Pancreatic Islets (IMAGE) Walter and Eliza Hall Institute Caption The immune-mediated destruction of insulin-producting islets in the pancreas is the cause of type 1 diabetes. Still from WEHI-TV animation 'Insulin Production and Type 1 Diabetes' Credit WEHI-TV, Walter and Eliza Hall Institute, Australia Usage Restrictions With credit 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.