2023
Prion Protein Complex with mGluR5 Mediates Amyloid-ß Synaptic Loss in Alzheimer’s Disease
Roseman G, Fu L, Strittmatter S. Prion Protein Complex with mGluR5 Mediates Amyloid-ß Synaptic Loss in Alzheimer’s Disease. 2023, 467-481. DOI: 10.1007/978-3-031-20565-1_22.ChaptersAlzheimer's diseaseMouse modelAD transgenic mouse modelLong-term potentiation impairmentPrimary histopathological featureAD mouse modelAmyloid-beta plaquesTransgenic mouse modelPotential therapeutic targetSynaptic lossHistopathological featuresAD pathophysiologyNeuronal dysfunctionSynapse densityCognitive dysfunctionNeurofibrillary tanglesTherapeutic targetMemory deficitsCellular prion proteinMGluR5DiseaseCell death characteristicCommon formSynaptotoxicityDysfunction
2020
Fyn kinase inhibition reduces protein aggregation, increases synapse density and improves memory in transgenic and traumatic Tauopathy
Tang SJ, Fesharaki-Zadeh A, Takahashi H, Nies SH, Smith LM, Luo A, Chyung A, Chiasseu M, Strittmatter SM. Fyn kinase inhibition reduces protein aggregation, increases synapse density and improves memory in transgenic and traumatic Tauopathy. Acta Neuropathologica Communications 2020, 8: 96. PMID: 32611392, PMCID: PMC7329553, DOI: 10.1186/s40478-020-00976-9.Peer-Reviewed Original ResearchConceptsRepetitive closed head injuriesMemory deficitsPhospho-tau accumulationChronic variable stressPersistent memory deficitsP301S transgenic miceClosed head injuryFyn inhibitionPassive avoidance learningFyn kinaseGlial activationPhospho-tauPresynaptic markersSynapse lossTau accumulationHead injurySynapse densityPhosphorylated tauTherapeutic benefitTransgenic miceBehavioral improvementTrauma modelTauopathiesSpatial memoryAvoidance learning
2019
Rescue of Transgenic Alzheimer’s Pathophysiology by Polymeric Cellular Prion Protein Antagonists
Gunther EC, Smith LM, Kostylev MA, Cox TO, Kaufman AC, Lee S, Folta-Stogniew E, Maynard GD, Um JW, Stagi M, Heiss JK, Stoner A, Noble GP, Takahashi H, Haas LT, Schneekloth JS, Merkel J, Teran C, Naderi Z, Supattapone S, Strittmatter SM. Rescue of Transgenic Alzheimer’s Pathophysiology by Polymeric Cellular Prion Protein Antagonists. Cell Reports 2019, 26: 145-158.e8. PMID: 30605671, PMCID: PMC6358723, DOI: 10.1016/j.celrep.2018.12.021.Peer-Reviewed Original ResearchConceptsAlzheimer's diseaseOligomeric β-amyloid peptideAPPswe/PS1ΔE9 transgenic miceEffective brain concentrationsPotential therapeutic approachΒ-amyloid peptideBrain concentrationsSynapse lossTherapeutic approachesAlzheimer's pathophysiologyTransgenic miceScN2a cellsMemory deficitsCellular prion proteinPathophysiologyTransmissible spongiformAβOsProtein antagonistLow nanomolar affinityDiseasePrPPrion proteinNanomolar affinitySupAntagonist
2017
Silent Allosteric Modulation of mGluR5 Maintains Glutamate Signaling while Rescuing Alzheimer’s Mouse Phenotypes
Haas LT, Salazar SV, Smith LM, Zhao HR, Cox TO, Herber CS, Degnan AP, Balakrishnan A, Macor JE, Albright CF, Strittmatter SM. Silent Allosteric Modulation of mGluR5 Maintains Glutamate Signaling while Rescuing Alzheimer’s Mouse Phenotypes. Cell Reports 2017, 20: 76-88. PMID: 28683325, PMCID: PMC5547898, DOI: 10.1016/j.celrep.2017.06.023.Peer-Reviewed Original ResearchConceptsAD transgenic mouse modelDisease pathologyMetabotropic glutamate receptor 5Allosteric modulationGlutamate receptor 5Alzheimer's disease pathologyTransgenic mouse brainSilent allosteric modulatorsTransgenic mouse modelBroad therapeutic windowMouse phenotypeAD interventionSynaptic depletionBrain slicesGlutamate signalingMouse modelTherapeutic windowAD phenotypeReceptor 5Mouse brainAllosteric modulatorsMemory deficitsCellular prion proteinPathological roleMGluR5
2015
Fyn inhibition rescues established memory and synapse loss in Alzheimer mice
Kaufman AC, Salazar SV, Haas LT, Yang J, Kostylev MA, Jeng AT, Robinson SA, Gunther EC, van Dyck CH, Nygaard HB, Strittmatter SM. Fyn inhibition rescues established memory and synapse loss in Alzheimer mice. Annals Of Neurology 2015, 77: 953-971. PMID: 25707991, PMCID: PMC4447598, DOI: 10.1002/ana.24394.Peer-Reviewed Original ResearchConceptsAlzheimer's diseaseTransgenic miceGlu receptorsAPP/PS1 transgenic miceAPP/PS1 miceMemory deficitsEffective disease-modifying agentsAD mouse modelPS1 transgenic miceAD transgenic miceDisease-modifying agentsTau transgenic miceWeeks of treatmentPrecursor protein metabolismSpatial memory deficitsNovel object recognitionMorris water mazeBrain slice assaysAZD0530 treatmentMicroglial activationPS1 miceVehicle treatmentSynapse lossAlzheimer's miceAD pathology
2012
Role of Cellular Prion Protein in the Amyloid-β Oligomer Pathophysiology of Alzheimer’s Disease
Kaufman A, Strittmatter S. Role of Cellular Prion Protein in the Amyloid-β Oligomer Pathophysiology of Alzheimer’s Disease. 2012, 35-48. DOI: 10.1007/978-1-4614-5305-5_3.Peer-Reviewed Original ResearchAlzheimer's diseaseMouse modelCellular prion proteinPrimary histopathological featureAD mouse modelAmyloid-beta plaquesTransgenic mouse modelLong-term potentiationHistopathological featuresPrion proteinNeuronal dysfunctionNeurofibrillary tanglesMemory deficitsMemory lossDiseaseExact mechanismCommon formEssential mediatorPathophysiologyToxic effectsCell deathPrPCHigh-affinity binding partnerSynaptotoxicityDysfunction