Science image (IMAGE) Salk Institute Caption In this image of a neuron nucleus, bright spots show areas of focused genetic repair. Credit Salk Institute/Waitt Advanced Biophotonics Center Usage Restrictions with credit and related coverage. 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.