1998
Expression of a foreign G-protein coupled receptor modulates the excitability of the peptidergic bag cell neurons of Aplysia
Whim M, Kaczmarek L. Expression of a foreign G-protein coupled receptor modulates the excitability of the peptidergic bag cell neurons of Aplysia. Neuroscience Letters 1998, 258: 143-146. PMID: 9885951, DOI: 10.1016/s0304-3940(98)00850-7.Peer-Reviewed Original ResearchConceptsBag cell neuronsCell neuronsMetabotropic glutamate receptorsG proteinsPeptidergic bag cell neuronsAfferent stimulationSpontaneous firingAfferent inputGlutamate receptorsSecond messenger pathwaysPharmacological activationReceptor activationAfterdischargesNeuronsMessenger pathwaysReceptorsActivationAdditional pathwaysExpressionExcitabilityPathwaySustained periodHeterologous Expression of the Kv3.1 Potassium Channel Eliminates Spike Broadening and the Induction of a Depolarizing Afterpotential in the Peptidergic Bag Cell Neurons
Whim M, Kaczmarek L. Heterologous Expression of the Kv3.1 Potassium Channel Eliminates Spike Broadening and the Induction of a Depolarizing Afterpotential in the Peptidergic Bag Cell Neurons. Journal Of Neuroscience 1998, 18: 9171-9180. PMID: 9801357, PMCID: PMC6792887, DOI: 10.1523/jneurosci.18-22-09171.1998.Peer-Reviewed Original ResearchConceptsBag cell neuronsCell neuronsAction potentialsCalcium entryUse-dependent inactivationExpression of Kv3.1Kv3.1 potassium channelPeptidergic bag cell neuronsControl neuronsSpontaneous firingBrief synaptic stimulationCalcium currentNeuronal excitabilityIntracellular calciumCalcium influxSynaptic stimulationDepolarizing afterpotentialsBAPTA-AMAfterpotentialsNeuronsPotassium channelsClusters of cellsKv3.1InductionPhysiological role
1987
Stimulation of protein kinase C recruits covert calcium channels in Aplysia bag cell neurons
Strong J, Fox A, Tsien R, Kaczmarek L. Stimulation of protein kinase C recruits covert calcium channels in Aplysia bag cell neurons. Nature 1987, 325: 714-717. PMID: 2434853, DOI: 10.1038/325714a0.Peer-Reviewed Original ResearchConceptsProtein kinase CBag cell neuronsKinase CProtein kinaseCyclic AMP-dependent protein kinaseAMP-dependent protein kinaseAplysia bag cell neuronsCell neuronsCalcium channelsSingle-channel levelExcitable cellsKinaseUntreated cellsUnitary conductanceCalcium currentPeptidergic bag cell neuronsVoltage-activated calcium channelsCardiac muscleDifferent unitary conductancesCellsDifferent mechanismsVoltage-activated calcium currentsChannel levelSecond classNeurons
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
1983
Calcium entry causes a prolonged refractory period in peptidergic neurons of Aplysia
Kaczmarek L, Kauer J. Calcium entry causes a prolonged refractory period in peptidergic neurons of Aplysia. Journal Of Neuroscience 1983, 3: 2230-2239. PMID: 6631477, PMCID: PMC6564640, DOI: 10.1523/jneurosci.03-11-02230.1983.Peer-Reviewed Original ResearchConceptsOnset of afterdischargeProlonged refractory periodBag cell clustersBag cell neuronsCumulative depolarizationRefractory periodNatural refractorinessCell neuronsCalcium entryAction potentialsConcentration of ionophoreExtracellular tetraethylammonium ionsRepetitive intracellular stimulationPeptidergic bag cell neuronsPleuroabdominal connectivesCell clustersCalcium-deficient mediumAdenylate cyclase activatorCalcium-containing mediumMean durationPeptidergic neuronsAbdominal ganglionAfterdischargesBrief trainsIntracellular stimulation
1982
Intracellular modulation of membrane channels by cyclic AMP-mediated protein phosphorylation in peptidergic neurons of Aplysia.
Strumwasser F, Kaczmarek L, Jennings K. Intracellular modulation of membrane channels by cyclic AMP-mediated protein phosphorylation in peptidergic neurons of Aplysia. The FASEB Journal 1982, 41: 2933-9. PMID: 6292000.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsProtein phosphorylationCyclic AMPPotassium channelsBag cell neuronsEgg-laying hormoneMembrane channelsIntracellular modulationPhosphorylationPeptidergic bag cell neuronsCell neuronsExact identityPeptidergic neuronsImportant componentControl eggsElectrical afterdischargeNeuroactive peptidesAMPEggsCorrelated behaviorNeuronsAplysiaPeptides