Common Genetic Variants, Acting Additively, Are a Major Source of Risk for Autism

Submitted by djohnson on October 15, 2012 - 12:16
Source: 
Molecular Autism
Link: 
http://www.molecularautism.com/content/3/1/9/abstract
Date Published: 
October 15, 2012
Abstract: 

Study finds that together, a large number of inherited, common genetic variations “of very small effect” can increase risk for autism. Suggests risk of inherited ASD is approximately 40% in simplex families and 60% in multiplex families.