Hugo Bellen, Baylor College of Medicine (IMAGE) Baylor College of Medicine Caption Corresponding author Dr. Hugo Bellen talks with a colleague in a lab. Credit Baylor College of Medicine Usage Restrictions Credit Baylor College of Medicine 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.