2024
Overlapping role of synaptophysin and synaptogyrin family proteins in determining the small size of synaptic vesicles
Park D, Fujise K, Wu Y, Luján R, Del Olmo-Cabrera S, Wesseling J, De Camilli P. Overlapping role of synaptophysin and synaptogyrin family proteins in determining the small size of synaptic vesicles. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2409605121. PMID: 38985768, PMCID: PMC11260120, DOI: 10.1073/pnas.2409605121.Peer-Reviewed Original ResearchConceptsSynaptic vesiclesFamily proteinsBiogenesis of synaptic vesiclesClusters of small vesiclesSize of synaptic vesiclesSynaptogyrin familySynaptogyrin-1Vesicle proteinsSynaptogyrinTransmembrane domainOrganismal levelSmall vesiclesProteinMild defectsVesiclesFamily membersBiogenesisSmall sizeFamilyMiceSynapsinCoexpressionAbundanceSynaptoporinMembers
2023
Synaptic vesicle proteins and ATG9A self-organize in distinct vesicle phases within synapsin condensates
Park D, Wu Y, Wang X, Gowrishankar S, Baublis A, De Camilli P. Synaptic vesicle proteins and ATG9A self-organize in distinct vesicle phases within synapsin condensates. Nature Communications 2023, 14: 455. PMID: 36709207, PMCID: PMC9884207, DOI: 10.1038/s41467-023-36081-3.Peer-Reviewed Original ResearchConceptsMembrane proteinsSV membrane proteinsVesicle membrane proteinEctopic expression systemSynaptic vesicle proteinsSynaptic vesicle clustersSV proteinsVesicle proteinsEctopic expressionExpression systemVesicle clustersSynapsinProteinLiquid-like propertiesVesiclesDistinct classesDual roleSynapsin 1FibroblastsATG9ASynapsesExpressionDistinct phasesNerve terminalsClusters
2021
Cooperative function of synaptophysin and synapsin in the generation of synaptic vesicle-like clusters in non-neuronal cells
Park D, Wu Y, Lee SE, Kim G, Jeong S, Milovanovic D, De Camilli P, Chang S. Cooperative function of synaptophysin and synapsin in the generation of synaptic vesicle-like clusters in non-neuronal cells. Nature Communications 2021, 12: 263. PMID: 33431828, PMCID: PMC7801664, DOI: 10.1038/s41467-020-20462-z.Peer-Reviewed Original ResearchConceptsNon-neuronal cellsSV clustersSynaptic vesiclesSmall synaptic-like microvesiclesSV membrane proteinsSynaptic-like microvesiclesSV proteinsDiffuse cytosolic distributionMembrane proteinsReconstitution systemCytosolic distributionCooperative functionSuch vesiclesMechanistic insightsLiquid-like propertiesPowerful modelPhysiological formationProteinSynapsinVesiclesCellsSynaptic transmissionAssembly of structuresDefining featureLiquid condensate
2001
Chronic Blockade of Glutamate Receptors Enhances Presynaptic Release and Downregulates the Interaction between Synaptophysin-Synaptobrevin–Vesicle-Associated Membrane Protein 2
Bacci A, Coco S, Pravettoni E, Schenk U, Armano S, Frassoni C, Verderio C, De Camilli P, Matteoli M. Chronic Blockade of Glutamate Receptors Enhances Presynaptic Release and Downregulates the Interaction between Synaptophysin-Synaptobrevin–Vesicle-Associated Membrane Protein 2. Journal Of Neuroscience 2001, 21: 6588-6596. PMID: 11517248, PMCID: PMC6763110, DOI: 10.1523/jneurosci.21-17-06588.2001.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCells, CulturedDown-RegulationEndocytosisExcitatory Amino Acid AntagonistsExcitatory Postsynaptic PotentialsExocytosisHippocampusMacromolecular SubstancesMembrane ProteinsNeuronsPatch-Clamp TechniquesPresynaptic TerminalsProtein BindingR-SNARE ProteinsRatsReceptors, GlutamateReceptors, N-Methyl-D-AspartateSynaptic TransmissionSynaptic VesiclesSynaptophysinTetrodotoxinConceptsGlutamate receptorsSynapse formationSynaptic vesicle recyclingMiniature EPSC frequencyGlutamate receptor blockersGlutamatergic nerve terminalsNumber of synapsesUptake of antibodiesVesicle recyclingChronic blockadeReceptor blockersEPSC frequencyPresynaptic releaseNerve terminalsHippocampal neuronsPresynaptic functionPostsynaptic functionChronic exposureChronic presenceInterneuronal signalingNeuronal culturesNeuronal circuitsMembrane protein 2Intracellular perfusionPrimary cultures
1996
The V o Sector of the V-ATPase, Synaptobrevin, and Synaptophysin Are Associated on Synaptic Vesicles in a Triton X-100-resistant, Freeze-thawing Sensitive, Complex (∗)
Galli T, McPherson P, De Camilli P. The V o Sector of the V-ATPase, Synaptobrevin, and Synaptophysin Are Associated on Synaptic Vesicles in a Triton X-100-resistant, Freeze-thawing Sensitive, Complex (∗). Journal Of Biological Chemistry 1996, 271: 2193-2198. PMID: 8567678, DOI: 10.1074/jbc.271.4.2193.Peer-Reviewed Original Research
1990
Synapsins in the vertebrate retina: Absence from ribbon synapses and heterogeneous distribution among conventional synapses
Mandell J, Townes-Anderson E, Czernik A, Cameron R, Greengard P, De Camilli P. Synapsins in the vertebrate retina: Absence from ribbon synapses and heterogeneous distribution among conventional synapses. Neuron 1990, 5: 19-33. PMID: 2114884, DOI: 10.1016/0896-6273(90)90030-j.Peer-Reviewed Original ResearchConceptsConventional synapsesRibbon synapsesAmacrine cellsBipolar cellsIntrinsic membrane proteinsSynapsin IAdult rat retinaNerve terminal phosphoproteinVertebrate retinaMembrane proteinsNerve terminalsRat retinaVesicle clusteringSalamander retinaSynapse typesSynaptic vesiclesMolecular differencesRetinaRod cellsSynapsesCone cellsSynapsinCellsSynaptophysinPhosphoprotein
1987
Synaptophysin immunoreactivity and small clear vesicles in neuroendocrine cells and related tumours
Buffa R, Rindi G, Sessa F, Gini A, Capella C, Jahn R, Navone F, De Camilli P, Solcia E. Synaptophysin immunoreactivity and small clear vesicles in neuroendocrine cells and related tumours. Molecular And Cellular Probes 1987, 1: 367-381. PMID: 3134611, DOI: 10.1016/0890-8508(87)90018-1.Peer-Reviewed Original ResearchConceptsSynaptophysin immunoreactivityNeuroendocrine cellsClear vesiclesGut endocrine tumorsHuman adrenal medullaThyroid medullary carcinomaSmall clear vesiclesNon-chromaffin paragangliomaParathyroid adenomaMedullary carcinomaNeuroendocrine carcinomaNeuroendocrine tumorsCarotid bodyEndocrine tumorsGastrointestinal mucosaLung carcinoidsNerve terminalsPituitary adenomasAdrenal medullaPituitary cellsTumorsEndocrine cellsImmunoreactivityEndocrine granulesGeneral marker