Isaac Witz, Tel Aviv University (IMAGE) American Friends of Tel Aviv University Caption This is Prof. Isaac Witz of Tel Aviv University's Department of Cell Research and Immunology. Credit American Friends of Tel Aviv University (AFTAU) 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.