ABO, MN, Kell, Hp and Gm1 markers in elderly humans.

Abstract excerpt

The prevalence of the markers of blood groups ABO, MN, Kell, Hp, Gm1 was determined in 723 persons belonging to three age groups: from 61 to 91 years, and was compared with a similar study in a population of adults aged 20 to 60 years. It was found that with respect to MN markers the proportion of NN homozygotes was significantly increased, mainly in females aged 71-80 years. In the haptoglobin system a...

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