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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1992-11-23
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pubmed:abstractText |
Loss of heterozygosity (LOH) was examined at 27 loci on chromosomes 3p, 6q, 11p, 13q, 17 and X in 42 human ovarian tumors. LOH was detected in 12 of 26 (46%) and 5 of 12 (42%) informative cases at 2 chromosome 13q loci, D13S32 and D13S34 respectively. On chromosome Xp, tumor-specific allele loss was observed in 9 out of 15 informative cases (60%) at the ornithine transcarbamylase (OTC) gene locus. Examination of 12 additional Xp and 13q loci has mapped the common deletion regions to Xp21.1-->p11.4 and 13q33-->q34. The observation of significant LOH on Xp represents a strong indication of genetic changes in the X chromosome in a human malignancy. The allele losses on 13q which have been reported for other cancers suggest that chromosome 13, in addition to the retinoblastoma gene, may contain other growth-regulating gene(s) important in the development of several tumor types, including ovarian malignancies.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:status |
MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0020-7136
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
21
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pubmed:volume |
52
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
575-80
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:1399139-Chromosome Deletion,
pubmed-meshheading:1399139-Chromosome Mapping,
pubmed-meshheading:1399139-Chromosomes, Human, Pair 13,
pubmed-meshheading:1399139-Chromosomes, Human, Pair 17,
pubmed-meshheading:1399139-Female,
pubmed-meshheading:1399139-Genes, p53,
pubmed-meshheading:1399139-Heterozygote,
pubmed-meshheading:1399139-Humans,
pubmed-meshheading:1399139-Ovarian Neoplasms,
pubmed-meshheading:1399139-X Chromosome
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pubmed:year |
1992
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pubmed:articleTitle |
Frequent loss of heterozygosity on chromosomes Xp and 13q in human ovarian cancer.
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pubmed:affiliation |
Department of Genetics, Yale University School of Medicine, New Haven, CT 06510.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
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