Thymic Epithelial Cells (IMAGE) University of Basel Caption A single thymic epithelial cell (red) in contact with developing T cells (white). Credit Department of Biomedicine, University of Basel Usage Restrictions give adequate attribution to the original author 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.