Biomarkers for Alzheimer's disease

Published: November, 2010

The research advances incrementally, but clinical use is still years away.

The brain changes that lead to Alzheimer's disease probably begin years, and possibly even more than a decade, before symptoms such as memory impairment appear. For this reason, Alzheimer's researchers have long hoped to find biomarkers — early biological signs of disease pathology — that could help identify people at risk before symptoms develop.

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