2013
Expression of Kv1.3 potassium channels regulates density of cortical interneurons
Duque A, Gazula V, Kaczmarek LK. Expression of Kv1.3 potassium channels regulates density of cortical interneurons. Developmental Neurobiology 2013, 73: 841-855. PMID: 23821603, PMCID: PMC3829632, DOI: 10.1002/dneu.22105.Peer-Reviewed Original ResearchConceptsKv1.3 geneMembrane-spanning channelsKv1.3-/- miceVasoactive intestinal peptideEffect of deletionCerebral cortexKv1.3 potassium channelsNeuropeptide YNeuronal differentiationKv1.3 proteinOlfactory bulbInterneuron populationsSelective poresExpression of Kv1.3Large familyCell membraneKv channelsNumber of calbindinNormal cortical functionWhole cerebral cortexWild-type miceKv1.3GenesDetection of odorsPotassium channels
2012
Regulation of Neuronal Excitability by Interaction of Fragile X Mental Retardation Protein with Slack Potassium Channels
Zhang Y, Brown MR, Hyland C, Chen Y, Kronengold J, Fleming MR, Kohn AB, Moroz LL, Kaczmarek LK. Regulation of Neuronal Excitability by Interaction of Fragile X Mental Retardation Protein with Slack Potassium Channels. Journal Of Neuroscience 2012, 32: 15318-15327. PMID: 23115170, PMCID: PMC3518385, DOI: 10.1523/jneurosci.2162-12.2012.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnisomycinAplysiaCHO CellsCloning, MolecularCricetinaeCricetulusElectrophysiological PhenomenaFragile X Mental Retardation ProteinImmunohistochemistryImmunoprecipitationNeuronsPatch-Clamp TechniquesPotassium ChannelsProtein Synthesis InhibitorsRNA InterferenceRNA, Small InterferingSodiumSynapsesConceptsNeuronal excitabilitySlack potassium channelsTetrodotoxin-sensitive componentCurrent-clamp recordingsSlack channelsMental retardation proteinBag cell neuronsSustained componentIntracellular injectionNeuronal firingInhibitory periodSynaptic stimulationPotassium currentCell neuronsAction potentialsOutward currentsPotassium channelsProlonged changesNeuronsAplysia bag cell neuronsProtein synthesis inhibitor anisomycinExcitabilityFragile X Mental Retardation ProteinCommon formIntellectual disability
2010
Fragile X Mental Retardation Protein Is Required for Rapid Experience-Dependent Regulation of the Potassium Channel Kv3.1b
Strumbos JG, Brown MR, Kronengold J, Polley DB, Kaczmarek LK. Fragile X Mental Retardation Protein Is Required for Rapid Experience-Dependent Regulation of the Potassium Channel Kv3.1b. Journal Of Neuroscience 2010, 30: 10263-10271. PMID: 20685971, PMCID: PMC3485078, DOI: 10.1523/jneurosci.1125-10.2010.Peer-Reviewed Original ResearchConceptsMental retardation proteinAnterior ventral cochlear nucleusFragile X Mental Retardation ProteinRNA-binding proteinProtein translationFMRPWild-type animalsSpecific mRNAsSound localization circuitVentral cochlear nucleusBrainstem synaptosomesExperience-dependent regulationProtein levelsAmplitude-modulated stimuliProteinTrapezoid bodyCochlear nucleusMale miceMedial nucleusNeuronal activityPotassium currentWT controlsSynaptic plasticityTonotopic axisAcoustic stimulationLocalization of Kv1.3 channels in presynaptic terminals of brainstem auditory neurons
Gazula V, Strumbos JG, Mei X, Chen H, Rahner C, Kaczmarek LK. Localization of Kv1.3 channels in presynaptic terminals of brainstem auditory neurons. The Journal Of Comparative Neurology 2010, 518: 3205-3220. PMID: 20575068, PMCID: PMC2894291, DOI: 10.1002/cne.22393.Peer-Reviewed Original ResearchConceptsPresynaptic terminalsBrainstem auditory neuronsPattern of stainingMNTB neuronsPrincipal neuronsSynaptic markersTrapezoid bodyCochlear nucleusAfferent inputAxonal stainingMedial nucleusAuditory brainstemPresynaptic endingsOlfactory bulbAuditory neuronsPotassium channel genesTonotopic axisTonotopic gradientNeuronsKv1.3 channelsProminent labelingPrincipal cellsAuditory stimuliKv1 familyKv1.3Specific and rapid effects of acoustic stimulation on the tonotopic distribution of Kv3.1b potassium channels in the adult rat
