Article
A pseudo-full mutation identified in fragile X assay reveals a novel base change abolishing an EcoRI restriction site.
The Journal of molecular diagnostics : JMD - 1 Sept 2008
Liang Shujian, Bass Harold N, Gao Hanlin, Astbury Caroline, Jamehdor Mehdi R, Qu Yong
Abstract excerpt
Diagnostic testing for the fragile X syndrome is designed to detect the most common mutation, a CGG expansion in the 5'-untranslated region of the fragile X mental retardation (FMRI) gene. PCR can determine the number of CGG repeats less than 100, whereas Southern analysis can detect large premutations, full mutations, and their methylation status. Bands larger than 5.8 kb observed via Southern analysis are...
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