Paralyzed rats relearn to pee

Bladder control restored for the first time in animals with stark spinal cord damage

By Meghan Rosen, 17:28 PM June 25, 2013

Paralyzed rats can now decide for themselves when it’s time to take a leak. Animals in a new study regained bladder control thanks to a new treatment that coaxes severed nerves to grow.

Instead of dribbling out urine, the rodents squeezed out shots of pee almost as well as healthy rats do, researchers report June 25 in the Journal of Neuroscience. The study is the first to regenerate nerves that restore bladder function in animals with severely injured spinal cords.

“This is a very big de...

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