Healthy Control Nerve Cells (IMAGE) University of Bonn Caption Healthy control nerve cells with intact 'garbage bags' (red). Credit © AG van Echten-Deckert/Uni Bonn Usage Restrictions This photo may be used with the press release. 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.