Labelled Neurons in Reward Circuitry (IMAGE) NIH/National Institute on Drug Abuse Caption This is a partial view of labelled neurons in reward circuitry that starts in dorsal raphe (pictured - ventral tegmental area). Credit Image courtesy Dr. Marisela Morales, NIDA IRP 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.