2022
Alzheimer risk gene product Pyk2 suppresses tau phosphorylation and phenotypic effects of tauopathy
Brody AH, Nies SH, Guan F, Smith LM, Mukherjee B, Salazar SA, Lee S, Lam TKT, Strittmatter SM. Alzheimer risk gene product Pyk2 suppresses tau phosphorylation and phenotypic effects of tauopathy. Molecular Neurodegeneration 2022, 17: 32. PMID: 35501917, PMCID: PMC9063299, DOI: 10.1186/s13024-022-00526-y.Peer-Reviewed Original ResearchConceptsPS19 miceTau phosphorylationDisease riskPyk2 expressionPyk2 activityHuman neuronal culturesAlzheimer's disease riskNeuro-inflammationSynapse lossTau accumulationTau pathologyMouse survivalC1q depositionT cellsAssociated pathologyMouse modelLittermate controlsMAPK activityHuman neuronsHuman tauNeuronal culturesPyk2 inhibitionVivo modelMouse brainSynaptic function
2016
Zika Virus Disrupts Phospho-TBK1 Localization and Mitosis in Human Neuroepithelial Stem Cells and Radial Glia
Onorati M, Li Z, Liu F, Sousa AMM, Nakagawa N, Li M, Dell’Anno M, Gulden FO, Pochareddy S, Tebbenkamp AT, Han W, Pletikos M, Gao T, Zhu Y, Bichsel C, Varela L, Szigeti-Buck K, Lisgo S, Zhang Y, Testen A, Gao XB, Mlakar J, Popovic M, Flamand M, Strittmatter SM, Kaczmarek LK, Anton ES, Horvath TL, Lindenbach BD, Sestan N. Zika Virus Disrupts Phospho-TBK1 Localization and Mitosis in Human Neuroepithelial Stem Cells and Radial Glia. Cell Reports 2016, 16: 2576-2592. PMID: 27568284, PMCID: PMC5135012, DOI: 10.1016/j.celrep.2016.08.038.Peer-Reviewed Original ResearchMeSH KeywordsAxl Receptor Tyrosine KinaseBrainCell DeathCentrosomeFetusGene Expression ProfilingHumansImmunity, InnateMicrocephalyMitochondriaMitosisNeocortexNeural Stem CellsNeuroepithelial CellsNeurogliaNeuronsNeuroprotective AgentsNucleosidesPhosphorylationProtein Kinase InhibitorsProtein Serine-Threonine KinasesProto-Oncogene ProteinsReceptor Protein-Tyrosine KinasesSpinal CordTranscription, GeneticVirus ReplicationZika VirusZika Virus InfectionConceptsRadial glial cellsNES cellsNeuroepithelial stem cellsZIKV infectionFetal brain slicesStem cellsEarly human neurodevelopmentHuman neuroepithelial stem cellsHuman neural stem cellsCell deathSingle-cell RNA-seqNeural stem cellsNeurodevelopment defectsZIKV replicationGlial cellsBrain slicesPotential treatmentRadial gliaZika virusPhospho-TBK1Neurodevelopmental defectsRNA-seqSupernumerary centrosomesNucleoside analoguesHuman neurodevelopment
2013
Metabotropic Glutamate Receptor 5 Is a Coreceptor for Alzheimer Aβ Oligomer Bound to Cellular Prion Protein
Um JW, Kaufman AC, Kostylev M, Heiss JK, Stagi M, Takahashi H, Kerrisk ME, Vortmeyer A, Wisniewski T, Koleske AJ, Gunther EC, Nygaard HB, Strittmatter SM. Metabotropic Glutamate Receptor 5 Is a Coreceptor for Alzheimer Aβ Oligomer Bound to Cellular Prion Protein. Neuron 2013, 79: 887-902. PMID: 24012003, PMCID: PMC3768018, DOI: 10.1016/j.neuron.2013.06.036.Peer-Reviewed Original ResearchMeSH KeywordsAlzheimer DiseaseAmyloid beta-PeptidesAnimalsCalciumCells, CulturedElongation Factor 2 KinaseHEK293 CellsHumansMiceNeuronsOocytesPhosphorylationPost-Synaptic DensityProto-Oncogene Proteins c-fynPrPC ProteinsReceptor, Metabotropic Glutamate 5Receptors, Metabotropic GlutamateSignal TransductionXenopusConceptsDisease pathophysiologyHuman AD brain extractsCellular prion proteinMetabotropic glutamate receptor 5Postsynaptic densityDendritic spine lossAD brain extractsMetabotropic glutamate receptorsGlutamate receptor 5Alzheimer's disease pathophysiologyExtracellular AβOsMGluR5 antagonismPrion proteinSpine lossSynapse densityGlutamate receptorsIntracellular calciumMGluR5Receptor 5Neuronal functionAβOsBrain extractsAβ oligomersFyn kinasePSD proteins
