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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1985-4-10
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pubmed:abstractText |
A deletion of the long arm of chromosome 15 (usually involving bands 15q11-q12) has been seen in approximately 50% of Prader-Willi syndrome (PWS) patients [Ledbetter et al, 1982]. However, 14 patients with non-PWS (or atypical PWS) phenotype with 15q deletion indicate great clinical variability. A deletion was found in a propositus with a de novo translocation [45,XY, -15, -22, +rec(15;22) (22pter----22q13.2::15q14----15qter)], who had anomalies not normally observed in PWS patients. Activities of several enzymes mapped to the involved chromosomes were studied in the patient and control individuals. A 50% decrease in the level of arylsulfatase-A confirmed a small deletion in 22q(22q13.2----qter), and additional studies localized more precisely the loci for alpha-mannosidase (cytoplasmic) and beta-galactosidase.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0148-7299
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
20
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
255-63
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:2858158-Cerebroside-Sulfatase,
pubmed-meshheading:2858158-Chromosome Banding,
pubmed-meshheading:2858158-Chromosome Deletion,
pubmed-meshheading:2858158-Chromosome Mapping,
pubmed-meshheading:2858158-Chromosomes, Human, 13-15,
pubmed-meshheading:2858158-Chromosomes, Human, 21-22 and Y,
pubmed-meshheading:2858158-Fibroblasts,
pubmed-meshheading:2858158-Humans,
pubmed-meshheading:2858158-Infant, Newborn,
pubmed-meshheading:2858158-Lymphocytes,
pubmed-meshheading:2858158-Male,
pubmed-meshheading:2858158-Mannosidases,
pubmed-meshheading:2858158-Phenotype,
pubmed-meshheading:2858158-Prader-Willi Syndrome,
pubmed-meshheading:2858158-Translocation, Genetic,
pubmed-meshheading:2858158-alpha-Mannosidase,
pubmed-meshheading:2858158-beta-Galactosidase
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pubmed:year |
1985
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pubmed:articleTitle |
Deletions of proximal 15q and non-classical Prader-Willi syndrome phenotypes.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Case Reports,
Research Support, Non-U.S. Gov't
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