EDNRB (IMAGE) University of California - San Diego Caption Left: The EDNRB gene may play a role in Ethiopians' adaptation to life at high altitudes. Right: EDNRB coordinates a network of genes involved in heart function. Credit UC San Diego Health Usage Restrictions Use photo credit as indicated 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.