CRISPR-tagged histones in C. elegans (IMAGE) Johns Hopkins University Caption Representative differential interference contrast (DIC) image micrographs of the CRISPR-tagged histones under study. The dashed lines outline the gonads. Credit Ryan J. Gleason, Johns Hopkins 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.