2024
Ectopic reconstitution of a spine-apparatus-like structure provides insight into mechanisms underlying its formation
Falahati H, Wu Y, Fang M, De Camilli P. Ectopic reconstitution of a spine-apparatus-like structure provides insight into mechanisms underlying its formation. Current Biology 2024 PMID: 39626668, DOI: 10.1016/j.cub.2024.11.010.Peer-Reviewed Original ResearchEndoplasmic reticulumSpine apparatusActin bundlesEndomembrane networkER sheetsConserved regionProtein synaptopodinCisternal organelleNon-neuronal cellsER cisternsOrganellesSynaptopodinProteinNeuronal dendritesNeuronal spinesAxon initial segmentFindings shed lightBiogenesisActinProtein matrixNarrow lumenReticulumMammalsInitial segmentMechanism
2022
Proximity proteomics of synaptopodin provides insight into the molecular composition of the spine apparatus of dendritic spines
Falahati H, Wu Y, Feuerer V, Simon HG, De Camilli P. Proximity proteomics of synaptopodin provides insight into the molecular composition of the spine apparatus of dendritic spines. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 119: e2203750119. PMID: 36215465, PMCID: PMC9586327, DOI: 10.1073/pnas.2203750119.Peer-Reviewed Original ResearchConceptsSpine apparatusDendritic spinesSubset of neuronsAxon initial segmentDendritic shaftsER cisternsNonneuronal cellsSynaptopodinSpineSmooth endoplasmic reticulumEndoplasmic reticulumCisternal organelleInitial segmentSpecific localizationCisternsBinding proteinPDLIM7Expression patternsSubsetProteinSmall subsetDiseaseNeuronsBrainFunctional partnership
2001
Autoimmunity to βIV spectrin in paraneoplastic lower motor neuron syndrome
Berghs S, Ferracci F, Maksimova E, Gleason S, Leszczynski N, Butler M, De Camilli P, Solimena M. Autoimmunity to βIV spectrin in paraneoplastic lower motor neuron syndrome. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 6945-6950. PMID: 11391009, PMCID: PMC34458, DOI: 10.1073/pnas.121170798.Peer-Reviewed Original ResearchConceptsLower motor neuron syndromeMotor neuron syndromeParaneoplastic neurological disordersAxons of motoneuronsSevere neurological diseaseAxon initial segmentNodes of RanvierAutoimmune pathogenesisAutoimmune targetNeurological symptomsBreast cancerPartial improvementNeurological diseasesAffected neuronsNeurological disordersSyndromeAutoantibodiesCancer removalCancer cellsBetaIV spectrinAutoimmunityMajor targetSurface epitopesPathogenesisAxons
1997
Amphiphysin II (SH3P9; BIN1), a Member of the Amphiphysin/Rvs Family, Is Concentrated in the Cortical Cytomatrix of Axon Initial Segments and Nodes of Ranvier in Brain and around T Tubules in Skeletal Muscle
Butler M, David C, Ochoa G, Freyberg Z, Daniell L, Grabs D, Cremona O, De Camilli P. Amphiphysin II (SH3P9; BIN1), a Member of the Amphiphysin/Rvs Family, Is Concentrated in the Cortical Cytomatrix of Axon Initial Segments and Nodes of Ranvier in Brain and around T Tubules in Skeletal Muscle. Journal Of Cell Biology 1997, 137: 1355-1367. PMID: 9182667, PMCID: PMC2132527, DOI: 10.1083/jcb.137.6.1355.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAmino Acid SequenceAnimalsAxonsBase SequenceBrain ChemistryCarrier ProteinsCerebral CortexCloning, MolecularCOS CellsCytoplasmDNA, ComplementaryGene ExpressionHumansMiceMolecular Sequence DataMuscle ProteinsMuscle, SkeletalNerve Tissue ProteinsNuclear ProteinsRabbitsRanvier's NodesRatsSrc Homology DomainsTumor Cells, CulturedTumor Suppressor ProteinsConceptsAmphiphysin IICortical cytoplasmPresence of clathrinSkeletal muscleParaneoplastic stiff-man syndromeAxon initial segmentYeast homologueActin functionNuclear functionsActin cytoskeletonActin dynamicsMammalian cellsActin cytomatrixPleiotropic functionsDistinct domainsNeuronal proteinsSplice variantsT-tubulesAmphiphysinCytomatrixEndocytosisPutative roleNodes of RanvierCytoplasmIsoforms