2021
Presynaptic Kv3 channels are required for fast and slow endocytosis of synaptic vesicles
Wu XS, Subramanian S, Zhang Y, Shi B, Xia J, Li T, Guo X, El-Hassar L, Szigeti-Buck K, Henao-Mejia J, Flavell RA, Horvath TL, Jonas EA, Kaczmarek LK, Wu LG. Presynaptic Kv3 channels are required for fast and slow endocytosis of synaptic vesicles. Neuron 2021, 109: 938-946.e5. PMID: 33508244, PMCID: PMC7979485, DOI: 10.1016/j.neuron.2021.01.006.Peer-Reviewed Original ResearchConceptsSlow endocytosisVesicle mobilizationF-actin cytoskeletonChannel mutationsPotassium channelsKv3.3 proteinsInhibits endocytosisRapid endocytosisNovel functionF-actinEndocytosisCrucial functionSynaptic vesiclesFamily channelsSynaptic transmissionDiscovery decadesMembrane potentialNeurotransmitter releaseDiverse neurological disordersIon conductanceMutationsReleasable poolMouse nerve terminalsPotassium channel mutationsPathological effects
2015
Synaptic Release of Neurotransmitters
Levitan I, Kaczmarek L. Synaptic Release of Neurotransmitters. 2015, 187-212. DOI: 10.1093/med/9780199773893.003.0009.ChaptersSynaptic vesiclesIndividual synaptic vesiclesRapid synaptic transmissionGenetic experimentsVoltage-dependent channelsEntry of calciumAmount of transmitterRelease of neurotransmittersSquid stellate ganglionFrog neuromuscular junctionNeurotransmitter releasePhysiological experimentsStellate ganglionSpecific synapsesSpecialized synapsesSynaptic transmissionSynaptic releaseRepetitive stimulationVesiclesPresynaptic terminalsNeuromuscular junctionAction potentialsFurther insightNeurotransmittersExocytosisForm and Function in Cells of the Brain
Levitan I, Kaczmarek L. Form and Function in Cells of the Brain. 2015, 23-38. DOI: 10.1093/med/9780199773893.003.0002.Chapters
2008
Na+-mediated coupling between AMPA receptors and KNa channels shapes synaptic transmission
Nanou E, Kyriakatos A, Bhattacharjee A, Kaczmarek LK, Paratcha G, Manira A. Na+-mediated coupling between AMPA receptors and KNa channels shapes synaptic transmission. Proceedings Of The National Academy Of Sciences Of The United States Of America 2008, 105: 20941-20946. PMID: 19095801, PMCID: PMC2634910, DOI: 10.1073/pnas.0806403106.Peer-Reviewed Original Research
2007
Bcl-xL Inhibitor ABT-737 Reveals a Dual Role for Bcl-xL in Synaptic Transmission
Hickman JA, Hardwick JM, Kaczmarek LK, Jonas EA. Bcl-xL Inhibitor ABT-737 Reveals a Dual Role for Bcl-xL in Synaptic Transmission. Journal Of Neurophysiology 2007, 99: 1515-1522. PMID: 18160428, PMCID: PMC2836590, DOI: 10.1152/jn.00598.2007.Peer-Reviewed Original ResearchConceptsMitochondrial outer membraneEndogenous Bcl-xLMitochondrial channel activityBcl-xLInhibitor ABT-737ABT-737Outer membraneBcl-xL.Pro-apoptotic cleavage productRecombinant Bcl-xLChannel activityBcl-xL proteinSynaptic functionDual roleGenetic toolsDomain pocketSynaptic transmissionSynaptic activityGiant presynaptic terminalEquivalent modificationEndogenous proteolysisRepetitive synaptic activityBH3Cleavage productsProtein
2005
Actions of BAX on Mitochondrial Channel Activity and on Synaptic Transmission
Jonas EA, Hardwick JM, Kaczmarek LK. Actions of BAX on Mitochondrial Channel Activity and on Synaptic Transmission. Antioxidants & Redox Signaling 2005, 7: 1092-1100. PMID: 16115013, DOI: 10.1089/ars.2005.7.1092.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApoptosisBcl-2-Associated X ProteinBcl-X ProteinCell MembraneElectrophysiologyIntracellular MembranesLiposomesLoligoMitochondriaMultigene FamilyNeurotransmitter AgentsPatch-Clamp TechniquesPeptidesPresynaptic TerminalsProtein Structure, TertiarySynapsesSynaptic TransmissionTime FactorsConceptsMitochondrial membraneBcl-2 family proteins BaxCell deathOuter mitochondrial membraneAction of BaxMitochondrial channel activityChannel activityNormal physiological settingsAntiapoptotic Bcl-xL proteinBcl-xL proteinDeath channelMitochondrial architectureMitochondrial channelsProapoptotic fragmentsLarge conductance channelPresynaptic terminalsBcl-xL.Proapoptotic proteinsAlternative functionsProtein BaxPhysiological settingsPhysiological roleSynaptic transmissionBaxNeurotransmitter release
