Bacterial Type IV Secretion System (IMAGE) University College London Caption Bacterial type IV secretion system structure reveals how antibiotics resistance genes move from one bacterium to another. Credit Image from the <i>Nature</i> paper 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.