2012
Alzheimer amyloid-β oligomer bound to postsynaptic prion protein activates Fyn to impair neurons
Um JW, Nygaard HB, Heiss JK, Kostylev MA, Stagi M, Vortmeyer A, Wisniewski T, Gunther EC, Strittmatter SM. Alzheimer amyloid-β oligomer bound to postsynaptic prion protein activates Fyn to impair neurons. Nature Neuroscience 2012, 15: 1227-1235. PMID: 22820466, PMCID: PMC3431439, DOI: 10.1038/nn.3178.Peer-Reviewed Original ResearchMeSH KeywordsAlzheimer DiseaseAmyloid beta-PeptidesAnimalsBlotting, WesternCalcium SignalingCell LineDendritic SpinesElectroencephalographyEnzyme ActivationHumansMiceMice, Inbred C57BLMice, KnockoutMice, TransgenicNeuronsPhosphorylationProtein BindingProto-Oncogene Proteins c-fynPrPC ProteinsRatsReceptors, N-Methyl-D-AspartateSeizuresSynapsesLimiting multiple sclerosis related axonopathy by blocking Nogo receptor and CRMP-2 phosphorylation
Petratos S, Ozturk E, Azari MF, Kenny R, Lee JY, Magee KA, Harvey AR, McDonald C, Taghian K, Moussa L, Aui P, Siatskas C, Litwak S, Fehlings MG, Strittmatter SM, Bernard CC. Limiting multiple sclerosis related axonopathy by blocking Nogo receptor and CRMP-2 phosphorylation. Brain 2012, 135: 1794-1818. PMID: 22544872, PMCID: PMC3589918, DOI: 10.1093/brain/aws100.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnalysis of VarianceAnimalsAntibodiesAxonsCD3 ComplexCell Line, TumorDemyelinating DiseasesDisease Models, AnimalEncephalomyelitis, Autoimmune, ExperimentalFemaleGene Expression RegulationGlycoproteinsGPI-Linked ProteinsGreen Fluorescent ProteinsHumansImmunoprecipitationIntercellular Signaling Peptides and ProteinsMaleMiceMice, Inbred C57BLMice, KnockoutMiddle AgedMultiple SclerosisMutationMyelin ProteinsMyelin-Oligodendrocyte GlycoproteinNerve DegenerationNerve Tissue ProteinsNeuroblastomaNeurofilament ProteinsNogo Receptor 1Optic NervePeptide FragmentsPhosphorylationReceptors, Cell SurfaceRetinal Ganglion CellsSeverity of Illness IndexSilver StainingSpinal CordTau ProteinsTime FactorsTransduction, GeneticTubulinConceptsExperimental autoimmune encephalomyelitisAutoimmune encephalomyelitisMyelin oligodendrocyte glycoproteinMultiple sclerosisAxonal degenerationSpinal cordChronic active multiple sclerosis lesionsOptic nerve axonal degenerationNogo-66 receptor 1CRMP-2Axonal growth inhibitorsCollapsin response mediator protein 2Improved clinical outcomesSpinal cord neuronsRetinal ganglion cellsResponse mediator protein 2Central nervous systemViable therapeutic targetAdeno-associated viral vectorMultiple sclerosis lesionsClinical outcomesOptic nerveCord neuronsOligodendrocyte glycoproteinGanglion cells
1998
GAP‐43 Augmentation of G Protein‐Mediated Signal Transduction Is Regulated by Both Phosphorylation and Palmitoylation
Nakamura F, Strittmatter P, Strittmatter S. GAP‐43 Augmentation of G Protein‐Mediated Signal Transduction Is Regulated by Both Phosphorylation and Palmitoylation. Journal Of Neurochemistry 1998, 70: 983-992. PMID: 9489717, DOI: 10.1046/j.1471-4159.1998.70030983.x.Peer-Reviewed Original ResearchConceptsG protein activationG-protein mediated signal transductionProtein kinase C phosphorylation sitesG-protein-coupled receptor stimulationKinase C phosphorylation sitesProtein activationG-protein-coupled signalsNeuronal protein GAP-43C phosphorylation sitesSignal transduction processesProtein kinase CGrowth cone membranePhosphorylation sitesSignal transductionXenopus laevis oocytesGAP-43Transduction processesKinase CResidues 41Second domainLaevis oocytesCone membraneCalmodulinProtein GAP-43Oocytes