Manipulating nerve cells makes mice ‘see’ something that’s not there
For the first time, researchers have used optogenetics to create a specific visual perception
![lab mouse](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/07/071719_ls_optogenetics-perception_feat.jpg?fit=1030%2C580&ssl=1)
SNIFFING AROUND A laboratory mouse checks out a device that helps deliver light to specific nerve cells in the brain, activating them in a way that creates a perception.
Sean Quirin, James Marshel, Cephra Raja and K. Deisseroth/Stanford Univ.