Aggressive UTI Bacteria Hijack Copper, Feed Off It (image) Washington University School of Medicine Share Print E-Mail Caption Escherichia coli (E. coli) bacteria (yellow) infect a mouse bladder. An immune cell is shown in blue. A new study from Washington University School of Medicine in St. Louis demonstrates how E. coli collect trace amounts of copper in the urine and harness it as a nutrient. The finding may inform new drug development for hard-to-treat UTIs. Credit Chia Hung Usage Restrictions None 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.