Strumbos J, Polley D, Kaczmarek L. Specific and rapid effects of acoustic stimulation on the tonotopic distribution of Kv3.1b potassium channels in the adult rat. Neuroscience 2010, 167: 567-572. PMID: 20219640, PMCID: PMC2854512, DOI: 10.1016/j.neuroscience.2010.02.046.Peer-Reviewed Original ResearchMeSH KeywordsAcoustic StimulationAdaptation, PhysiologicalAnimalsAntibody SpecificityAuditory PathwaysAuditory ThresholdImmunohistochemistryIon Channel GatingNerve Tissue ProteinsNeuronal PlasticityRatsRats, Sprague-DawleyReaction TimeRhombencephalonShaw Potassium ChannelsSound LocalizationSynaptic TransmissionTime FactorsUp-RegulationConceptsTotal cellular levelsCytoplasmic C-terminusCellular levelVoltage-gated potassium channel subunitsPotassium channel subunitsTonotopic distributionAdult ratsC-terminusChannel proteinsChannel subunitsSound localization circuitIon channelsProteinExperience-dependent plasticityCultured neuronsPotassium channelsHigh-frequency stimuliAcute slicesMedial nucleusSynaptic activityAuditory neuronsKv3.1 proteinMin of exposureAction potentialsAcoustic stimulation
2005
Acoustic environment determines phosphorylation state of the Kv3.1 potassium channel in auditory neurons
Song P, Yang Y, Barnes-Davies M, Bhattacharjee A, Hamann M, Forsythe ID, Oliver DL, Kaczmarek LK. Acoustic environment determines phosphorylation state of the Kv3.1 potassium channel in auditory neurons. Nature Neuroscience 2005, 8: 1335-1342. PMID: 16136041, DOI: 10.1038/nn1533.Peer-Reviewed Original ResearchMeSH KeywordsAcoustic StimulationAction PotentialsAnimalsAnimals, NewbornBrain StemCHO CellsCricetinaeCricetulusDose-Response Relationship, RadiationElectric StimulationEnzyme InhibitorsFunctional LateralityGene Expression RegulationImmunohistochemistryIn Vitro TechniquesIndolesMaleimidesNeuronsPatch-Clamp TechniquesPhosphorylationProtein Kinase CRatsRats, Sprague-DawleyTetradecanoylphorbol AcetateConceptsKv3.1 potassium channelAction potentialsAuditory neuronsPotassium channelsShort-duration action potentialsRat brainstem neuronsAuditory brainstem nucleiProtein kinase CHigh-frequency spikingHigh-frequency auditoryBrainstem neuronsHigh-frequency stimuliBrainstem nucleiSynaptic stimulationNeuronsInteraural differencesSound localizationIntrinsic electrical propertiesKinase CLocalization of the Na+‐activated K+ channel Slick in the rat central nervous system
Bhattacharjee A, von Hehn CA, Mei X, Kaczmarek LK. Localization of the Na+‐activated K+ channel Slick in the rat central nervous system. The Journal Of Comparative Neurology 2005, 484: 80-92. PMID: 15717307, DOI: 10.1002/cne.20462.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAuditory PathwaysCentral Nervous SystemCHO CellsComputer SimulationCricetinaeDNA, ComplementaryFacial NerveImmunoblottingImmunohistochemistryIn Situ HybridizationKineticsModels, NeurologicalNeuronsOlfactory BulbPotassium ChannelsPotassium Channels, Sodium-ActivatedRatsReverse Transcriptase Polymerase Chain ReactionRNA ProbesSubcellular FractionsConceptsRat central nervous systemCentral nervous systemNervous systemAuditory neuronsCortical layers IIHigh-frequency stimulationLow-frequency firingDeep cerebellar nucleiSubstantia nigraTrapezoid bodyVestibular nucleiHippocampal CA1Dentate gyrusMedial nucleusCA3 regionOculomotor nucleusCertain neuronsFacial nucleusNeuronal nucleiOlfactory bulbPontine nucleiImmunohistochemical techniquesRed nucleusLayers IISupraoptic nucleus
