Highly Efficient CRISPR Knock-in in Mouse (IMAGE) Tokyo Medical and Dental University Caption This image shows a schematic diagram of the highly efficient CRISPR/Cas system, which leads to super efficient targeted insertion (knock-in) of a long donor insert into mouse genome. Credit ©TMDU Usage Restrictions Image may only be used with appropriate caption or 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.