Suppressing gut barrier (IMAGE) University of Tokyo Caption The left two images show intestinal proteins disrupted by aging, and those on the right show the same proteins better preserved against age-related mechanisms due to the HRJD genes. Credit ©2024 Hiroki Nagai CC-BY-ND Usage Restrictions Credit must be given to the creator. No derivatives or adaptations of the work are permitted. License CC BY-ND 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.