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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1990-7-11
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pubmed:abstractText |
Methylation patterns surrounding a hypervariable X-chromosome locus, DXS255, have been analyzed with the restriction enzyme MspI and its methylation-sensitive isoschizomer HpaII. HpaII sites flanking the hypervariable region were found to be methylated on 41 active X chromosomes and unmethylated on 11 inactive X chromosomes present in a range of male, female, and hybrid cells and tissues. This differential methylation pattern coupled with the previously described high level (greater than 90%) of heterozygosity at the DXS255 locus can therefore be applied to determine the inactivation status of X chromosomes in females heterozygous for X-linked disease and in tumor clonality studies.
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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 |
Jun
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pubmed:issn |
0888-7543
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
7
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
182-7
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pubmed:dateRevised |
2005-11-17
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pubmed:meshHeading |
pubmed-meshheading:1693357-Deoxyribonuclease HpaII,
pubmed-meshheading:1693357-Deoxyribonucleases, Type II Site-Specific,
pubmed-meshheading:1693357-Dosage Compensation, Genetic,
pubmed-meshheading:1693357-Female,
pubmed-meshheading:1693357-Heterozygote,
pubmed-meshheading:1693357-Humans,
pubmed-meshheading:1693357-Male,
pubmed-meshheading:1693357-Methylation,
pubmed-meshheading:1693357-Restriction Mapping,
pubmed-meshheading:1693357-Translocation, Genetic,
pubmed-meshheading:1693357-X Chromosome
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pubmed:year |
1990
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pubmed:articleTitle |
Methylation patterns at the hypervariable X-chromosome locus DXS255 (M27 beta): correlation with X-inactivation status.
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pubmed:affiliation |
Division of Genetics, MRC Radiobiology Unit, Chilton, Didcot, Oxon, England.
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pubmed:publicationType |
Journal Article
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