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Journal Article · Nature · 2026Cover article

Hippocampal replay orders new memories during sleep

P. Natarajan, D. Okafor, L. Fischer, A. Rao

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Cited by 3

Abstract

Sleep strengthens new memories, but how the brain chooses what to keep is unclear. Recording thousands of hippocampal neurons in sleeping mice, we find that replay is ordered by reward, and that blocking it erases only the memories it would have replayed.

Cite

P. Natarajan, D. Okafor, L. Fischer, A. Rao (2026). Hippocampal replay orders new memories during sleep. Nature. https://doi.org/10.5555/demo.2026.001

BibTeX
@article{natarajan2026hippocampal,
  title = {Hippocampal replay orders new memories during sleep},
  author = {P. Natarajan and D. Okafor and L. Fischer and A. Rao},
  journal = {Nature},
  year = {2026},
  doi = {10.5555/demo.2026.001},
  url = {https://doi.org/10.5555/demo.2026.001},
  abstract = {Sleep strengthens new memories, but how the brain chooses what to keep is unclear. Recording thousands of hippocampal neurons in sleeping mice, we find that replay is ordered by reward, and that blocking it erases only the memories it would have replayed.}
}

Download BibTeXDownload RIS (EndNote, Zotero, Mendeley)DOI: 10.5555/demo.2026.001

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