2013
A sodium-activated potassium channel supports high-frequency firing and reduces energetic costs during rapid modulations of action potential amplitude
Markham MR, Kaczmarek LK, Zakon HH. A sodium-activated potassium channel supports high-frequency firing and reduces energetic costs during rapid modulations of action potential amplitude. Journal Of Neurophysiology 2013, 109: 1713-1723. PMID: 23324315, PMCID: PMC3628015, DOI: 10.1152/jn.00875.2012.Peer-Reviewed Original Research
2005
Localization 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
2004
The voltage-gated potassium channel Kv1.3 regulates peripheral insulin sensitivity
Xu J, Wang P, Li Y, Li G, Kaczmarek LK, Wu Y, Koni PA, Flavell RA, Desir GV. The voltage-gated potassium channel Kv1.3 regulates peripheral insulin sensitivity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2004, 101: 3112-3117. PMID: 14981264, PMCID: PMC365752, DOI: 10.1073/pnas.0308450100.Peer-Reviewed Original ResearchMeSH KeywordsAdipose TissueAnimalsBiological TransportFastingGlucoseInsulinInterleukin-6JNK Mitogen-Activated Protein KinasesKineticsKv1.3 Potassium ChannelMaleMiceMice, Inbred C57BLMice, KnockoutMice, ObeseMitogen-Activated Protein KinasesModels, BiologicalMuscle, SkeletalPotassium ChannelsPotassium Channels, Voltage-GatedTumor Necrosis Factor-alphaConceptsKv1.3-/- micePeripheral glucose homeostasisPeripheral insulin sensitivityPlasma membraneGene inactivationInsulin sensitivityAmount of GLUT4Skeletal muscleTerminal kinase (JNK) activityGlucose homeostasisAdipose tissueLower blood insulin levelsVoltage-gated potassium channelsInsulin-stimulated glucose uptakeVoltage-gated potassium channel Kv1.3Tumor necrosis factor productionExperimental autoimmune encephalitisBlood insulin levelsHigh-fat dietPotassium channel Kv1.3Tumor necrosis factor secretionPeripheral T lymphocytesKinase activityNecrosis factor productionNumber of tissuesKv1.3 Channel Gene-Targeted Deletion Produces “Super-Smeller Mice” with Altered Glomeruli, Interacting Scaffolding Proteins, and Biophysics
Fadool DA, Tucker K, Perkins R, Fasciani G, Thompson RN, Parsons AD, Overton JM, Koni PA, Flavell RA, Kaczmarek LK. Kv1.3 Channel Gene-Targeted Deletion Produces “Super-Smeller Mice” with Altered Glomeruli, Interacting Scaffolding Proteins, and Biophysics. Neuron 2004, 41: 389-404. PMID: 14766178, PMCID: PMC2737549, DOI: 10.1016/s0896-6273(03)00844-4.Peer-Reviewed Original ResearchMeSH Keywords14-3-3 ProteinsAdaptor Proteins, Vesicular TransportAnimalsBehavior, AnimalBlotting, WesternBody WeightBrain-Derived Neurotrophic FactorCalcium ChannelsCells, CulturedDensitometryDifferential ThresholdDiscrimination, PsychologicalDose-Response Relationship, DrugDrinkingElectric StimulationEmbryo, MammalianEnergy IntakeExploratory BehaviorGene DeletionGRB10 Adaptor ProteinHabituation, PsychophysiologicHumansInsulinKidneyKineticsKv1.3 Potassium ChannelMembrane PotentialsMiceMice, KnockoutMotor ActivityNerve Tissue ProteinsNeuronsNeurotoxinsNuclear Matrix-Associated ProteinsOdorantsOlfactory BulbPatch-Clamp TechniquesPotassium ChannelsPotassium Channels, Voltage-GatedProteinsRas ProteinsReceptor, trkBReverse Transcriptase Polymerase Chain ReactionRNA, MessengerScorpion VenomsSensory ThresholdsSrc-Family KinasesTime FactorsTyrosine 3-MonooxygenaseConceptsKv1.3-/- miceProtein-protein interactionsGene-targeted deletionKv1.3-null miceSignal transductionScaffolding proteinSignaling cascadesChannel genesC-type inactivationDeletionMembrane potentialNull miceOlfactory codingDetection of odorsPotassium channelsKv1.3 channelsProteinSense of smellSlow inactivation kineticsWild-type miceTransductionGenesOlfactory bulb mitral cellsMiceRole
