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Unraveling Alzheimer’s: New study documents how brain cells go bad

In the brains of people with Alzheimer’s disease, there are abnormal deposits of amyloid beta protein and tau protein, and swarms of activated immune cells. But scientists do not fully understand how these three major factors combine to drive the disease. Now, UNC School of Medicine and National Institutes of Health researchers have untangled the mystery in lab experiments to reveal why one Alzheimer’s drug currently in development shows promise and how other therapies might reverse the disease process.

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