Professor Merryman, Vanderbilt University (IMAGE) Vanderbilt University Caption David Merryman, associate professor of biomedical engineering, and his team discovered that a rheumatoid arthritis drug holds promise for treating heart valve calcification. Credit Vanderbilt 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.