2003
Slick (Slo2.1), a Rapidly-Gating Sodium-Activated Potassium Channel Inhibited by ATP
Bhattacharjee A, Joiner WJ, Wu M, Yang Y, Sigworth FJ, Kaczmarek LK. Slick (Slo2.1), a Rapidly-Gating Sodium-Activated Potassium Channel Inhibited by ATP. Journal Of Neuroscience 2003, 23: 11681-11691. PMID: 14684870, PMCID: PMC6740956, DOI: 10.1523/jneurosci.23-37-11681.2003.Peer-Reviewed Original ResearchMeSH KeywordsAdenosine TriphosphateAmino Acid SequenceAnimalsCells, CulturedChloridesCHO CellsCloning, MolecularCricetinaeElectric ConductivityHumansIon Channel GatingKineticsMolecular Sequence DataPotassium ChannelsPotassium Channels, Sodium-ActivatedRatsSequence AlignmentSodiumTissue DistributionXenopusModulation of the Kv3.1b Potassium Channel Isoform Adjusts the Fidelity of the Firing Pattern of Auditory Neurons
Macica CM, von Hehn CA, Wang LY, Ho CS, Yokoyama S, Joho RH, Kaczmarek LK. Modulation of the Kv3.1b Potassium Channel Isoform Adjusts the Fidelity of the Firing Pattern of Auditory Neurons. Journal Of Neuroscience 2003, 23: 1133-1141. PMID: 12598601, PMCID: PMC6742259, DOI: 10.1523/jneurosci.23-04-01133.2003.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsBrain StemCells, CulturedCHO CellsCricetinaeElectric ConductivityEvoked Potentials, AuditoryKineticsMiceMice, KnockoutNeuronsNeuropeptidesPatch-Clamp TechniquesPhosphorylationPotassium ChannelsPotassium Channels, Voltage-GatedProtein IsoformsProtein Kinase CSerineShaw Potassium ChannelsTetradecanoylphorbol AcetateConceptsTrapezoid bodyMedial nucleusAuditory neuronsHigh-frequency stimulationWild-type neuronsKv3.1 potassium channelHigh-threshold componentPotassium channel isoformsGreat temporal precisionPartial decreaseProtein kinase C activationAction potentialsLocation of soundsMice resultsFiring patternsNeuronsSensory stimulationPotassium channelsChannel isoformsKinase C activationKv3.1Kv3.1 geneStimulationHigh frequencyProtein kinase C
1998
High-frequency firing helps replenish the readily releasable pool of synaptic vesicles
Wang L, Kaczmarek L. High-frequency firing helps replenish the readily releasable pool of synaptic vesicles. Nature 1998, 394: 384-388. PMID: 9690475, DOI: 10.1038/28645.Peer-Reviewed Original ResearchConceptsReleasable poolPotassium channel blocker tetraethylammoniumChannel blocker Cd2Synaptic vesiclesPresynaptic action potentialHigh-frequency stimulationVoltage-gated Ca2Short-term synaptic depressionCentral nervous systemPatch-clamp recordingsHigh-frequency firingGiant synapsesPostsynaptic mechanismsBuffer EGTAMouse auditoryBlocker tetraethylammoniumSynaptic activitySynaptic depressionPresynaptic terminalsNervous systemAction potentialsRate of replenishmentSynapsesCa2Key signalContribution of the Kv3.1 potassium channel to high‐frequency firing in mouse auditory neurones
Wang L, Gan L, Forsythe I, Kaczmarek L. Contribution of the Kv3.1 potassium channel to high‐frequency firing in mouse auditory neurones. The Journal Of Physiology 1998, 509: 183-194. PMID: 9547392, PMCID: PMC2230948, DOI: 10.1111/j.1469-7793.1998.183bo.x.Peer-Reviewed Original Research
1997
The Secretion of Classical and Peptide Cotransmitters from a Single Presynaptic Neuron Involves a Synaptobrevin-Like Molecule
