peer-Reviewed Original ResearchConceptsLamina X neuronesSpinal cord slicesNicotinic acetylcholine receptorsCord slicesD-tubocurarineCentral canalTransverse thoracolumbar spinal cord slicesAcetylcholine receptorsAction potentialsRat spinal cord slicesWhole-cell patch-clamp techniqueDirect postsynaptic effectPatch-clamp techniqueStrong inward rectificationPostsynaptic effectsDorsal commissureNicotinic receptorsNicotinic agonistsPatch-clamp characterizationNeuronesVentral halfReceptors resultsReversal potentialReceptorsInward rectification