Dr. Samir Taoudi, Walter and Eliza Hall Institute (image) Walter and Eliza Hall Institute Share Print E-Mail Caption Dr. Samir Taoudi from the Walter and Eliza Hall Institute in Melbourne, Australia, has identified a key gene involved in blood stem cells' unique ability to self-renew. Credit Czesia Markiewicz, Walter and Eliza Hall Institute. Usage Restrictions None Share Print E-Mail 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.