Tadpole eye transplant shows new way to grow nerves
Lowering cells’ electrical charges could help replacement organs wire properly
![nerve cells from an eye](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/12/ti_image-1.jpg?fit=860%2C460&ssl=1)
POWER PLAY Nerve cells (red) from an eye transplanted to a tadpole’s side reach out into the surrounding tissue, but they won’t stray beyond an electric fence of highly charged cells (green).
Douglas J. Blackiston