Genetics of Autism-Spectrum Disorder (image) NIH/National Institute of Neurological Disorders and Stroke Share Print E-Mail Caption New findings suggest that a single mutation may contribute to increased prevalence of autism in boys than in girls. Credit Image courtesy of Roche Lab/NINDS. Usage Restrictions For educational use only Share Print E-Mail 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.