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ABO blood group system

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ABO blood group system

[‚ā‚bē′ō ′bləd ‚grüp ‚sis·təm]
(immunology)
A set of multiple alleles found on a single locus on human chromosome 9 that specifies the presence or absence of certain red cell antigens, which determines the ABO blood group.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
The mean score between the mean value 3 and 4 describes the type AB behavioral style which is associated with low level of stress.
More bad news if you're blood type AB - your risk for gastric cancer is roughly 26% higher than if you had B or O.
However, in review of these 2 cases compared with the case we describe, staging and metastatic behavior of thymomas in birds appears comparable to the classification used in human medicine, as was suggested in a report describing cervical type AB thymoma in a common myna.
* Type AB: pink-white intermediate-color scar, and hypoalgesia;
The surface roughness height of a machined piece cut using a type AB circular saw with a radial clearance angle of 0.5[degrees] was about half of that cut with the type AB saw with a radial clearance of Io.
were namely; type A (4%), type AB (34%), type B1 (8.5%), type B2 (19.5%), type B3 (13.5%), type C (18%) and unclassified tumors (2.5%).18 In the current study, this distribution was type A (9%), type AB (22%), type B1 (20%), type B2 (22%), type B3 (11%) and type C (16%) which is relatively similar to those of Jiao et al., Kim et al.
The increased risk for type A was 8 per cent; type B, 11 per cent; and type AB, 20 per cent.
However, there is evidence suggesting that type A is associated with higher levels of low-density lipoprotein cholesterol, the waxy substance that can clog arteries, and type AB is linked to inflammation, which may affect the function of the blood vessels.
Persons may thus have type A, type B, type O, or type AB blood.
The research, which analyzed data on 90,000 male and female participants in large national health studies over a period of 20 to 26 years, found a 26 percent higher risk of stroke in all participants with blood type AB compared to those with blood type O.
The opposite is true for candidates with type AB blood, who can receive kidneys from donors with type A, B, O, or AB blood.
The subgroups are then described: type AB is described as constituting about 2% of the world population and combines the qualities of both A and B types; its best preventive diet is a mixture of the A and B diets.
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