Article
Erythroid urea transporter deficiency due to novel JKnull alleles.
Transfusion - 1 Feb 2008
Wester Elisabet S, Johnson Susan T, Copeland Tama, Malde Ranjan, Lee Edmond, Storry Jill R, Olsson Martin L
Abstract excerpt
BACKGROUND: The Kidd blood group antigens Jka and Jkb are encoded by the red blood cell (RBC) urea transporter gene. Homozygosity for silent JK alleles results in the rare Jk(a-b-) phenotype. To date, seven JKnull alleles have been identified, and of these, two are more frequent in the Polynesians and Finns. This study reports the identification of other JKnull alleles in Jk(a-b-) individuals of different ethnic...
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