2004
Ion channels on intracellular organelles
Kaczmarek L, Jonas E. Ion channels on intracellular organelles. Advances In Molecular And Cell Biology 2004, 32: 433-458. DOI: 10.1016/s1569-2558(03)32018-1.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsExternal signalsIon channelsCellular functionsInner membraneMitochondrial channelsIntracellular membranesPlasma membraneIntracellular organellesMolecular identityCell deathCytoplasmic calcium levelsHandling of calciumRyanodine receptorProperties of channelsCytoplasmic calciumIntracellular storesPotential roleRelease of calciumInternal storesMembraneRegulationKey roleSynaptic transmissionCalcium influxIntracellular calcium
2003
Modulation of Synaptic Transmission by the BCL-2 Family Protein BCL-xL
Jonas EA, Hoit D, Hickman JA, Brandt TA, Polster BM, Fannjiang Y, McCarthy E, Montanez MK, Hardwick JM, Kaczmarek LK. Modulation of Synaptic Transmission by the BCL-2 Family Protein BCL-xL. Journal Of Neuroscience 2003, 23: 8423-8431. PMID: 12968005, PMCID: PMC6740692, DOI: 10.1523/jneurosci.23-23-08423.2003.Peer-Reviewed Original ResearchConceptsBcl-2 family proteinsProtein Bcl-xLBcl-xLFamily proteinsMitochondrial membranePro-apoptotic cleavage productRecombinant Bcl-xLBcl-xL proteinMitochondrial calcium uptakePresynaptic terminalsInfluences synaptic transmissionCell deathGiant presynaptic terminalSynaptic transmissionChannel activityProteinSquid stellate ganglionMitochondriaCleavage productsSynaptic stabilityAdult brainPostsynaptic responsesCalcium uptakeMembranePatch pipette
1999
Prolonged Activation of Mitochondrial Conductances During Synaptic Transmission
Jonas E, Buchanan J, Kaczmarek L. Prolonged Activation of Mitochondrial Conductances During Synaptic Transmission. Science 1999, 286: 1347-1350. PMID: 10558987, DOI: 10.1126/science.286.5443.1347.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsCalciumCalcium ChannelsDecapodiformesElectric ConductivityElectric StimulationIntracellular MembranesIon ChannelsIon TransportMicroscopy, ElectronMitochondriaPatch-Clamp TechniquesPorinsPresynaptic TerminalsSynaptic TransmissionTime FactorsVoltage-Dependent Anion ChannelsConceptsChannel activityIon channel activityMitochondrial membraneOnly organellesIntracellular organellesIntact cellsIon channelsMitochondriaOrganellesLarge conductanceTens of secondsPresynaptic terminalsIon transportSynaptic transmissionSynaptic stimulationConductanceElectron microscopyPatch-clamp techniqueMembraneActivityCellsActivationSquidStimulation
1986
Phorbol Esters, Protein Phosphorylation and the Regulation of Neuronal Ion Channels
Kaczmarek L. Phorbol Esters, Protein Phosphorylation and the Regulation of Neuronal Ion Channels. Journal Of Experimental Biology 1986, 124: 375-392. PMID: 2428907, DOI: 10.1242/jeb.124.1.375.Peer-Reviewed Original ResearchConceptsProtein kinase CKinase CProtein kinase C resultsPhorbol esterNeuronal ion channelsProtein phosphorylationPlasma membraneLipid environmentIntact cellsIon channelsSuch activatorsEndogenous diacylglycerolVertebratesDiacylglycerolSynthetic diacylglycerolPhosphatidyl serineActivatorEndogenous electrical propertiesInactive speciesSynaptic transmissionInvertebratesCalcium channelsKinasePhosphorylationNervous system
1985
Inhibitors of calcium-dependent enzymes prevent the onset of afterdischarge in the peptidergic bag cell neurons of Aplysia
DeRiemer S, Schweitzer B, Kaczmarek L. Inhibitors of calcium-dependent enzymes prevent the onset of afterdischarge in the peptidergic bag cell neurons of Aplysia. Brain Research 1985, 340: 175-180. PMID: 4027644, DOI: 10.1016/0006-8993(85)90790-5.Peer-Reviewed Original ResearchConceptsBag cell neuronsCalcium-dependent enzymesCell neuronsNeuroactive peptidesAttenuation of secretionOnset of afterdischargeBrief electrical stimulationPeptidergic bag cell neuronsAbility of stimulationEffect of TFPEffects of agentsNeuronal excitabilitySynaptic transmissionAfterdischargesNeurosecretory neuronsElectrical stimulationEndogenous burstingNeuronsSecretionCalmodulin-dependent enzymesProtein kinaseAplysiaStimulationOnsetAgents