2001
Localization of two high‐threshold potassium channel subunits in the rat central auditory system
Li W, Kaczmarek L, Perney T. Localization of two high‐threshold potassium channel subunits in the rat central auditory system. The Journal Of Comparative Neurology 2001, 437: 196-218. PMID: 11494252, DOI: 10.1002/cne.1279.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAuditory PathwaysCochlear NucleusFemaleGene ExpressionGeniculate BodiesImmunohistochemistryIn Situ HybridizationInferior ColliculiNeuronsNeuropeptidesOligonucleotide ProbesOlivary NucleusPotassium ChannelsPotassium Channels, Voltage-GatedRatsRats, Sprague-DawleyRNA, MessengerShaw Potassium ChannelsConceptsAuditory neuronsKv3.1 mRNAPotassium channelsMost auditory neuronsBrainstem auditory neuronsRat central auditory systemAction potential thresholdSubpopulation of neuronsCentral auditory systemLateral superior oliveRat auditory systemAuditory systemVoltage-sensitive potassium channelsRapid deactivation kineticsPotassium channel subunitsTrapezoid bodyRat brainstemMedial nucleusVentral nucleusLateral lemniscusTerminal arborizationsSynaptic inputsAuditory nucleiSuperior oliveChannel expressionAplysia Ror Forms Clusters on the Surface of Identified Neuroendocrine Cells
McKay S, Hislop J, Scott D, Bulloch A, Kaczmarek L, Carew T, Sossin W. Aplysia Ror Forms Clusters on the Surface of Identified Neuroendocrine Cells. Molecular And Cellular Neuroscience 2001, 17: 821-841. PMID: 11358481, DOI: 10.1006/mcne.2001.0977.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAmino Acid SequenceAnimalsAntibody SpecificityAplysiaBase SequenceCaenorhabditis elegans ProteinsCell CompartmentationCells, CulturedCloning, MolecularGanglia, InvertebrateImmunohistochemistryMolecular Sequence DataNeuronsNeurosecretory SystemsReceptor Protein-Tyrosine KinasesReceptor Tyrosine Kinase-like Orphan ReceptorsReceptors, Cell SurfaceRNA, MessengerConceptsBag cell neuronsNeuroendocrine bag cell neuronsROR receptorsCultured bag cell neuronsRegulation of growthReceptor tyrosine kinasesMarine mollusk Aplysia californicaPeripheral neuronal processesMollusk Aplysia californicaCellular polarityFunctional domainsTyrosine kinaseIntracellular organellesCell surfaceProteinNeuroendocrine cellsKinaseAplysia californicaRelease sitesNeuronal processesOrganellesNeuronal populationsForm clustersGanglionic neuropilReceptors
1998
Protein Kinase C Regulates a Vesicular Class of Calcium Channels in the Bag Cell Neurons of Aplysia
White B, Nick T, Carew T, Kaczmarek L. Protein Kinase C Regulates a Vesicular Class of Calcium Channels in the Bag Cell Neurons of Aplysia. Journal Of Neurophysiology 1998, 80: 2514-2520. PMID: 9819259, DOI: 10.1152/jn.1998.80.5.2514.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAplysiaCalcium ChannelsGanglia, InvertebrateImmunohistochemistryNerve Tissue ProteinsNeuronsPatch-Clamp TechniquesProtein Kinase C
1997
Localization of a high threshold potassium channel in the rat cochlear nucleus
Perney T, Kaczmarek L. Localization of a high threshold potassium channel in the rat cochlear nucleus. The Journal Of Comparative Neurology 1997, 386: 178-202. PMID: 9295146, DOI: 10.1002/(sici)1096-9861(19970922)386:2<178::aid-cne2>3.0.co;2-z.Peer-Reviewed Original ResearchConceptsCochlear nucleusBushy cellsKv3.1 mRNAKv3.1 channelsPotassium channelsDorsal cochlear nucleusRat cochlear nucleusVentral cochlear nucleusLarge synaptic potentialsTypes of neuronsProximal dendritesSynaptic potentialsAxon terminalsStained neuronsUnmyelinated axonsAuditory neuronsNeuronal firingOctopus cellsMultipolar cellsGiant cellsKv3.1 proteinNeuronsKv3.1Situ hybridizationImmunolabeling
