Âé¶¹´«Ã½

Health

Mouse brain slices brought back to life after being frozen for a week

In a step towards suspended animation of people, slices of mouse brains have shown near-normal activity after being stored at -150°C for up to a week

By Michael Le Page

13 February 2025

Reviving samples of mouse brain could bring us closer to freezing whole brains

BSIP SA / Alamy

Slices of mouse brain that were kept at -150°C for up to a week have shown near-normal electrical activity after being warmed up. The results could take us a step closer towards cooling and reviving entire brains for purposes such as putting for space flights.

“At the moment, it is not possible, but I think there are existing techniques that can be combined to achieve this, and there is room for careful optimism,” says at…

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with Âé¶¹´«Ã½ events and special offers.

Sign up

To continue reading, today with our introductory offers

or

Existing subscribers

Sign in to your account
Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop