Judged: two independent readers; copy check clear.
gene mosaicism
gene mosaicism In this fragile X context, gene mosaicism means that one person has a mix of cells with different versions of the FMR1 gene, such as some cells with a methylated full mutation and others with a smaller unmethylated premutation.
In this fragile X context, gene mosaicism means that one person has a mix of cells with different versions of the FMR1 gene, such as some cells with a methylated full mutation and others with a smaller unmethylated premutation. This mixed pattern has been linked with better cognitive functioning than having only the full mutation.