T6 in Red and Green (IMAGE) Duke University Caption A highly magnified view of the striatum of a mouse brain reveals neurons involved in brain circuits that govern habits. Contrary to a traffic light, neurons in the "Go" pathway of the striatum are stained to appear red, and the stop neurons appear green. Credit Kristen Ade, Duke University 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.