Intertwined Neuronal Projections (IMAGE) NIH/National Institute of Mental Health Caption Neuronal projections encoding negative (red) and positive (green) associations were often intertwined, perhaps hinting at mechanisms by which positive and negative emotional associations may influence each other. Credit Praneeth Namburi, Anna Beyeler, Ph.D., Kay M. Tye, Ph.D., Massachusetts Institute of Technology 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.