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Early detection of Alzheimer's disease made possible by analyzing spinal fluid

Researchers can detect tiny, misfolded protein fragments in cerebrospinal fluid taken from patients, according to a new study. Such fragments have been suggested to be the main culprit in Alzheimer's disease. The findings lend hope that doctors might soon have a way to diagnose the disease while treatments might have a better chance of working -- that is, before extensive brain damage and dementia set in.
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