November 24, 2020

Tracing a Path for Memory in the Hippocampus

The hippocampal activity supporting trace fear conditioning has long been mysterious, but a leading hypothesis posits “time-cell”-like sequential patterns. In this issue of Neuron, Ahmed et al. (2020) present new data suggesting that, at least during the first session of learning, a subset of neurons coalesce to selectively encode the task but without expressing reliable sequences.


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