A gene could prevent Parkinson’s disease (IMAGE) Université de Genève Caption Biologists have created mutants of the Fer2 homolog in mouse dopamine neurons. Credit (c) Adobe Stock 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.