Whim M, Niemann H, Kaczmarek L. The Secretion of Classical and Peptide Cotransmitters from a Single Presynaptic Neuron Involves a Synaptobrevin-Like Molecule. Journal Of Neuroscience 1997, 17: 2338-2347. PMID: 9065494, PMCID: PMC6573516, DOI: 10.1523/jneurosci.17-07-02338.1997.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAnimalsAplysiaCalciumCells, CulturedCoculture TechniquesElectric ConductivityGanglia, InvertebrateKineticsMagnesiumMembrane PotentialsMembrane ProteinsNerve Tissue ProteinsNeuronsNeurons, AfferentNeuropeptidesPatch-Clamp TechniquesPresynaptic TerminalsR-SNARE ProteinsRecombinant ProteinsSynapsesTetanus ToxinConceptsClassical transmittersSingle presynaptic neuronRelease of neuropeptidesSingle action potentialPresynaptic release sitesSecretion of peptidesNeuron B2Peptidergic synapsesSynaptic typesSensory neuronsPresynaptic neuronsTetanus toxinPeptide cotransmittersAction potentialsPresynaptic injectionSecretionNeuronsMolecular mechanismsSynapseTypes of transmittersB2CotransmitterNeuropeptidesPeptidesRelease
1996
Regulation of potassium channels by protein kinases
Jonas E, Kaczmarek L. Regulation of potassium channels by protein kinases. Current Opinion In Neurobiology 1996, 6: 318-323. PMID: 8794088, DOI: 10.1016/s0959-4388(96)80114-0.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsCloning and Characterization of the Promoter for a Potassium Channel Expressed in High Frequency Firing Neurons (∗)
Gan L, Perney T, Kaczmarek L. Cloning and Characterization of the Promoter for a Potassium Channel Expressed in High Frequency Firing Neurons (∗). Journal Of Biological Chemistry 1996, 271: 5859-5865. PMID: 8621457, DOI: 10.1074/jbc.271.10.5859.Peer-Reviewed Original Research3T3 Cells8-Bromo Cyclic Adenosine MonophosphateAnimalsBase SequenceBinding SitesBucladesineCell DifferentiationChloramphenicol O-AcetyltransferaseCloning, MolecularCyclic AMPDNA PrimersDNA, ComplementaryFibroblastsGene ExpressionGenomic LibraryIonomycinKineticsMiceMolecular Sequence DataNeuronsNeuropeptidesPC12 CellsPlasmidsPodophyllinPodophyllotoxinPotassium ChannelsPotassium Channels, Voltage-GatedPromoter Regions, GeneticRatsRecombinant ProteinsRegulatory Sequences, Nucleic AcidRestriction MappingSequence DeletionShaw Potassium ChannelsTransfection
1995
Electrophysiological and pharmacological characterization of a mammalian Shaw channel expressed in NIH 3T3 fibroblasts
Kanemasa T, Gan L, Perney T, Wang L, Kaczmarek L. Electrophysiological and pharmacological characterization of a mammalian Shaw channel expressed in NIH 3T3 fibroblasts. Journal Of Neurophysiology 1995, 74: 207-217. PMID: 7472324, DOI: 10.1152/jn.1995.74.1.207.Peer-Reviewed Original ResearchModulation of the inactivation of voltage-dependent potassium channels by cAMP
Chung S, Kaczmarek L. Modulation of the inactivation of voltage-dependent potassium channels by cAMP. Journal Of Neuroscience 1995, 15: 3927-3935. PMID: 7751955, PMCID: PMC6578223, DOI: 10.1523/jneurosci.15-05-03927.1995.Peer-Reviewed Original Research
1994
A shab potassium channel contributes to action potential broadening in peptidergic neurons
Quattrocki E, Marshall J, Kaczmarek L. A shab potassium channel contributes to action potential broadening in peptidergic neurons. Neuron 1994, 12: 73-86. PMID: 8292361, DOI: 10.1016/0896-6273(94)90153-8.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAmino Acid SequenceAnimalsAplysiaBase SequenceCloning, MolecularDNA, ComplementaryFemaleInvertebrate HormonesKineticsMathematicsModels, TheoreticalMolecular Sequence DataNeuronsOocytesPolymerase Chain ReactionPotassiumPotassium ChannelsShab Potassium ChannelsTetraethylammoniumTetraethylammonium CompoundsTranscription, GeneticXenopus laevis
1992
Inhibition of peptide release from invertebrate neurons by the protein kinase inhibitor H-7
Loechner K, Mattessich-Arrandale J, Azhderian E, Kaczmarek L. Inhibition of peptide release from invertebrate neurons by the protein kinase inhibitor H-7. Brain Research 1992, 581: 315-318. PMID: 1393536, DOI: 10.1016/0006-8993(92)90724-n.Peer-Reviewed Original Research