Neural Activity in the PPC (Still) (IMAGE) Picower Institute at MIT Caption A frame from video of neurons in the PPC, engineered to glow when active, as a mouse sees a visual stimulus and then decides whether to initiate a licking motion. Credit Sur lab / MIT Picower Institute Usage Restrictions with credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.