E. coli ST131 superbugs (IMAGE) University of Queensland Caption E. coli ST131 superbugs captured transferring their antibiotic resistance plasmid through a syringe-like structure (indicated by arrows). Credit Professor Mark Schembri Usage Restrictions N/A License Original 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.