Neurons in the brain of a transgenic mouse engineered to express a protein that emits light when neurons become active. Image: Qian Chen, Guoping Feng Home | News | Brain Scan Cover Image: Fall 2012 Brain Scan Cover Image: Fall 2012 Anne Trafton | January 2, 2013May 24, 2023 Facebook Twitter Linkedin Email Neurons in the brain of a transgenic mouse engineered to express a protein that emits light when neurons become active. Image: Qian Chen, Guoping Feng Neurons in the brain of a transgenic mouse engineered to express a protein that emits light when neurons become active. Image: Qian Chen, Guoping Feng Mehrdad Jazayeri selected as an HHMI investigator License plates of MIT Polina Anikeeva named head of the Department of Materials Science and Engineering See all news