Aging Gracefully Requires Taking Out the Trash (image) Salk Institute Share Print E-Mail Caption Top: The image shows the brain of a normal, 15-day old fly. Bottom: Damaged proteins tagged for degradation (bright, red stain) start to accumulate in the brains of 15-day old flies in which the process of autophagy has been suppressed. These flies live only half as long as their normal counterparts. Credit Tim Finley Usage Restrictions News media reproduction to illustrate this story permitted with proper attribution as provided above. For one time use only. 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.