News Animals

A new device helps frogs regrow working legs after an amputation

The treatment spurred limb growth over 18 months

Adult African clawed frog

Adult African clawed frogs can’t fully regenerate amputated body parts on their own. But a device holding a chemical cocktail at the wound site coaxed some to regrow useful limbs.

Brian Gratwicke/Flickr (CC BY 2.0)

By Carolyn Wilke

- More than 2 years ago

The cells of adult frogs seem to remember how to regrow lost legs, and a new chemical kick starter helps them hop to it.