T cells (image) University of Helsinki Share Print E-Mail Caption Patient's CD4+ T cells carrying mTOR mutation attack patient's own fibroblasts. Credit Daehong Kim Usage Restrictions The image may only be used with appropriate credit. 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.