CRISPR-Cas9 recognizing target DNA. (IMAGE) Institute of Science and Technology Austria Caption CRISPR-Cas9 recognizing target DNA. Credit © Jack Bravo Usage Restrictions Free to use when reporting about ISTA. 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.