Stereocilia (IMAGE) Howard Hughes Medical Institute Caption Treatment with a genome editing agent can preserve sound-detecting bristles in the inner ear of mice with genetic deafness (white box, left). Without the treatment, these bristles disappear (white box, right). Credit Gao et al. /<i>Nature</i> 2017 Usage Restrictions Must use 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.