Gene Interrupted (IMAGE) Columbia University Caption Pyramidal neuron (green) in a mouse hippocampus in which the Pdz8 gene was deleted to investigate the role of intracellular calcium release in learning. Credit Stephanie Herrlinger/Columbia’s Zuckerman Institute Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.