1996
Manipulation of the delayed rectifier Kv1.5 potassium channel in glial cells by antisense oligodeoxynucleotides
Roy M, Saal D, Perney T, Sontheimer H, Waxman S, Kaczmarek L. Manipulation of the delayed rectifier Kv1.5 potassium channel in glial cells by antisense oligodeoxynucleotides. Glia 1996, 18: 177-184. PMID: 8915650, DOI: 10.1002/(sici)1098-1136(199611)18:3<177::aid-glia2>3.0.co;2-x.Peer-Reviewed Original ResearchConceptsGlial cellsKv1.5 channel proteinSpinal cordKv1.5 proteinCultured spinal cordTEA-insensitive currentSpinal cord astrocytesRectifier current densityPotassium channel typesAntisense oligodeoxynucleotide treatmentKv1.5 potassium channelAdult ratsCerebellar slicesChannel proteinsAstrocytesOligodeoxynucleotide treatmentPotassium channelsRectifier currentEndfoot processesSuch treatmentCurrent activationAntisense oligodeoxynucleotidesCordCellsTreatmentInsulin receptor in Aplysia neurons: characterization, molecular cloning, and modulation of ion currents
Jonas E, Knox R, Kaczmarek L, Schwartz J, Solomon D. Insulin receptor in Aplysia neurons: characterization, molecular cloning, and modulation of ion currents. Journal Of Neuroscience 1996, 16: 1645-1658. PMID: 8774433, PMCID: PMC6578688, DOI: 10.1523/jneurosci.16-05-01645.1996.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAmino Acid SequenceAnimalsAplysiaBase SequenceCalcium ChannelsCloning, MolecularDNA, ComplementaryElectrophysiologyImmunohistochemistryInsulinIon ChannelsMolecular ProbesMolecular Sequence DataNeuronsPotassium ChannelsProtein-Tyrosine KinasesReceptor, InsulinTissue DistributionConceptsBag cell neuronsInsulin receptorInsulin-like peptidesImmunocytochemical staining showCell neuronsTyrosine kinase receptorsVertebrate insulinsMolecular cloningHerbimycin ATyrosine residuesTyrosine kinaseKinase receptorsInsulin-like growth factor-1Factor 1Staining showsVoltage-clamped neuronsVoltage-dependent Ca2Growth factor-1Aplysia californicaAplysia neuronsNervous systemReceptorsAction potentialsNeuronsInsulin
1993
The peptide FMRFa terminates a discharge in Aplysia bag cell neurons by modulating calcium, potassium, and chloride conductances
Fisher T, Lin C, Kaczmarek L. The peptide FMRFa terminates a discharge in Aplysia bag cell neurons by modulating calcium, potassium, and chloride conductances. Journal Of Neurophysiology 1993, 69: 2164-2173. PMID: 7688803, DOI: 10.1152/jn.1993.69.6.2164.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAplysiaCalcium ChannelsCells, CulturedChloride ChannelsElectric StimulationElectrophysiologyFMRFamideGangliaImmunohistochemistryIon ChannelsMembrane PotentialsMembrane ProteinsNeuritesNeuronsNeuropeptidesNeurotransmitter AgentsPotassium ChannelsStereotyped BehaviorTetradecanoylphorbol AcetateConceptsBag cell neuronsCell neuronsAction potentialsElectrical stimulationVoltage-activated calcium currentsOnset of afterdischargePowerful inhibitory influenceIntact abdominal gangliaIon substitution experimentsVoltage-clamp experimentsAfferent nervesProtein kinase C. 5Channel blockersCalcium currentPrimary cell culturesAbdominal ganglionInhibitory influenceAfterdischargesCyclic AMP analogueFMRFaOutward currentsNeuronal processesNeuronsAplysia bag cell neuronsReversal potential