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Is autism hereditary?

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In addition to genetic variations that are inherited and are present in nearly all of a person’s cells, recent research has also shown that de novo, or spontaneous, gene mutations can influence the risk of developing autism spectrum disorder. read more

The heritability of autism is the proportion of differences in expression of autism that can be explained by genetic variation; if the heritability of a condition is high, then the condition is considered to be primarily genetic. read more

Most genetic risk for autism comes from common inherited gene variations that can be found in many individuals without the disorder, according to a large new study. In any one individual, each of these gene variations increases autism risk only slightly. read more

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