Article
Molecular detection of new mutations, resolution of ambiguous results and complex genetic counseling issues in Huntington disease.
American journal of medical genetics - 18 Dec 1996
Alford R L, Ashizawa T, Jankovic J, Caskey C T, Richards C S
Abstract excerpt
Huntington disease (HD) is an autosomal dominant neurodegenerative disorder caused by expansion of a variable length (CAG)n repeat in the 5' coding region of a novel gene on chromosome 4p16.3. We provide comprehensive molecular analysis of a sporadic case of HD in which a paternally derived normal length allele expanded to an affected length allele. Linkage analysis and paternity testing confirm the paternal...
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