Beta Cell Authors (image) Salk Institute Share Print E-Mail Caption From left: (front row) Nanhai He, Gabriela Estepa, Ron Evans and Ruth Yu; (back row) Eiji Yoshihara, Michael Downes, Weiwei Fan and Zong Wei. Credit Salk Institute Usage Restrictions with credit and related coverage. Share Print E-Mail 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.