(IMAGE) Technical University of Munich (TUM) Caption This is a model of the nurse shark's immunoglobulin new antigen receptor molecule containing two stabilization principles, which could be transferred to human anitbodies to receive enhansed stability. Credit Image: Janosch Hennig, TUM/Helmholtz Zentrum 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.