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Articles tagged with Fragile X syndrome

  • Fragile X Syndrome Genetic Testing

    Fragile X syndrome (FXS) is the most common cause of inherited intellectual disability and one of the leading causes of monogenic forms of autism. FXS is a repeat disorder caused by the expansion and methylation of CGG trinucleotide repeats in the FMR1 gene to over 200 repeats (Normal allele = 44…