![](https://mcb.berkeley.edu/sites/mcb.berkeley.edu/files/styles/article__200x200_/public/images/articles/Lin_Tsai_banner_v1_ed4.png?itok=eswVNGkA)
A collaboration between Professor of Neurobiology Richard Kramer's lab and Assistant Professor of Neurobiology Hillel Adesnik's lab has yielded a genetically-targeted photochemical toolkit to control GABA A receptors, and they have proven its effectiveness.