Scientists revive activity in frozen mouse brains for the first time

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‘Cryosleep’ remains the preserve of science fiction, but researchers are getting closer to restoring brain function after deep freezing.

A familiar trope in science fiction is the cryopreserved time traveller, their body deep-frozen in suspended animation, then thawed and reawakened in another decade or century with all of their mental and physical capabilities intact.

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Nature 651, 563-564 (2026)

doi: https://doi.org/10.1038/d41586-026-00756-w

References

  1. Robbins, R. J. et al. Exp. Neurol. 107, 208–213 (1990).

    Article  PubMed  Google Scholar 

  2. Otto, F., Görtz, P., Fleischer, W. & Siebler, M. J. Neurosci. Methods 128, 173–181 (2003).

    Article  PubMed  Google Scholar 

  3. German, A. et al. Proc. Natl Acad. Sci. USA 123, e2516848123 (2026).

    Article  PubMed  Google Scholar 

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