Urinary Infections (IMAGE) Washington University School of Medicine Caption Pictured is an infected bladder's lining colonized by bacteria (the rod-shaped structures). The round white cells are specialized immune cells called neutrophils. Controlling the damage caused by neutrophils with NSAIDs may help reduce recurrent infection. Credit Thomas Hannan Usage Restrictions Embargoed until 10:30 a.m. ET May 18, 2014 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.