2008
PKC-Induced Intracellular Trafficking of CaV2 Precedes Its Rapid Recruitment to the Plasma Membrane
Zhang Y, Helm JS, Senatore A, Spafford JD, Kaczmarek LK, Jonas EA. PKC-Induced Intracellular Trafficking of CaV2 Precedes Its Rapid Recruitment to the Plasma Membrane. Journal Of Neuroscience 2008, 28: 2601-2612. PMID: 18322103, PMCID: PMC2830008, DOI: 10.1523/jneurosci.4314-07.Peer-Reviewed Original ResearchConceptsProtein kinase CActivation of PKCPlasma membraneGrowth conesLatrunculin BIntracellular traffickingActin polymerizationIntact microtubulesIntact actinKinase CChannel insertionPKC activationIon channelsMicrotubule polymerizationRapid recruitmentOrganellesLamellipodiumSubunitsMicrotubulesActinMembraneActivationRecruitmentCone terminalsNew sites
2006
A Store-Operated Ca2+ Influx Pathway in the Bag Cell Neurons of Aplysia
Kachoei BA, Knox RJ, Uthuza D, Levy S, Kaczmarek LK, Magoski NS. A Store-Operated Ca2+ Influx Pathway in the Bag Cell Neurons of Aplysia. Journal Of Neurophysiology 2006, 96: 2688-2698. PMID: 16885525, PMCID: PMC2894935, DOI: 10.1152/jn.00118.2006.Peer-Reviewed Original ResearchMeSH KeywordsAnilidesAnimalsAplysiaCalcium Channel BlockersCalcium ChannelsCalcium SignalingElectrophysiologyEnzyme InhibitorsImidazolesIn Vitro TechniquesIndicators and ReagentsIndolesInositol 1,4,5-TrisphosphateLanthanumMacrocyclic CompoundsMembrane PotentialsNeuronsNickelOxazolesRyanodine Receptor Calcium Release ChannelThapsigarginThiadiazolesConceptsBag cell neuronsCell neuronsCyclopiazonic acidCPA-sensitive storesSmooth muscle cell lineAbsence of extracellularCultured bag cell neuronsRyanodine receptor agonistATPase inhibitorReceptor blockersReceptor agonistNeuropeptide secretionXestospongin CMuscle cell lineInflux pathwayIntracellular storesNonneuronal cellsAcidic storesElevated intracellularNeuronsStore depletionAfterdischargesCell linesBafilomycin AEntry pathway
2004
Activation of a calcium entry pathway by sodium pyrithione in the bag cell neurons of Aplysia
Knox RJ, Magoski NS, Wing D, Barbee SJ, Kaczmarek LK. Activation of a calcium entry pathway by sodium pyrithione in the bag cell neurons of Aplysia. Developmental Neurobiology 2004, 60: 411-423. PMID: 15307146, DOI: 10.1002/neu.20029.Peer-Reviewed Original ResearchConceptsAplysia bag cell neuronsWhole-cell current-clamp recordingsBag cell neuronsPlasma membraneCurrent-clamp recordingsNeuronal physiologyCytosolic pHCytosolic freeMembrane potentialCell neuronsSodium pyrithionePresence of externalRatiometric imagingMV depolarizationClose structural analogueHill coefficientNapStructural analoguesSpeciesKv1.3 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
2002
Endogenous 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
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
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 Research
1997
Identification of a Vesicular Pool of Calcium Channels in the Bag Cell Neurons of Aplysia californica
White B, Kaczmarek L. Identification of a Vesicular Pool of Calcium Channels in the Bag Cell Neurons of Aplysia californica. Journal Of Neuroscience 1997, 17: 1582-1595. PMID: 9030618, PMCID: PMC6573390, DOI: 10.1523/jneurosci.17-05-01582.1997.Peer-Reviewed Original ResearchConceptsBag cell neuronsCalcium channel alpha1 subunitAplysia nervous systemProtein kinase CCell neuronsAplysia californicaBag cell clustersCalcium channelsChannel alpha1 subunitCell clustersVesicular channelsMembrane proteinsReverse-transcribed RNAVesicular localizationPlasma membraneEgg-laying hormoneMolecular mechanismsSubcellular distributionKinase CLysoTracker RedDense-core vesiclesAcidic organellesGrowth conesCalcium channel subtypesCalcium current modulationRegulation by insulin of a unique neuronal Ca2+ pool and of neuropeptide secretion
