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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1996-2-13
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pubmed:abstractText |
Autosomal dominant cerebellar ataxias (ADCA) of type I, a group of clinically heterogeneous neurodegenerative disorders, are known to be genetically heterogeneous since a second locus for ADCA type I (SCA2) has been identified on the long arm of chromosome 12. Linkage analysis was performed in 7 French ADCA type I families in order to estimate its frequency. We analysed 121 individuals, 39 of whom were affected. In 6 families, the SCA2 candidate interval, spanning 12.8 cM, was excluded by bi- and multipoint analysis. In one family (SAL-315), however, the maximal positive lod score reached 2.03 at the D12S79 locus. A posterior probability of 94% in favor of linkage to SCA2 was calculated by homogeneity analysis. The clinical profile of this family was similar to that of previously described SCA1 and non-SCA1 families, except that dementia was observed in 2 out of 6 patients. This may be a clinical idiosyncrasy in this family and was insufficient for a genotype-phenotype correlation.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0148-7299
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
9
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pubmed:volume |
60
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
382-5
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pubmed:dateRevised |
2010-11-18
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pubmed:meshHeading |
pubmed-meshheading:8546150-Adolescent,
pubmed-meshheading:8546150-Adult,
pubmed-meshheading:8546150-Chromosomes, Human, Pair 12,
pubmed-meshheading:8546150-Family,
pubmed-meshheading:8546150-Female,
pubmed-meshheading:8546150-France,
pubmed-meshheading:8546150-Genes, Dominant,
pubmed-meshheading:8546150-Genetic Heterogeneity,
pubmed-meshheading:8546150-Genetic Linkage,
pubmed-meshheading:8546150-Humans,
pubmed-meshheading:8546150-Male,
pubmed-meshheading:8546150-Middle Aged,
pubmed-meshheading:8546150-Spinocerebellar Degenerations
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pubmed:year |
1995
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pubmed:articleTitle |
SCA2 is not a major locus for ADCA type I in French families.
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pubmed:affiliation |
INSERM U289, Hôpital de la Salpêtrière, Paris, France.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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