HEALTH TOPICS 
A new look at treating Alzheimer's disease
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Tau proteins, and not necessarily beta-amyloid, may be the key to unlocking a viable treatment.
Alzheimer's disease affects more than five million people, and that number is expected to more than double by 2050. While there is no cure, attention has refocused on what many researchers believe is a major player in Alzheimer's: tau proteins.
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