Map (IMAGE) Dartmouth College Caption An illustration of the dorsolateral striatum shown as a cross-section. The blue shading shows the area of the brain that had the optogenetic receptors, and the black dots show where the placements were for light delivery. Credit Image provided by study co-authors Usage Restrictions None 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.