Increased autism risk linked to Y chromosome, Geisinger study finds
DANVILLE — Increased risk for autism appears to be linked to the Y chromosome, a Geisinger study found, offering a new explanation for the greater prevalence of autism in males. The results were published in Nature Communications. Autism spectrum disorder (ASD) is a neurodevelopmental condition characterized by impaired social interaction and communication, and restricted and repetitive patterns of behavior, interests and activities. ASD is nearly four times more prevalent among males than females, but the reason for this disparity is not well understood. One common hypothesis ...