A study in the journal Cell showed that 69 genes were tied to a higher likelihood of autism spectrum disorder, 16 of which are newly linked to ASD, while about 600 other genes may up the odds of ASD according to their interaction with ASD-associated genes. Researchers also found the rare and highly damaging gene variants were significantly elevated among parents of children with ASD, who mostly pass the genes to affected but not unaffected children.
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