Hippocampal awake replay in fear memory retrieval

  title={Hippocampal awake replay in fear memory retrieval},
  author={Chun-Ting Wu and Daniel Christopher Haggerty and Caleb T. Kemere and Daoyun Ji},
  booktitle={Nature Neuroscience},
Hippocampal place cells are key to episodic memories. How these cells participate in memory retrieval remains unclear. After rats acquired a fear memory by receiving mild footshocks in a shock zone on a track, we analyzed place cells when the animals were placed on the track again and displayed an apparent memory retrieval behavior: avoidance of the shock zone. We found that place cells representing the shock zone were reactivated, despite the fact that the animals did not enter the shock zone… CONTINUE READING
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