2025
Molecular Components of Vesicle Cycling at the Rod Photoreceptor Ribbon Synapse
Hanke-Gogokhia C, Zapadka T, Finkelstein S, Arshavsky V, Demb J. Molecular Components of Vesicle Cycling at the Rod Photoreceptor Ribbon Synapse. Advances In Experimental Medicine And Biology 2025, 1468: 325-330. PMID: 39930217, DOI: 10.1007/978-3-031-76550-6_54.Peer-Reviewed Original ResearchConceptsSynaptic vesicle exocytosisSynaptic vesicle recyclingPhotoreceptor ribbon synapseVesicle exocytosisVesicle recyclingVesicle cycleVesicle releaseRibbon synapseProtein synthesisProperties of synaptic transmissionMolecular componentsMouse rodsSynaptic terminalsRod cellsProteinVesiclesRod photoreceptorsDim lightSynaptic transmissionInner segmentsCellsExocytosisEndocytosisOuter segmentsEnergy production
2024
Spatiotemporal Organization of Prefrontal Norepinephrine Influences Neuronal Activity
Glaeser-Khan S, Savalia N, Cressy J, Feng J, Li Y, Kwan A, Kaye A. Spatiotemporal Organization of Prefrontal Norepinephrine Influences Neuronal Activity. ENeuro 2024, 11: eneuro.0252-23.2024. PMID: 38702188, PMCID: PMC11134306, DOI: 10.1523/eneuro.0252-23.2024.Peer-Reviewed Original ResearchTwo-photon imagingLocus coeruleusPrefrontal cortexOptical flow analysisIn vivo two-photon imagingInfluence neuronal activityVesicle exocytosisControl of cortical activityNE releaseGPCR-based sensorsNE dynamicsLocal fieldNeuronal calciumNeuronal firingCell firingNE roleNorepinephrineHomogeneous fieldNeuronal activitySpatiotemporal activity patternsNeurotransmitter functionSensorLight-sheet imagingAxonal dynamicsSpatial scales
2013
A Network of Interactions Enables CCM3 and STK24 to Coordinate UNC13D-Driven Vesicle Exocytosis in Neutrophils
Zhang Y, Tang W, Zhang H, Niu X, Xu Y, Zhang J, Gao K, Pan W, Boggon TJ, Toomre D, Min W, Wu D. A Network of Interactions Enables CCM3 and STK24 to Coordinate UNC13D-Driven Vesicle Exocytosis in Neutrophils. Developmental Cell 2013, 27: 215-226. PMID: 24176643, PMCID: PMC3834565, DOI: 10.1016/j.devcel.2013.09.021.Peer-Reviewed Original ResearchConceptsNeutrophil degranulationAcute innate immune responseIschemia-reperfusion injuryInnate immune responseProtection of kidneyNeutrophil functionImmune responseInhibition of exocytosisTissue damageGranule poolGranule contentsDegranulationImportant regulatorImportant roleVesicle exocytosisExocytosisSTK24InjuryNeutrophilsKidneyUNC13D
2011
Dual-mode of insulin action controls GLUT4 vesicle exocytosis
Xu Y, Rubin BR, Orme CM, Karpikov A, Yu C, Bogan JS, Toomre DK. Dual-mode of insulin action controls GLUT4 vesicle exocytosis. Journal Of Cell Biology 2011, 193: 643-653. PMID: 21555461, PMCID: PMC3166865, DOI: 10.1083/jcb.201008135.Peer-Reviewed Original ResearchMeSH Keywords3T3-L1 CellsAdipocytesAnimalsBiosensing TechniquesCarrier ProteinsExocytosisGlucose Transporter Type 4Green Fluorescent ProteinsInsulinIntracellular Signaling Peptides and ProteinsKineticsMembrane FusionMiceMicroscopy, FluorescenceMicroscopy, VideoPhospholipase DRecombinant Fusion ProteinsRNA InterferenceTransfectionTransport VesiclesVesicle-Associated Membrane Protein 2ConceptsGLUT4 storage vesiclesVesicle exocytosisInsulin-stimulated control cellsGLUT4 vesicle exocytosisPlasma membrane fusionNovel regulatory siteSingle vesicle exocytosisInsulin triggersVesicle trafficExocytic rateFusion poreSurface of adipocytesMembrane fusionRegulatory sitesPhospholipase DStorage vesiclesPore expansionExocytosisControl cellsAcute perturbationVesiclesInsulin actionVesicle characteristicsAdipocytesCells
