Hair Bundle Health (IMAGE) Boston Children's Hospital Caption Unaffected mice, at left, have sensory hair bundles organized in 'V' formations with three rows of cilia (bottom left). This orderly structure falls apart in the mutant mice (middle column), but is dramatically restored after gene therapy treatment. Credit Gwenaelle Géléoc and Artur Indzkykulian Usage Restrictions None 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.