Chlamydia (IMAGE) Indiana University School of Medicine Caption These are chlamydia-filled inclusions (yellow) inside human urethral epithelial cells (red). Credit Image courtesy of Byron Batteiger, M.D., Indiana University School of Medicine Usage Restrictions None 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.