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 peptides
1990
Cyclic AMP regulates processing of neuropeptide precursor in bag cell neurons ofAplysia
Azhderian E, Kaczmarek L. Cyclic AMP regulates processing of neuropeptide precursor in bag cell neurons ofAplysia. Journal Of Molecular Neuroscience 1990, 2: 61-70. PMID: 1964064, DOI: 10.1007/bf02876912.Peer-Reviewed Original ResearchConceptsBag cell neuronsEgg-laying hormoneCell neuronsCAMP levelsPresence of tetrodotoxinBag cell clustersAdenylate cyclase activator forskolinELH prohormoneCyclase activator forskolinElevation of cAMPMembrane-permeant cAMP analogAbdominal ganglionControl clustersPermeant cAMP analogueAction potentialsNeuroactive peptidesTreatment of cellsProtein synthesis inhibitor anisomycinActivator forskolinNeuronsProhormoneAfterdischargesCyclic AMPTetrodotoxinComparative peptide mapping
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
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
1980
Purification and primary structure of two neuroactive peptides that cause bag cell afterdischarge and egg-laying in Aplysia
Heller E, Kaczmarek L, Hunkapiller M, Hood L, Strumwasser F. Purification and primary structure of two neuroactive peptides that cause bag cell afterdischarge and egg-laying in Aplysia. Proceedings Of The National Academy Of Sciences Of The United States Of America 1980, 77: 2328-2332. PMID: 6929554, PMCID: PMC348708, DOI: 10.1073/pnas.77.4.2328.Peer-Reviewed Original ResearchConceptsBag cell neuronsEgg-laying hormoneCell neuronsNeuroactive peptidesBag cell afterdischargePeptide BPleuroabdominal connectivesAbdominal ganglionRecipient animalsNeuronal receptorsHead gangliaVitro recordingsReproductive tractBag cellsGangliaAtrial glandNeuronsAtrial gland peptidesHormoneGlandGland peptideAgarose gel filtrationPeptide AAplysiaPro-Phe