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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
|
pubmed:dateCreated |
1994-5-17
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pubmed:abstractText |
A mentally retarded male with dysmorphic features was found to have a de novo 46,XY,inv dup(8) (p.23.1-->12). Confirmation of the segments duplicated in the rearrangement was achieved by biochemical analysis of glutathione reductase, which maps to 8p21.1, and DNA studies using the chromosome specific probe y-19-1D (D85131), which maps to 8p21. Assay of cathepsin B, which has been localised to 8p22, did not differ from controls with normal chromosomal constitution. DNA studies using the Defensin 1 gene probe, which maps to 8p23, showed a previously undetected deletion of that segment. We propose that the inverted tandem duplication/deletion arose as a single U-type exchange within an inversion loop.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:status |
MEDLINE
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pubmed:month |
Feb
|
pubmed:issn |
0148-7299
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
15
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pubmed:volume |
49
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
384-7
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pubmed:dateRevised |
2011-11-17
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pubmed:meshHeading |
pubmed-meshheading:8160729-Abnormalities, Multiple,
pubmed-meshheading:8160729-Child, Preschool,
pubmed-meshheading:8160729-Chromosome Inversion,
pubmed-meshheading:8160729-Chromosomes, Human, Pair 8,
pubmed-meshheading:8160729-Face,
pubmed-meshheading:8160729-Humans,
pubmed-meshheading:8160729-Intellectual Disability,
pubmed-meshheading:8160729-Karyotyping,
pubmed-meshheading:8160729-Male,
pubmed-meshheading:8160729-Multigene Family
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pubmed:year |
1994
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pubmed:articleTitle |
U-type exchange in a paracentric inversion as a possible mechanism of origin of an inverted tandem duplication of chromosome 8.
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pubmed:affiliation |
Divisions of Medical Genetics, Montreal Children's Hospital, McGill Centre for Human Genetics, Quebec, Canada.
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pubmed:publicationType |
Journal Article,
Case Reports
|