| D007626 |
Kell Blood-Group System |
Multiple erythrocytic antigens that comprise at least three pairs of alternates and amorphs, determined by one complex gene or possibly several genes at closely linked loci. The system is important in transfusion reactions. Its expression involves the X-chromosome. |
Blood-Group System, Kell,Kell Blood Group System,System, Kell Blood-Group |
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| D007667 |
Kidd Blood-Group System |
A group of antigens consisting principally of Jk(a) and Jk(b), determined by allelic genes. Amorphs are encountered. Antibodies of these substances are usually weak and quite labile, stimulated by erythrocytes. |
Blood-Group System, Kidd,Kidd Blood Group System,System, Kidd Blood-Group |
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| D008188 |
Lutheran Blood-Group System |
A complex blood group system having pairs of alternate antigens and amorphic genes, but also subject to a dominant independently segregating repressor. |
Blood-Group System, Lutheran,Lutheran Blood Group System,System, Lutheran Blood-Group |
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| D008875 |
Middle Aged |
An adult aged 45 - 64 years. |
Middle Age |
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| D010641 |
Phenotype |
The outward appearance of the individual. It is the product of interactions between genes, and between the GENOTYPE and the environment. |
Phenotypes |
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| D001787 |
Blood Group Incompatibility |
An antigenic mismatch between donor and recipient blood. Antibodies present in the recipient's serum may be directed against antigens in the donor product. Such a mismatch may result in a transfusion reaction in which, for example, donor blood is hemolyzed. (From Saunders Dictionary & Encyclopedia of Laboratory Medicine and Technology, 1984). |
ABO Compatibility,ABO Incompatibility,Blood Group ABO Incompatibility,Blood Type Incompatibility,Rh Compatibility,Rh Incompatibility,ABO Compatibilities,ABO Incompatibilities,Blood Group Incompatibilities,Blood Type Incompatibilities,Compatibility, ABO,Compatibility, Rh,Incompatibilities, Blood Group,Incompatibility, ABO,Incompatibility, Blood Group,Incompatibility, Blood Type,Incompatibility, Rh,Rh Compatibilities,Rh Incompatibilities |
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| D001789 |
Blood Group Antigens |
Sets of cell surface antigens located on BLOOD CELLS. They are usually membrane GLYCOPROTEINS or GLYCOLIPIDS that are antigenically distinguished by their carbohydrate moieties. |
Blood Group,Blood Group Antigen,Blood Groups,Antigen, Blood Group,Antigens, Blood Group,Group Antigen, Blood,Group, Blood,Groups, Blood |
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| D004375 |
Duffy Blood-Group System |
A blood group consisting mainly of the antigens Fy(a) and Fy(b), determined by allelic genes, the frequency of which varies profoundly in different human groups; amorphic genes are common. |
Blood-Group System, Duffy,Duffy Blood Group System,System, Duffy Blood-Group |
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| D005260 |
Female |
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Females |
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| D005787 |
Gene Frequency |
The proportion of one particular in the total of all ALLELES for one genetic locus in a breeding POPULATION. |
Allele Frequency,Genetic Equilibrium,Equilibrium, Genetic,Allele Frequencies,Frequencies, Allele,Frequencies, Gene,Frequency, Allele,Frequency, Gene,Gene Frequencies |
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