Islets (IMAGE) American Chemical Society Caption Scientists have developed a process that could could improve transplants of insulin-producing cells for treating diabetes. The new method prevents destruction of those cells by coating them with heparin. Credit Courtesy of the American Chemical Society 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.