The GuardianThe Guardian

Blobs of human brain planted in rats offer new treatment hope

By Hannah Devlin

03 Feb 2023 · 2 min read

Editor's Note

The Guardian reports on a new study showing that tiny pieces of human brain tissue can be transplanted into the brains of rats. This success could have huge implications for treating brain injuries.

Blobs of human brain tissue have been transplanted into the brains of rats in work that could pave the way for new treatments for devastating brain injuries.

The groundbreaking study showed that the “human brain organoids” – sesame seed-sized balls of neurons – were able to integrate into the rat brain, linking up with their blood supplies and communicating with the rat neurons.

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