T Lymphocyte (image) University of California - San Diego Share Print E-Mail Caption This is the T lymphocyte. Credit National Institute of Allergy and Infectious Diseases Usage Restrictions Must use image 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.