Source:http://linkedlifedata.com/resource/pubmed/id/10369920
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
7-8
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pubmed:dateCreated |
1999-7-22
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pubmed:databankReference | |
pubmed:abstractText |
A polymorphic gene, MIC-A, is one of the MIC family of genes which is composed of a group of homologous genes interspersed in the class III and class I regions of the major histocompatibility complex. MIC-A is located 46 kilobases (kb) centromeric of HLA-B, and is preferentially expressed in the epithelial cells and intestinal mucosa. Recently, MIC-A and the closely related MIC-B were reported as the molecules that conferred specificity in the recognition by the Vdelta1gammadeltaT cells. In the present study, polymorphic exons 2, 3, and 4 of the MIC-A gene were analyzed using the polymerase chain reaction-single-strand conformation polymorphism method. The number of patterns found in exons 2, 3, and 4 were 5, 6, and 4, respectively, in 114 healthy Japanese subjects. Eight MIC-A alleles were observed in Japanese individuals, among which one, tentatively named MIC-AMW, has not previously been reported. There was a strong linkage disequilibrium between MIC-A and HLA-B loci: each MIC-A allele showed strong association with a particular HLA-B group. In contrast, B*3901 showed association with multiple MIC-A alleles. Furthermore, the existence of a MIC-A-MIC-B null haplotype, which is associated with HLA-B*4801, was identified. In this haplotype, a large-scale deletion (of approximately 100 kb) including the entire MIC-A gene was indicated and the MIC-B gene possessed a stop codon.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/DNA, Complementary,
http://linkedlifedata.com/resource/pubmed/chemical/HLA-B Antigens,
http://linkedlifedata.com/resource/pubmed/chemical/Histocompatibility Antigens Class I,
http://linkedlifedata.com/resource/pubmed/chemical/MHC class I-related chain A,
http://linkedlifedata.com/resource/pubmed/chemical/MICB antigen
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0093-7711
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pubmed:author | |
pubmed:issnType |
Print
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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 |
620-8
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:10369920-Alleles,
pubmed-meshheading:10369920-Base Sequence,
pubmed-meshheading:10369920-DNA, Complementary,
pubmed-meshheading:10369920-Exons,
pubmed-meshheading:10369920-Gene Frequency,
pubmed-meshheading:10369920-HLA-B Antigens,
pubmed-meshheading:10369920-Haplotypes,
pubmed-meshheading:10369920-Histocompatibility Antigens Class I,
pubmed-meshheading:10369920-Humans,
pubmed-meshheading:10369920-Japan,
pubmed-meshheading:10369920-Molecular Sequence Data,
pubmed-meshheading:10369920-Polymerase Chain Reaction,
pubmed-meshheading:10369920-Polymorphism, Genetic,
pubmed-meshheading:10369920-Polymorphism, Single-Stranded Conformational,
pubmed-meshheading:10369920-Sequence Deletion
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pubmed:year |
1999
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pubmed:articleTitle |
MIC-A polymorphism in Japanese and a MIC-A-MIC-B null haplotype.
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pubmed:affiliation |
Department of Human Genetics, Graduate School of Medicine, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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