Arthritis biomaterial - 2 (IMAGE) University of California - San Diego Caption UC San Diego chemical engineering student David McBride prepares a biodegradable polymer system that could one day be used to treat rheumatoid arthritis. Credit David Baillot/UC San Diego Jacobs School of Engineering Usage Restrictions Please credit: David Baillot/UC San Diego Jacobs School of Engineering License Original 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.