COVID 2 (IMAGE) Rice University Caption Using structure-guided Cas13, researchers at Rice University and the University of Connecticut modified a gene editing tool to serve as a highly sensitive diagnostic test for the presence of the SARS-CoV-2 virus. They used an off-the-shelf electrochemical sensor to deliver results. Credit Jie Yang/Rice University Usage Restrictions NONE 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.