2009
Exocyst is involved in polarized cell migration and cerebral cortical development
Letinic K, Sebastian R, Toomre D, Rakic P. Exocyst is involved in polarized cell migration and cerebral cortical development. Proceedings Of The National Academy Of Sciences Of The United States Of America 2009, 106: 11342-11347. PMID: 19549839, PMCID: PMC2708724, DOI: 10.1073/pnas.0904244106.Peer-Reviewed Original ResearchConceptsCell migrationDelivery of vesiclesNeuronal migrationVesicle tetheringExocyst complexMembrane trafficExocytic pathwayProtein complexesExocytic processExocystSpatial regulationEmbryonic developmentVesicle exocytosisSecretory vesiclesPlasma membraneTIRF microscopyPostmitotic cellsCortical neuronal migrationProper developmentCerebral cortical developmentWound assaysExocytosisVesiclesMembraneCells
2005
Phosphatidylinositol phosphate kinase type Iγ regulates dynamics of large dense-core vesicle fusion
Gong LW, Di Paolo G, Diaz E, Cestra G, Diaz ME, Lindau M, De Camilli P, Toomre D. Phosphatidylinositol phosphate kinase type Iγ regulates dynamics of large dense-core vesicle fusion. Proceedings Of The National Academy Of Sciences Of The United States Of America 2005, 102: 5204-5209. PMID: 15793002, PMCID: PMC555604, DOI: 10.1073/pnas.0501412102.Peer-Reviewed Original ResearchConceptsDense-core vesicle fusionLarge dense-core vesicle fusionLarge dense-core vesicle (LDCV) exocytosisDense-core vesicle exocytosisFusion pore expansionDirect genetic evidenceReleasable vesicle poolType IγVesicle exocytosisGenetic evidenceVesicle primingBisphosphate synthesisVesicle fusionKinetics of secretionImportant regulatorVesicle poolPore expansionNeuroendocrine tissuesPhosphatidylinositolFusion dynamicsChromaffin cellsI gammaKey role
2004
Impaired PtdIns(4,5)P2 synthesis in nerve terminals produces defects in synaptic vesicle trafficking
Paolo G, Moskowitz HS, Gipson K, Wenk MR, Voronov S, Obayashi M, Flavell R, Fitzsimonds RM, Ryan TA, Camilli P. Impaired PtdIns(4,5)P2 synthesis in nerve terminals produces defects in synaptic vesicle trafficking. Nature 2004, 431: 415-422. PMID: 15386003, DOI: 10.1038/nature02896.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsBiological TransportCells, CulturedClathrinElectric ConductivityEndocytosisExocytosisGene DeletionKineticsMiceMice, KnockoutNeuronsPhosphatidylinositol 4,5-DiphosphatePhosphatidylinositol PhosphatesPhosphotransferases (Alcohol Group Acceptor)Presynaptic TerminalsSynaptic TransmissionSynaptic VesiclesConceptsClathrin coat dynamicsSynaptic vesicle cycleSynaptic vesicle exocytosisSynaptic vesicle traffickingSecond messenger moleculesEarly postnatal lethalityEndocytic intermediatesVesicle traffickingMembrane proteinsVesicle cycleVesicle exocytosisPostnatal lethalityCell regulationRecycling kineticsMessenger moleculesBiochemical studiesSynaptic defectsDirect interactionImportant functionsCritical roleMultiple stepsReleasable poolRegulationNerve terminalsDephosphorylation
2001
Synapsin I is expressed in epithelial cells: localization to a unique trans-Golgi compartment.
