2019
Phactr1 regulates Slack (KCNT1) channels via protein phosphatase 1 (PP1)
Ali SR, Malone TJ, Zhang Y, Prechova M, Kaczmarek LK. Phactr1 regulates Slack (KCNT1) channels via protein phosphatase 1 (PP1). The FASEB Journal 2019, 34: 1591-1601. PMID: 31914597, PMCID: PMC6956700, DOI: 10.1096/fj.201902366r.Peer-Reviewed Original ResearchConceptsProtein phosphatase 1Phosphatase 1Binding of PP1C-terminusCytoplasmic signaling proteinsCytoplasmic C-terminusActin-binding proteinsSlack channelsPKC phosphorylation sitesPhosphoprotein substratesDisease-causing mutationsPhosphorylation sitesSignaling proteinsSlack currentsHuman mutationsSodium-activated potassium channelsPHACTR1Slack genePotassium channelsProteinActinMutationsPatch-clamp recordingsCentral nervous systemMutants
2015
Kv3.3 potassium channels and spinocerebellar ataxia
Zhang Y, Kaczmarek LK. Kv3.3 potassium channels and spinocerebellar ataxia. The Journal Of Physiology 2015, 594: 4677-4684. PMID: 26442672, PMCID: PMC4983625, DOI: 10.1113/jp271343.Peer-Reviewed Original ResearchConceptsPurkinje cellsPotassium channelsAuditory brainstem nucleiCentral nervous systemUnique neurodegenerative diseaseCerebellar Purkinje cellsVoltage-dependent potassium channelsSpinocerebellar ataxia type 13Neuronal survivalBrainstem nucleiExtracerebellar symptomsCerebellar degenerationNervous systemNeurodegenerative diseasesComplex spikesNormal functionKv3.3Disease-causing mutationsType 13Kv3.3 potassium channelSpinocerebellar ataxiaHigh rateCerebellumDifferent mutationsPhysiological functions
2013
Slack, Slick, and Sodium‐Activated Potassium Channels
Kaczmarek LK. Slack, Slick, and Sodium‐Activated Potassium Channels. International Scholarly Research Notices 2013, 2013: 354262. PMID: 24319675, PMCID: PMC3850776, DOI: 10.1155/2013/354262.Peer-Reviewed Original ResearchSodium-activated potassium currentPotassium channelsMore action potentialsCentral nervous systemAMPA receptorsNeuronal plasticityNative neuronsNervous systemNeurotransmitter receptorsSlick channelsIntracellular sodiumPotassium currentAction potentialsIntellectual functionSlack channelsReceptorsHuman mutationsSevere defectsCentral roleNeurons
2008
Repetitive Firing Triggers Clustering of Kv2.1 Potassium Channels in Aplysia Neurons*
Zhang Y, McKay SE, Bewley B, Kaczmarek LK. Repetitive Firing Triggers Clustering of Kv2.1 Potassium Channels in Aplysia Neurons*. Journal Of Biological Chemistry 2008, 283: 10632-10641. PMID: 18276591, DOI: 10.1074/jbc.m800253200.Peer-Reviewed Original ResearchConceptsBag cell neuronsKv2.1 channelsPotassium channelsPlasma membraneC-terminusKv2.1 clustersKv2.1 potassium channelCell neuronsMammalian neuronsReproductive behaviorRectifier potassium channelFrequency-dependent broadeningRapid redistributionAplysia neuronsClamp recordingsAcid peptidePartial inactivationRing-like clustersPhysiological changesKv2.1Neuronal excitabilityCentral nervous systemAction potentialsGenesNervous system
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
2002
Localization of the Slack potassium channel in the rat central nervous system
