2023
Amino-terminal proteolytic fragment of the axon growth inhibitor Nogo-A (Rtn4A) is upregulated by injury and promotes axon regeneration
Sekine Y, Wang X, Kikkawa K, Honda S, Strittmatter S. Amino-terminal proteolytic fragment of the axon growth inhibitor Nogo-A (Rtn4A) is upregulated by injury and promotes axon regeneration. Journal Of Biological Chemistry 2023, 299: 105232. PMID: 37690690, PMCID: PMC10622843, DOI: 10.1016/j.jbc.2023.105232.Peer-Reviewed Original ResearchConceptsAxon regenerationCentral nervous system injuryPersistent neurological deficitsCerebral cortical neuronsNervous system injuryNeurological deficitsSystem injuryCNS injuryCortical neuronsAmino-terminal fragmentInjuryExtracellular actionPhysiological productionNogoInhibitory proteinMiceNeuronsInhibitory domainOverexpression increasesVaried resultsProteolytic fragmentsAxotomyExpressionNogoAGene targeting
2018
Functional Genome-wide Screen Identifies Pathways Restricting Central Nervous System Axonal Regeneration
Sekine Y, Lin-Moore A, Chenette DM, Wang X, Jiang Z, Cafferty WB, Hammarlund M, Strittmatter SM. Functional Genome-wide Screen Identifies Pathways Restricting Central Nervous System Axonal Regeneration. Cell Reports 2018, 23: 415-428. PMID: 29642001, PMCID: PMC5937716, DOI: 10.1016/j.celrep.2018.03.058.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAxonsCaenorhabditis elegansCaenorhabditis elegans ProteinsCentral Nervous SystemFemaleGene Regulatory NetworksGenomeMiceMice, Inbred C57BLMice, KnockoutNerve RegenerationOptic NerveRab GTP-Binding ProteinsRecovery of FunctionRetinal Ganglion CellsRNA InterferenceRNA, Small InterferingSpinal Cord InjuriesSuppressor of Cytokine Signaling ProteinsConceptsAxonal regenerationCentral nervous system axonal regenerationRetinal ganglion cell axon regenerationGreater motor functionOptic nerve crushCerebral cortical neuronsSpinal cord traumaNeurological recoveryCord traumaNerve crushCNS injuryAxonal regrowthCortical neuronsMotor functionAxon regenerationReceptor bindingComprehensive functional screenAdult mammalsInjuryMultiple pathwaysExpression profilesIdentifies pathwaysSignificant overlapPathwayFunction screen
2017
Protein Tyrosine Phosphatase δ Mediates the Sema3A-Induced Cortical Basal Dendritic Arborization through the Activation of Fyn Tyrosine Kinase
Nakamura F, Okada T, Shishikura M, Uetani N, Taniguchi M, Yagi T, Iwakura Y, Ohshima T, Goshima Y, Strittmatter SM. Protein Tyrosine Phosphatase δ Mediates the Sema3A-Induced Cortical Basal Dendritic Arborization through the Activation of Fyn Tyrosine Kinase. Journal Of Neuroscience 2017, 37: 7125-7139. PMID: 28637841, PMCID: PMC6705738, DOI: 10.1523/jneurosci.2519-16.2017.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCells, CulturedCerebral CortexDendritesEnzyme ActivationFemaleGene Expression Regulation, EnzymologicMaleMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicNeuronal PlasticityProtein-Tyrosine KinasesProto-Oncogene Proteins c-fynReceptor-Like Protein Tyrosine Phosphatases, Class 2Semaphorin-3AConceptsCortical dendritic growthBasal dendritesCultured dorsal root ganglion neuronsCortical layer V neuronsPrimary cultured dorsal root ganglion (DRG) neuronsDorsal root ganglion neuronsWild-type cortical neuronsBasal dendritic arborizationLayer V neuronsAxon guidanceDouble heterozygous mutantsSpecific guidance cuesProtein tyrosine phosphatase δAxon guidance cuesPoor arborizationV neuronsGuidance cuesGanglion neuronsDendritic arborizationCortical neuronsMutant miceSemaphorin 3ASrc kinaseActivation of FynGrowth cone collapse response
2016
Inhibiting poly(ADP-ribosylation) improves axon regeneration
