Posts Tagged ‘autism and oxytocin’

autismHealthDay (10/21, Preidt) reported that, according to a study appearing online Oct. 21 in the journal BMC Medicine, researchers from Duke University say they have discovered that “people with autism have a higher-than-normal number of gene-regulating molecules called methyl groups in a region of the genome that regulates oxytocin receptor expression.” In fact, “in both blood samples and brain tissue, the methylation status of specific nucleotides in the oxytocin receptor gene is significantly higher in someone with autism, about 70 percent, compared to the control population, where it is about 40 percent,” the authors explained. They suggested that “higher methylation of the oxytocin receptor gene may result in less sensitivity to the hormone” which “affects social interaction.”


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