Bustos R, Kolen E, Braiterman L, Baines A, Gorelick F, Hubbard A. Synapsin I is expressed in epithelial cells: localization to a unique trans-Golgi compartment. Journal Of Cell Science 2001, 114: 3695-704. PMID: 11707521, DOI: 10.1242/jcs.114.20.3695.Peer-Reviewed Original ResearchConceptsSynapsin ITrans-Golgi compartmentSynaptic vesicle exocytosisProtein kinase ANon-neuronal cell linesBrain synapsin IEpithelial cellsNorthern blot analysisTrafficking pathwaysVesicle exocytosisVesicular compartmentsKinase AMyosin IIGolgi complexLimited proteolysisAnti-synapsin antibodiesPre-synaptic terminalsPeptide mapsBlot analysisCell linesCompartmentsCellsNeural tissueLiver cellsCytoskeletonSynaptotagmin VII as a Plasma Membrane Ca2+ Sensor in Exocytosis
Sugita S, Han W, Butz S, Liu X, Fernández-Chacón R, Lao Y, Südhof T. Synaptotagmin VII as a Plasma Membrane Ca2+ Sensor in Exocytosis. Neuron 2001, 30: 459-473. PMID: 11395007, DOI: 10.1016/s0896-6273(01)00290-2.Peer-Reviewed Original ResearchMeSH KeywordsAgingAlternative SplicingAmino Acid SequenceAnimalsAnimals, NewbornBrainCalciumCalcium-Binding ProteinsCell MembraneCloning, MolecularEmbryo, MammalianExocytosisExonsGene Expression Regulation, DevelopmentalGreen Fluorescent ProteinsLuminescent ProteinsMaleMembrane GlycoproteinsMiceMolecular Sequence DataNerve Tissue ProteinsOrgan SpecificityPC12 CellsRatsRecombinant Fusion ProteinsSequence AlignmentSequence Homology, Amino AcidSynapsesSynaptotagminsTransfectionConceptsSynaptotagmin VIIPlasma membraneNeuroendocrine PC12 cellsSynaptic vesiclesSynaptic vesicle exocytosisPlasma membrane Ca2Presynaptic active zoneVesicle exocytosisSynaptic exocytosisDependent exocytosisCentral synapsesRegulated patternSynaptotagmin IExocytosisMembrane Ca2SynaptotagminFusion partnerPC12 cellsNeuroendocrine cellsNeurotransmitter releasePotent inhibitorVesiclesActive zoneMembraneCells
2000
Mints as Adaptors DIRECT BINDING TO NEUREXINS AND RECRUITMENT OF Munc18*
Biederer T, Südhof T. Mints as Adaptors DIRECT BINDING TO NEUREXINS AND RECRUITMENT OF Munc18*. Journal Of Biological Chemistry 2000, 275: 39803-39806. PMID: 11036064, DOI: 10.1074/jbc.c000656200.Peer-Reviewed Original ResearchConceptsAdaptor proteinPDZ domain-mediated interactionsDomain-mediated interactionsSynaptic vesicle exocytosisCell surface proteinsNeuronal adaptor proteinMultiprotein complexesProtein essentialCytoplasmic tailMunc18-1Vesicle exocytosisPlasma membraneMunc18NeurexinsDirect bindingPossible functionsSurface proteinsProteinExocytosisMINT1RecruitmentComplexesMint2BindsMint
1999
Tetanus Toxin Blocks the Exocytosis of Synaptic Vesicles Clustered at Synapses But Not of Synaptic Vesicles in Isolated Axons
Verderio C, Coco S, Bacci A, Rossetto O, De Camilli P, Montecucco C, Matteoli M. Tetanus Toxin Blocks the Exocytosis of Synaptic Vesicles Clustered at Synapses But Not of Synaptic Vesicles in Isolated Axons. Journal Of Neuroscience 1999, 19: 6723-6732. PMID: 10436029, PMCID: PMC6782867, DOI: 10.1523/jneurosci.19-16-06723.1999.Peer-Reviewed Original Research
1998
Calcium Dependence of Synaptic Vesicle Recycling Before and After Synaptogenesis
