Turning Back the Aging Clock (image) Cell Press Share Print E-Mail Caption This cartoon depicts turning back the aging clock through cellular regeneration. Credit Courtesy of Juan Carlos Izpisua Belmonte Lab /Salk Institute Usage Restrictions Credit Required. 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.