Nile rat animal model (IMAGE) Morgridge Institute for Research Caption The Nile rat is a useful model organism for type 2 diabetes research. Credit Photo courtesy of Susanne Meyer, Thomson Lab at UCSB. Usage Restrictions None 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.