2022
Reversal of synapse loss in Alzheimer mouse models by targeting mGluR5 to prevent synaptic tagging by C1Q
Spurrier J, Nicholson L, Fang XT, Stoner AJ, Toyonaga T, Holden D, Siegert TR, Laird W, Allnutt MA, Chiasseu M, Brody AH, Takahashi H, Nies SH, Pérez-Cañamás A, Sadasivam P, Lee S, Li S, Zhang L, Huang YH, Carson RE, Cai Z, Strittmatter SM. Reversal of synapse loss in Alzheimer mouse models by targeting mGluR5 to prevent synaptic tagging by C1Q. Science Translational Medicine 2022, 14: eabi8593. PMID: 35648810, PMCID: PMC9554345, DOI: 10.1126/scitranslmed.abi8593.Peer-Reviewed Original ResearchConceptsPositron emission tomographySilent allosteric modulatorsAlzheimer's diseaseMouse modelPhospho-tau accumulationAged mouse modelAlzheimer mouse modelImmune-mediated attackSAM treatmentMicroglial mediatorsSynaptic engulfmentSynaptic lossAD miceComplement component C1qSynapse lossGlutamate responseSynaptic densityDrug washoutSynaptic localizationTherapeutic benefitCognitive impairmentAllosteric modulatorsEmission tomographyNonhuman primatesComponent C1q
2013
Depleting the methyltransferase Suv39h1 improves DNA repair and extends lifespan in a progeria mouse model
Liu B, Wang Z, Zhang L, Ghosh S, Zheng H, Zhou Z. Depleting the methyltransferase Suv39h1 improves DNA repair and extends lifespan in a progeria mouse model. Nature Communications 2013, 4: 1868. PMID: 23695662, PMCID: PMC3674265, DOI: 10.1038/ncomms2885.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsDisease Models, AnimalDNA DamageDNA RepairEnzyme StabilityFibroblastsHEK293 CellsHeterochromatinHistonesHumansLamin Type ALongevityLysineMethylationMethyltransferasesMiceNuclear ProteinsProgeriaProtein BindingProtein PrecursorsProtein Processing, Post-TranslationalRepressor ProteinsConceptsHutchinson-Gilford progeria syndromeBody weight lossBone mineral densityProgeria syndromeDNA repair capacityMineral densityMouse modelProgeria mouse modelG608G mutationSyndromeWeight lossProgeroid featuresRepair capacityH3K9me3 levelsPremature agingG mutationPotential strategyEpigenetic alterations