Alzheimer's Disease (IMAGE) University of Montreal Caption Healthy neurons (left) and Alzheimer's disease neurons (right): in green, accumulation of G4 structures in Alzheimer's neurons. Credit Gilbert Bernier Usage Restrictions None 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.