Amyloid Beta (IMAGE) Biophysical Society Caption The suspected molecular dagger in Alzheimer's, shown here in red attacking cells (grey), contains a special twist. Credit Maiti Usage Restrictions This image may be used only with appropriate caption and credit. 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.