Why Two Brains Are Better Than One

April 2, 2018

(The Guardian) – Still, it’s a “brain” after a fashion and it’s made from me. From a piece of my arm, to be precise. I’m not going to pretend this isn’t strange. But neither is it an exercise in gratuitously ghoulish biological engineering, a piece of Frankensteinian scientific hubris 200 years after Mary Shelley’s tale. The researchers who made my mini-brain are trying to understand how neurodegenerative diseases develop. With mini-brains grown from the tissues of people who have a genetic susceptibility to the early onset of conditions such as Alzheimer’s, they hope to unravel what goes awry in the mature adult brain.

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