Hidden brain atrophy in ultra-high field MR images in a transgenic rat model of Huntington's disease

Brain Disorders(2022)

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摘要
•Neuronal shrinkage appears prior to striatal atrophy in tgHD rats.•The manifestation of striatal atrophy precedes cortical thinning in tgHD rats.•Volumetric changes were evident in conventional histology preparations.•In vivo ultra-high-field MR imaging failed to detect those volumetric changes.
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关键词
Huntington's disease,Striatum,Cerebral cortex,Degeneration,Magnetic resonance imaging,Transgenic rat model
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