2019
Anti‐PrPC antibody rescues cognition and synapses in transgenic alzheimer mice
Cox TO, Gunther EC, Brody AH, Chiasseu MT, Stoner A, Smith LM, Haas LT, Hammersley J, Rees G, Dosanjh B, Groves M, Gardener M, Dobson C, Vaughan T, Chessell I, Billinton A, Strittmatter SM. Anti‐PrPC antibody rescues cognition and synapses in transgenic alzheimer mice. Annals Of Clinical And Translational Neurology 2019, 6: 554-574. PMID: 30911579, PMCID: PMC6414488, DOI: 10.1002/acn3.730.Peer-Reviewed Original ResearchConceptsAPP/PS1 transgenic micePS1 transgenic miceBrain antibodiesTransgenic miceDisease pathophysiologyDisease pathologyTransgenic Alzheimer's miceAlzheimer's disease pathologyAlzheimer's disease pathophysiologyHuman monoclonal antibodyPreclinical therapeutic efficacyHigh-affinity receptorAmyloid-beta oligomersLast doseTransgenic brainsPlaque pathologyAlzheimer's micePreclinical dataSynaptic damageAnti-PrPc antibodiesSynaptic densityIntraperitoneal dosingBrain biochemistryCentral synapsesTherapeutic efficacy
2017
Conditional Deletion of Prnp Rescues Behavioral and Synaptic Deficits after Disease Onset in Transgenic Alzheimer's Disease
Salazar SV, Gallardo C, Kaufman AC, Herber CS, Haas LT, Robinson S, Manson JC, Lee MK, Strittmatter SM. Conditional Deletion of Prnp Rescues Behavioral and Synaptic Deficits after Disease Onset in Transgenic Alzheimer's Disease. Journal Of Neuroscience 2017, 37: 9207-9221. PMID: 28842420, PMCID: PMC5607466, DOI: 10.1523/jneurosci.0722-17.2017.Peer-Reviewed Original ResearchConceptsDisease onsetAlzheimer's diseaseFamilial Alzheimer's diseaseDisease pathophysiologyCellular prion proteinHippocampal synapse lossSoluble oligomeric amyloidTransgenic Alzheimer's diseaseTime of diagnosisDisease-modifying therapiesAlzheimer's disease pathophysiologyPotential therapeutic targetAD-related phenotypesMonths of ageRole of PrPSymptom onsetSynaptic deficitsPrion proteinSynapse lossCatecholaminergic neuronsPlaque densityBehavioral deficitsOligomeric amyloidMouse modelPresent symptoms
2016
Cellular prion protein as a receptor for amyloid-β oligomers in Alzheimer's disease
Salazar SV, Strittmatter SM. Cellular prion protein as a receptor for amyloid-β oligomers in Alzheimer's disease. Biochemical And Biophysical Research Communications 2016, 483: 1143-1147. PMID: 27639648, PMCID: PMC5303667, DOI: 10.1016/j.bbrc.2016.09.062.Peer-Reviewed Original ResearchConceptsCellular prion proteinPrion proteinSignal transduction downstreamDisease pathophysiologyNeuronal surfaceMetabotropic glutamate receptor 5Neuronal cell surface moleculesGlutamate receptor 5Disease-associated stateAlzheimer's disease pathophysiologyAltered signal transductionTransduction downstreamSignal transductionGenetic evidenceSpecificity of bindingPyk2 kinaseCell surface moleculesFyn kinaseSynaptic dysfunctionAβO toxicitySynaptic transmissionMouse modelIntervention sitesReceptor 5Alzheimer's disease
2014
Therapeutic Molecules and Endogenous Ligands Regulate the Interaction between Brain Cellular Prion Protein (PrPC) and Metabotropic Glutamate Receptor 5 (mGluR5)*
Haas LT, Kostylev MA, Strittmatter SM. Therapeutic Molecules and Endogenous Ligands Regulate the Interaction between Brain Cellular Prion Protein (PrPC) and Metabotropic Glutamate Receptor 5 (mGluR5)*. Journal Of Biological Chemistry 2014, 289: 28460-28477. PMID: 25148681, PMCID: PMC4192497, DOI: 10.1074/jbc.m114.584342.Peer-Reviewed Original ResearchMeSH KeywordsAlzheimer DiseaseAmyloid beta-PeptidesAnimalsAntibodiesBinding SitesBiological AssayBrain ChemistryCell MembraneDisease Models, AnimalGene Expression RegulationHEK293 CellsHumansLigandsMiceMice, TransgenicPeptide MappingProtein BindingProtein Structure, TertiaryPrPC ProteinsReceptor, Metabotropic Glutamate 5Recombinant ProteinsSignal TransductionSmall Molecule LibrariesConceptsMetabotropic glutamate receptor 5Glutamate receptor 5Receptor 5Endogenous ligandMouse brainAD transgenic model miceCellular prion proteinAmino acids 91Transgenic model miceSoluble amyloid β (Aβ) oligomersAlzheimer's disease pathophysiologySilent allosteric modulatorsAgonists/antagonistsExtracellular AβOsMGluR5 activitySynthetic AβOsPrion proteinAmyloid-β OligomersModel miceCell membrane preparationsMGluR5Neurotoxic signalsBrain homogenatesAlzheimer's diseaseDisease pathophysiology
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
2009
β-amyloid oligomers and cellular prion protein in Alzheimer’s disease
Gunther EC, Strittmatter SM. β-amyloid oligomers and cellular prion protein in Alzheimer’s disease. Journal Of Molecular Medicine 2009, 88: 331-338. PMID: 19960174, PMCID: PMC2846635, DOI: 10.1007/s00109-009-0568-7.Peer-Reviewed Original ResearchConceptsCreutzfeldt-Jakob diseaseAβ oligomersDisease pathophysiologyCellular prion proteinProgression of ADAlzheimer's disease pathophysiologyΒ-amyloid oligomersΒ-amyloid peptidePrion proteinBrain slicesAlzheimer's diseaseSynaptic functionFunctional receptorsNeurodegenerative diseasesDiseasePotential mediatorsAβ assembliesReceptorsAβ monomersPrPCPathophysiologyNeurotoxicityPlaquesProgression