Human Glucagon Receptor (IMAGE) Scripps Research Institute Caption The new study shows the structure of the human glucagon receptor, which could help scientists design new drugs for type 2 diabetes. Credit Image courtesy of Katya Kadyshevskaya, The Scripps Research Institute. 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.