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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1987-5-12
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pubmed:abstractText |
Congenital adrenal hyperplasia (CAH) is due to defective adrenal cortisol biosynthesis. In most cases, deficiency of a P 450-C21 specific steroid hydroxylase impairing cortisol synthesis has been found. The disease is HLA-linked, and on clinical grounds it can be divided into two major forms, the classical and the non-classical type. Here, evidence is presented that the classical and the non-classical forms of CAH caused by 21-OH deficiency are due to different genetic alterations in the C4/21-OH gene region. In most cases of classical CAH associated with the HLA-Bw47 antigen, a specific and selective loss of the 21-OH B gene was observed with some interesting exceptions. Alterations in the 21-OH gene region in the non-classical forms of CAH, patients either HLA-B14; DR1 homo- or heterozygous, are different. Our data indicate the possibility of gene conversion events in this genomic region in non-classical CAH.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Complement C4,
http://linkedlifedata.com/resource/pubmed/chemical/DNA Restriction Enzymes,
http://linkedlifedata.com/resource/pubmed/chemical/HLA Antigens,
http://linkedlifedata.com/resource/pubmed/chemical/Steroid 21-Hydroxylase,
http://linkedlifedata.com/resource/pubmed/chemical/Steroid Hydroxylases
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pubmed:status |
MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0735-1313
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:volume |
3
|
pubmed:owner |
NLM
|
pubmed:authorsComplete |
Y
|
pubmed:pagination |
437-48
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2882404-Adrenal Hyperplasia, Congenital,
pubmed-meshheading:2882404-Age Factors,
pubmed-meshheading:2882404-Complement C4,
pubmed-meshheading:2882404-DNA Restriction Enzymes,
pubmed-meshheading:2882404-HLA Antigens,
pubmed-meshheading:2882404-Haplotypes,
pubmed-meshheading:2882404-Humans,
pubmed-meshheading:2882404-Polymorphism, Restriction Fragment Length,
pubmed-meshheading:2882404-Steroid 21-Hydroxylase,
pubmed-meshheading:2882404-Steroid Hydroxylases
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pubmed:year |
1986
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pubmed:articleTitle |
Classical and late-onset forms of congenital adrenal hyperplasia caused by 21-OH deficiency reveal different alterations in the C4/21-OH gene region.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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