(IMAGE) University of Cologne Caption Dr Ernesto Llamas and Professor Dr David Vilchez hope that their discovery will one day be used Huntington's disease and similar hereditary diseases Credit Jana Bauch, University of Cologne Usage Restrictions only to use in context with the press release 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.