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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
6
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pubmed:dateCreated |
1989-1-18
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pubmed:abstractText |
Fetal hemoglobin (HbF) levels determined in healthy Japanese adults ranged from 0.3% to 16.0% as F cells and 0.17% to 2.28% as HbF content, which were the same as those obtained in other countries. The frequency distribution of 300 healthy adults with various numbers of F cells consisted statistically of two different groups, low and high F-cell groups. Individuals with greater than or equal to 4.4% of F cells (HbF about 0.7%) were defined as the high F-cell trait, which accounted for 11.3% of males and 20.7% of females. Family studies of 21 probands with this trait and sex-different frequency analyses in the population and probands revealed X-linked dominant inheritance. Two other families of the trait associated with color blindness were described, although no definitive evidence for linkage was obtained between the two. A review of population and family studies reported in the literature indicated that persons with Swiss-type hereditary persistence of fetal hemoglobin (HPFH) are of the same kind as this trait in their incidence and inheritance form, but represent a portion of the trait with higher levels of HbF or F cells. The existence of X chromosome-localized regulatory gene(s) for the developmental switch of human Hb production is discussed.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
0006-4971
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
72
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1854-60
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pubmed:dateRevised |
2010-11-18
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pubmed:meshHeading |
pubmed-meshheading:2461753-Adult,
pubmed-meshheading:2461753-Color Vision Defects,
pubmed-meshheading:2461753-Erythrocytes,
pubmed-meshheading:2461753-Female,
pubmed-meshheading:2461753-Fetal Hemoglobin,
pubmed-meshheading:2461753-Genes, Dominant,
pubmed-meshheading:2461753-Genetic Linkage,
pubmed-meshheading:2461753-Hemoglobinopathies,
pubmed-meshheading:2461753-Humans,
pubmed-meshheading:2461753-Japan,
pubmed-meshheading:2461753-Male,
pubmed-meshheading:2461753-Pedigree,
pubmed-meshheading:2461753-X Chromosome
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pubmed:year |
1988
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pubmed:articleTitle |
X-linked dominant control of F-cells in normal adult life: characterization of the Swiss type as hereditary persistence of fetal hemoglobin regulated dominantly by gene(s) on X chromosome.
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pubmed:affiliation |
First Department of Internal Medicine, School of Medicine, University of Tokushima, Japan.
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pubmed:publicationType |
Journal Article,
Review
|