Bacterial kill switch (IMAGE) Washington University in St. Louis Caption Associate Professor Tae Seok Moon is developing a kill switch for bacteria so they can do a job and then self-destruct. He plans to eventually use such switches in bacteria used to detect and treat disease in the human body. Credit Washington University in St. Louis Usage Restrictions Use allowed with proper attribution 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.