David Brafman, Arizona State University (IMAGE) Arizona State University Caption David Brafman's Arizona State University lab has developed a new TREE method (an acronym short for transient reporter for editing enrichment, or TREE), which allows for bulk enrichment of DNA base-edited cell populations -- and for the first time, high efficiency in human stem cell lines. They have used the technology to better understand the causes of Alzheimer's disease. Credit Arizona State University 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.