Reversing Brain Defects (IMAGE) The Hebrew University of Jerusalem Caption New brain cells (green stain) induced in the heroin damaged brain by transplantation of neural stem cells. Credit The Hebrew University of Jerusalem 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.