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An Alzheimer’s threshold may influence who develops dementia

Researchers identified a biological shift between amyloid and tau pathology linked to progression from Alzheimer’s disease to dementia.

SourceScienceDaily10:14 UTCSave

Key points

From ScienceDaily’s report
  • Researchers identified a biological shift linked to progression from Alzheimer's to dementia.
  • Study used donor brain tissue across dementia, non-dementia, and centenarian groups.
  • Six tissue domains revealed a critical transition between amyloid and tau pathology.
  • Microglia shift from inflammatory to antigen-presenting states correlates with disease stages.
  • Findings suggest therapies could target microglial states and timing to delay dementia.

Why it matters. Donor brain tissue showed microglia shifting from inflammatory to antigen-presenting states across disease stages.

What to watch. Researchers may explore whether targeting microglial states at specific times can delay dementia.

Coverage

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Coverage

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Why it’s in the Brief

Ranked 7th of 10.

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+1.0
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Score
8.0

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