CRISPR-dCAS9 NOR Gates (IMAGE) University of Washington Caption This is an artist's impression of connected CRISPR-dCas9 NOR gates. Credit University of Washington Usage Restrictions With credit 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.