This image shows the the microscopic signs of alzheimer's disease on the brain. Alzheimer's forms plaques (clumps of protein fragments), and tangles (twisted strands of protein). You can find plaque In point A. In point B, you will see the tangles that have formed inside dying cells. Derived from reference photo: https://commons.wikimedia.org/wiki/File:Alzheimer_neuritic_plaque_gallyas_stain.jpg
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A1yssa18