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A potential cause of autism? Key enzymes are found to have a 'profound effect' across dozens of genes linked to autism

Problems with a key group of enzymes called topoisomerases can have profound effects on the genetic machinery behind brain development and potentially lead to autism spectrum disorder (ASD), according to new research. Scientists have described a finding that represents a significant advance in the hunt for environmental factors behind autism and lends new insights into the disorder?s genetic causes.
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