Coco S, Verderio C, De Camilli P, Matteoli M. Calcium Dependence of Synaptic Vesicle Recycling Before and After Synaptogenesis. Journal Of Neurochemistry 1998, 71: 1987-1992. PMID: 9798923, DOI: 10.1046/j.1471-4159.1998.71051987.x.Peer-Reviewed Original ResearchConceptsSynaptic contactsCalcium concentrationSynaptic vesicle exocytosisFormation of synapsesSynaptic vesicle recyclingVesicle recyclingHippocampal neuronsIntracellular calciumVesicle exocytosisImmunocytochemical assayNeurotransmitter releaseDifferent calcium concentrationsLow calcium concentrationsSynaptic vesiclesCalcium dependenceHigh calcium concentrationsSynaptogenesisNeuronsCalciumRelease componentCalcium sensorEndocytotic recyclingExocytosis
1997
Amphiphysin I Is Associated with Coated Endocytic Intermediates and Undergoes Stimulation-dependent Dephosphorylation in Nerve Terminals*
Bauerfeind R, Takei K, De Camilli P. Amphiphysin I Is Associated with Coated Endocytic Intermediates and Undergoes Stimulation-dependent Dephosphorylation in Nerve Terminals*. Journal Of Biological Chemistry 1997, 272: 30984-30992. PMID: 9388246, DOI: 10.1074/jbc.272.49.30984.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalcineurinDynamin IDynaminsElectrophoresis, Polyacrylamide GelEndocytosisEnzyme InhibitorsGTP PhosphohydrolasesGTP-Binding ProteinsGuanosine 5'-O-(3-Thiotriphosphate)Microscopy, ElectronMicrotubulesNerve Tissue ProteinsPhospholipase DPhosphoric Monoester HydrolasesPhosphorylationPresynaptic TerminalsRatsConceptsSrc homology 3Dynamin IAmphiphysin IEndocytic intermediatesCalcineurin-dependent dephosphorylationSynaptic vesicle endocytosisSynaptic vesicle exocytosisSynaptic vesicle recyclingClathrin-coated budsBurst of exocytosisAbundant presynaptic proteinElectron microscopy immunocytochemistryHomology 3Vesicle endocytosisVesicle exocytosisConstitutive phosphorylationVesicle recyclingRapid dephosphorylationOkadaic acidPhysiological partnersDephosphorylationBinding proteinPutative rolePresynaptic proteinsProtein
1994
The role of Rab3A in neurotransmitter release
Geppert M, Bolshakov V, Siegelbaum S, Takei K, De Camilli P, Hammer R, Südhof T. The role of Rab3A in neurotransmitter release. Nature 1994, 369: 493-497. PMID: 7911226, DOI: 10.1038/369493a0.Peer-Reviewed Original ResearchConceptsRole of Rab3ASynaptic vesicle exocytosisSmall GTPRab3A geneHomologous recombinationVesicle exocytosisSynaptic vesiclesHippocampal CA1 pyramidal cellsSynaptic proteinsProteinCA1 pyramidal cellsNeurotransmitter releaseExocytosisGTPPyramidal cellsRepetitive stimulationSynaptic depressionElectrophysiological recordingsRepetitive stimuliCompensatory changesShort trainsRabphilinRab3Rab3AGenes
1991
Molecular mechanisms in neurotransmitter release
Matteoli M, De Camilli P. Molecular mechanisms in neurotransmitter release. Current Opinion In Neurobiology 1991, 1: 91-97. PMID: 1688011, DOI: 10.1016/0959-4388(91)90015-y.Peer-Reviewed Original ResearchConceptsMolecular mechanismsNeurotransmitter releaseSynaptic vesicle exocytosisVesicle exocytosisVesicle hypothesis
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