Synoviocytes (image) La Jolla Institute for Allergy and Immunology Share Print E-Mail Caption In rheumatoid arthritis, fibroblast-like synoviocytes, specialized cells that line the inside of joints, invade and destroy the affected joint's cartilage. Ezrin, which plays in important role in cell adhesion and migration, is shown in green, actin in red and the cells' nuclei in blue. Credit Image courtesy of Dr. Karen Doody and Dr. Bill Kiosses, La Jolla Institute of Allergy and Immunology Usage Restrictions Only for use as part of news stories pertaining to this press release. Share Print E-Mail 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.