Article
Early Activation of Experience-Independent Dendritic Spine Turnover in a Mouse Model of Alzheimer's Disease.
Cerebral cortex (New York, N.Y. : 1991) - 1 Jul 2017
Heiss Jacqueline K, Barrett Joshua, Yu Zizi, Haas Laura T, Kostylev Mikhail A, Strittmatter Stephen M
Abstract excerpt
Synaptic loss is critical in Alzheimer's disease (AD), but the dynamics of synapse turnover are poorly defined. We imaged dendritic spines in transgenic APPswe/PSen1∆E9 (APP/PS1) cerebral cortex. Dendritic spine turnover is increased far from plaque in aged APP/PS1 mice, and in young APP/PS1 mice prior to plaque formation. Dysregulation occurs in the presence of soluble Aβ oligomer and requires cellular prion...
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