Byrne AB, McWhirter RD, Sekine Y, Strittmatter SM, Miller DM, Hammarlund M. Inhibiting poly(ADP-ribosylation) improves axon regeneration. ELife 2016, 5: e12734. PMID: 27697151, PMCID: PMC5050021, DOI: 10.7554/elife.12734.Peer-Reviewed Original ResearchConceptsNovel intrinsic regulatorAxon regenerationDLK functionChemical inhibitionIntrinsic regulatorRegeneration pathwayPARG expressionIntrinsic regenerative potentialDLK signalingCritical functionsPARGRegenerative potentialPARP inhibitorsProteinPARPMammalian cortical neuronsRegenerationMotor neuronsGABA neuronsPolymeraseCortical neuronsSignalingRegulatorSpeciesNeurons
2014
The Nogo Receptor NgR1 Mediates Infection by Mammalian Reovirus
Konopka-Anstadt JL, Mainou BA, Sutherland DM, Sekine Y, Strittmatter SM, Dermody TS. The Nogo Receptor NgR1 Mediates Infection by Mammalian Reovirus. Cell Host & Microbe 2014, 15: 681-691. PMID: 24922571, PMCID: PMC4100558, DOI: 10.1016/j.chom.2014.05.010.Peer-Reviewed Original ResearchConceptsCentral nervous systemReceptor NgR1Reovirus infectionExpression of NgR1Primary cortical neuronsDistinct cell surface moleculesJunctional adhesion molecule ASoluble NgR1Cell surface moleculesNeurotropic virusesCortical neuronsMammalian reovirusesNonsusceptible cellsNervous systemNgR1Null miceSystemic spreadInfectionIndependent receptorsMultiple receptorsReovirus replicationInitial siteReovirus virionsNeuronsReceptors
2011
Membrane-type Matrix Metalloproteinase-3 Regulates Neuronal Responsiveness to Myelin through Nogo-66 Receptor 1 Cleavage*
Ferraro GB, Morrison CJ, Overall CM, Strittmatter SM, Fournier AE. Membrane-type Matrix Metalloproteinase-3 Regulates Neuronal Responsiveness to Myelin through Nogo-66 Receptor 1 Cleavage*. Journal Of Biological Chemistry 2011, 286: 31418-31424. PMID: 21768085, PMCID: PMC3173120, DOI: 10.1074/jbc.m111.249169.Peer-Reviewed Original ResearchConceptsMatrix metalloproteinase-3Primary neuronsMetalloproteinase-3Neuronal responsesSH-SY5Y neuroblastoma cellsMetalloproteinase-dependent mannerNeuronal responsivenessAxonal regrowthCortical neuronsNeuronal knockdownNgR1Receptor 1Neuroblastoma cellsNeuronsCell surfaceMT3-MMPMyelinSpecific metalloproteinasesGlycosylphosphatidylinositol-anchored receptorInhibitorsPhysiological consequencesCleavage fragmentsCleavage-resistant formMetalloproteinasesReceptorsA Multi-domain Fragment of Nogo-A Protein Is a Potent Inhibitor of Cortical Axon Regeneration via Nogo Receptor 1*
Huebner EA, Kim BG, Duffy PJ, Brown RH, Strittmatter SM. A Multi-domain Fragment of Nogo-A Protein Is a Potent Inhibitor of Cortical Axon Regeneration via Nogo Receptor 1*. Journal Of Biological Chemistry 2011, 286: 18026-18036. PMID: 21454605, PMCID: PMC3093876, DOI: 10.1074/jbc.m110.208108.Peer-Reviewed Original ResearchConceptsMature cortical neuronsCortical neuronsNogo-66Axon regenerationReceptor 1Central nervous system injuryDorsal root ganglion neuronsNogo-66 receptor 1Expression of PirBMature cortical culturesNogo receptor 1Nervous system injuryNogo-A proteinImmunoglobulin-like receptorsChick dorsal root ganglion neuronsFunctional recoverySystem injuryGanglion neuronsCortical culturesPredominant receptorNgR1Genetic deletionPirBCell surface receptorsNeurons
2010
Sortilin-Mediated Endocytosis Determines Levels of the Frontotemporal Dementia Protein, Progranulin
Hu F, Padukkavidana T, Vægter CB, Brady OA, Zheng Y, Mackenzie IR, Feldman HH, Nykjaer A, Strittmatter SM. Sortilin-Mediated Endocytosis Determines Levels of the Frontotemporal Dementia Protein, Progranulin. Neuron 2010, 68: 654-667. PMID: 21092856, PMCID: PMC2990962, DOI: 10.1016/j.neuron.2010.09.034.Peer-Reviewed Original ResearchConceptsFrontotemporal lobar degenerationSerum PGRN levelsFTLD-TDP casesFTLD-TDPMicroglial cellsPGRN levelsCortical neuronsGRN haploinsufficiencyProgranulin mutationsTDP-43Causative rolePGRNUbiquitin aggregatesNeuronsSortilinMiceCell surfaceDetermine levelsPathophysiologyInjuryProgranulinCNSCentral roleDegenerationBrain