Salk Institute -- Gerald Shadel (IMAGE) Salk Institute Caption Salk scientist Gerald Shadel shows that cells adapt to brief stressors by boosting antioxidants and energy production longer term. Credit Salk Institute Usage Restrictions with credit and related coverage. 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.