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
Exposure to Hypoxia Rapidly Induces Mitochondrial Channel Activity within a Living Synapse*
Jonas EA, Hickman JA, Hardwick JM, Kaczmarek LK. Exposure to Hypoxia Rapidly Induces Mitochondrial Channel Activity within a Living Synapse*. Journal Of Biological Chemistry 2004, 280: 4491-4497. PMID: 15561723, DOI: 10.1074/jbc.m410661200.Peer-Reviewed Original ResearchConceptsMitochondrial channel activityMitochondrial membraneChannel activityBcl-xLBcl-2 family proteinsPro-apoptotic fragmentsOuter mitochondrial membraneTrigger cell deathZ-VAD-FMKBenzyloxycarbonyl-VADFamily proteinsSynaptic responsesMulticonductance channelLarge conductance channelFluoromethyl ketoneCell deathMinutes of hypoxiaResponses of neuronsNeuronal functionSquid giant synapseSynaptic mitochondriaEarly eventsSynaptic functionHypoxic conditionsNeuronal death
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
1991
Neuropeptide inhibition of voltage-gated calcium channels mediated by mobilization of intracellular calcium
Kramer R, Kaczmarek L, Levitan E. Neuropeptide inhibition of voltage-gated calcium channels mediated by mobilization of intracellular calcium. Neuron 1991, 6: 557-563. PMID: 1849723, DOI: 10.1016/0896-6273(91)90058-8.Peer-Reviewed Original ResearchMeSH KeywordsCalciumCalcium ChannelsElectrophysiologyIntracellular MembranesIon Channel GatingNeuropeptidesProtein Kinase CThyrotropin-Releasing HormoneConceptsThyrotropin-releasing hormoneVoltage-gated calcium channelsVoltage-gated Ca2Protein kinase CInactivation of Ca2Pituitary tumor cellsVariety of agentsHormone secretionNeurotransmitter inhibitionIntracellular calciumResult of Ca2Calcium channelsIntracellular Ca2Inhibits Ca2Kinase CEndocrine cellsRoutine useTumor cellsPatch-clamp electrodesPlasma membrane channelsDependent inactivationInhibitionHormoneSecretionCa2
1988
Inositol trisphosphate releases intracellularly stored calcium and modulates ion channels in molluscan neurons
Fink L, Connor J, Kaczmarek L. Inositol trisphosphate releases intracellularly stored calcium and modulates ion channels in molluscan neurons. Journal Of Neuroscience 1988, 8: 2544-2555. PMID: 2470874, PMCID: PMC6569530, DOI: 10.1523/jneurosci.08-07-02544.1988.Peer-Reviewed Original ResearchConceptsBag cell neuronsCell neuronsIntracellular calciumAction potentialsFluorescent calcium indicator fura-2Inositol trisphosphateCalcium indicator fura-2Intracellular calcium levelsIndicator fura-2Non-neuronal cellsCell-attached patch-clamp techniquePatch-clamp techniqueMicroinjection of inositolCultured bag cell neuronsHydrolysis of phosphoinositidesCalcium-containing mediumElectrophysiological effectsInjection of inositolFura-2Calcium levelsExtracellular calciumIsolated neuronsMolluscan neuronsCytosolic calciumTransient hyperpolarization