Refinement of the spinocerebellar ataxia type 4 locus in a large German family and exclusion of CAG repeat expansions in this region

Yorck Hellenbroich*, S. Bubel, H. Pawlack, S. Opitz, P. Vieregge, E. Schwinger, C. Zühlke

*Corresponding author for this work
39 Citations (Scopus)

Abstract

Spinocerebellar ataxia type 4 (SCA4) is an autosomal dominant disorder mapped to chromosome 16q22.1 in a large Utah kindred. The clinical phenotype is characterized by cerebellar ataxia with sensory neuropathy. We describe a five-generation family from northern Germany with similar clinical findings linked to the same locus. Haplotype analyses refined the gene locus to a 3.69 cM interval between D16S3019 and D16S512. Analysis of nine CAG/CTG tracts in this region revealed no evidence for a repeat expansion.

Original languageEnglish
JournalJournal of Neurology
Volume250
Issue number6
Pages (from-to)668-671
Number of pages4
ISSN0340-5354
DOIs
Publication statusPublished - 01.06.2003

Research Areas and Centers

  • Research Area: Medical Genetics

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