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
2020
Quantification of SV2A Binding in Rodent Brain Using [18F]SynVesT-1 and PET Imaging
Sadasivam P, Fang XT, Toyonaga T, Lee S, Xu Y, Zheng MQ, Spurrier J, Huang Y, Strittmatter SM, Carson RE, Cai Z. Quantification of SV2A Binding in Rodent Brain Using [18F]SynVesT-1 and PET Imaging. Molecular Imaging And Biology 2020, 23: 372-381. PMID: 33258040, PMCID: PMC8105262, DOI: 10.1007/s11307-020-01567-9.Peer-Reviewed Original ResearchConceptsBrain stemAlzheimer's diseaseMin postinjectionAnimal modelsAPP/PS1 miceReference regionStandardized uptake value ratioDynamic PET imaging dataUptake value ratioRodent brain tissueStatic PET scansDifferent imaging windowsPET imaging dataWild-type controlsReference tissue modelPS1 miceAD pathogenesisTherapeutic effectMouse modelRodent modelsLittermate controlsPET scansRodent brainPreclinical imaging studiesTherapeutic drug efficacy
2009
Functional outcome is impaired following traumatic brain injury in aging Nogo-A/B-deficient mice
Marklund N, Morales D, Clausen F, Hånell A, Kiwanuka O, Pitkänen A, Gimbel DA, Philipson O, Lannfelt L, Hillered L, Strittmatter SM, McIntosh TK. Functional outcome is impaired following traumatic brain injury in aging Nogo-A/B-deficient mice. Neuroscience 2009, 163: 540-551. PMID: 19555742, PMCID: PMC2756649, DOI: 10.1016/j.neuroscience.2009.06.042.Peer-Reviewed Original ResearchConceptsTraumatic brain injuryHemispheric tissue lossNeurological motor functionWT miceBrain injuryMotor functionCortical impact (CCI) TBILittermate controlsAge-matched wild-type littermate controlsMyelin stainingTissue lossMWM taskWild-type littermate controlsCortical lesion volumeAxonal growth inhibitorsRole of NogoMyelin-derived inhibitorAbsence of NogoNeurological motorPoor prognosisFunctional outcomeHemispheric tissuePathophysiological responsesWT littermatesDeficient mice