Alzheimer's Plaques and Tangles (IMAGE) University of California - San Diego Caption This is a microscopic image depicting plaques and tangles characteristic of Alzheimer's disease. Credit Image courtesy of Tom Deerinck, NCMIR, UC San Diego. Usage Restrictions Must use photo credit as provided. 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.