Wiggling Worms and link to Alzheimer's (IMAGE) University of Delaware Caption Professor Jessica Tanis and doctoral student Andy Lam examine tiny worms (C. elegans) under the microscope for signs of Alzheimer’s disease. Credit Photos by Kathy F. Atkinson, Tanis Lab and UD Bio-Imaging Center Usage Restrictions No restrictions. License Public Domain 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.