<p>A recent study by Ayata et al. (2025) reveals that the transcription factor PU.1 acts as a molecular switch that determines whether microglia protect against or worsen Alzheimer’s disease pathology, with lower PU.1 levels promoting beneficial microglial states that reduce amyloid burden and neuroinflammation.</p>

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PU.1: the conductor of Alzheimer’s symphony

  • Chunli Sun,
  • Qianjin Liu

摘要

A recent study by Ayata et al. (2025) reveals that the transcription factor PU.1 acts as a molecular switch that determines whether microglia protect against or worsen Alzheimer’s disease pathology, with lower PU.1 levels promoting beneficial microglial states that reduce amyloid burden and neuroinflammation.