Jonas E, Knox R, Smith T, Wayne N, Connor J, Kaczmarek L. Regulation by insulin of a unique neuronal Ca2+ pool and of neuropeptide secretion. Nature 1997, 385: 343-346. PMID: 9002519, DOI: 10.1038/385343a0.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBenzoquinonesCalciumCalcium ChannelsCells, CulturedCyclic AMPEndoplasmic ReticulumHeparinInositol 1,4,5-TrisphosphateInositol 1,4,5-Trisphosphate ReceptorsInsulinInvertebrate HormonesLactams, MacrocyclicNeuronsNeuropeptidesProtein-Tyrosine KinasesQuinonesReceptors, Cytoplasmic and NuclearRifabutinThapsigarginConceptsIntracellular Ca2Neuropeptide secretionSpontaneous action potentialsEffect of insulinSecretion of neuropeptidesTyrosine kinase receptorsAcute riseBag cell neuronsDistal tipNeuronal dischargeNeuronal Ca2Distinct intracellular poolsCell neuronsAction potentialsCyclic AMP analogueInsulinNeuropeptidesInsulin receptorKinase receptorsSecretionPresumed siteNeuronsIntracellular poolMitochondrial Ca2Receptors
1996
Identification and Characterization of a Ca2+-Sensitive Nonspecific Cation Channel Underlying Prolonged Repetitive Firing in Aplysia Neurons
Wilson G, Richardson F, Fisher T, Olivera B, Kaczmarek L. Identification and Characterization of a Ca2+-Sensitive Nonspecific Cation Channel Underlying Prolonged Repetitive Firing in Aplysia Neurons. Journal Of Neuroscience 1996, 16: 3661-3671. PMID: 8642410, PMCID: PMC6578840, DOI: 10.1523/jneurosci.16-11-03661.1996.Peer-Reviewed Original ResearchConceptsNonspecific cation channelRepetitive firingCation channelsSpontaneous repetitive firingNeuronal response propertiesBag cell neuronsSlow inwardNeuronal excitabilityCell neuronsChannels underliesProlonged dischargeAplysia bag cell neuronsAplysia neuronsAfterdischargesNeuronsPhosphorylation-mediated changesResponse propertiesChannel recordingsConus textileFiringO mVTetrodotoxinExcitabilityInsulin 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
1994
Transient changes in intracellular calcium associated with a prolonged increase in excitability in neurons of Aplysia californica
Fisher T, Levy S, Kaczmarek L. Transient changes in intracellular calcium associated with a prolonged increase in excitability in neurons of Aplysia californica. Journal Of Neurophysiology 1994, 71: 1254-1257. PMID: 8201416, DOI: 10.1152/jn.1994.71.3.1254.Peer-Reviewed Original ResearchConceptsIntracellular calcium levelsBag cell neuronsCalcium levelsSpontaneous firingCell neuronsIntracellular calciumAction potentialsTransient elevationBasal intracellular calcium levelsLong-duration action potentialsBasal calcium levelsFree calcium ion concentrationTriggers calcium releaseCalcium-sensitive microelectrodesAplysia californicaIndividual action potentialsAfferent stimulationAfferent inputAfterdischargesProlonged increaseCalcium releaseCalcium ion concentrationNeuronsBiphasic patternPrimary cultures
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
1992
Hyperosmotic media inhibit voltage-dependent calcium influx and peptide release in Aplysia neurons
Loechner K, Knox R, Connor J, Kaczmarek L. Hyperosmotic media inhibit voltage-dependent calcium influx and peptide release in Aplysia neurons. The Journal Of Membrane Biology 1992, 128: 41-52. PMID: 1323684, DOI: 10.1007/bf00231869.Peer-Reviewed Original ResearchConceptsBag cell neuronsCell neuronsAction potentialsVoltage-dependent calcium influxVoltage-dependent calcium currentsPotassium-induced depolarizationIntracellular calcium levelsCalcium indicator dyeEffect of hyperosmolalityHyperosmotic mediumCalcium currentCalcium influxFura-2Calcium levelsPeptide secretionCalcium entryAfterdischargesBrief stimulationNeuroactive peptidesNeuronsSecretory propertiesAplysia neuronsHigh potassiumPeptide releaseRelease of peptidesRecruitment of Ca2+ channels by protein kinase C during rapid formation of putative neuropeptide release sites in isolated Aplysia neurons
Knox R, Quattrocki E, Connor J, Kaczmarek L. Recruitment of Ca2+ channels by protein kinase C during rapid formation of putative neuropeptide release sites in isolated Aplysia neurons. Neuron 1992, 8: 883-889. PMID: 1316764, DOI: 10.1016/0896-6273(92)90202-o.Peer-Reviewed Original Research
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 ResearchConceptsThyrotropin-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
The regulation of neuronal calcium and potassium channels by protein phosphorylation.
Kaczmarek L. The regulation of neuronal calcium and potassium channels by protein phosphorylation. 1988, 22: 113-38. PMID: 2852021.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus Statements