Bhattacharjee A, Gan L, Kaczmarek LK. Localization of the Slack potassium channel in the rat central nervous system. The Journal Of Comparative Neurology 2002, 454: 241-254. PMID: 12442315, DOI: 10.1002/cne.10439.Peer-Reviewed Original ResearchConceptsRat central nervous systemSlack potassium channelsChannel subunitsRat brain slicesCentral nervous systemRat brain membranesOnly cortical regionDeep cerebellar nucleiGiant presynaptic terminalSlo subunitWestern blot analysisSubstantia nigraTrigeminal systemImmunohistochemical studyMedial nucleusOculomotor nucleusReticular formationBrain slicesFrontal cortexOlfactory bulbPresynaptic terminalsRed nucleusNervous systemCerebellar nucleiBrain membranesEndogenous parathyroid hormone-related protein functions as a neuroprotective agent
Chatterjee O, Nakchbandi IA, Philbrick WM, Dreyer BE, Zhang J, Kaczmarek LK, Brines ML, Broadus AE. Endogenous parathyroid hormone-related protein functions as a neuroprotective agent. Brain Research 2002, 930: 58-66. PMID: 11879796, DOI: 10.1016/s0006-8993(01)03407-2.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBrain NeoplasmsCalcium ChannelsCells, CulturedCerebral CortexDose-Response Relationship, DrugExcitatory Amino Acid AgonistsFemaleInjections, IntraperitonealKainic AcidL-Lactate DehydrogenaseMiceMice, KnockoutNeuroblastomaNeuronsNeuroprotective AgentsParathyroid Hormone-Related ProteinPatch-Clamp TechniquesPregnancyProteinsConceptsL-type voltage-sensitive calcium channelsCalcium channelsHippocampal c-Fos expressionVoltage-sensitive calcium channelsKainic acid-induced excitotoxicityCerebral cortical culturesFunction of PTHrPKainic acid excitotoxicityL-type calcium channelsCultured cerebellar granule cellsSensitive calcium channelsHormone-related proteinCentral nervous systemWhole-cell techniqueC-fos expressionCultured mouse neuroblastoma cellsCerebellar granule cellsMouse neuroblastoma cellsKainate toxicityCerebral cortexNeuroprotective agentsKainic acidLittermate miceCortical culturesPTHrP functions
2001
Neurotransmitters and Neurohormones
B.Levitan I, Kaczmarek L. Neurotransmitters and Neurohormones. 2001, 223-252. DOI: 10.1093/oso/9780195145236.003.0010.Peer-Reviewed Original Research
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 signalActivation of Kv3.1 channels in neuronal spine-like structures may induce local potassium ion depletion
Wang L, Gan L, Perney T, Schwartz I, Kaczmarek L. Activation of Kv3.1 channels in neuronal spine-like structures may induce local potassium ion depletion. Proceedings Of The National Academy Of Sciences Of The United States Of America 1998, 95: 1882-1887. PMID: 9465111, PMCID: PMC19207, DOI: 10.1073/pnas.95.4.1882.Peer-Reviewed Original ResearchConceptsSpine-like structuresIon channelsMembrane structureMembrane compartmentsVesicle compartmentKv3.1 channelsBulk cytoplasmElectron immunomicroscopyCHO cellsPostsynaptic membraneVesiclesMembrane patchesSpine-like protrusionsNeuronal membrane structurePotassium channel Kv3.1Channel Kv3.1CellsComplete inactivationInactivationCompartmentsRapid depletionCentral nervous systemSlow refillingSynaptic stimulationNeuronal structures
1980
Peptides controlling behavior in Aplysia.
Strumwasser F, Kaczmarek L, Chiu A, Heller E, Jennings K, Viele D. Peptides controlling behavior in Aplysia. Society Of General Physiologists Series 1980, 35: 197-218. PMID: 7414370.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsCentral nervous systemNervous systemPeripheral targetsSmall molecule transmittersSubstance PReceptor binding sitesPeripheral sourcesNeuropeptidergic systemsDifferent receptorsBag cellsHormonal peptidesSingle hormoneRespective peptidesAtrial glandHormoneGlandELHPeptidesSystem actionsTargetSpecific actionsSomatostatinGastrinReceptors