Frequencies of ABO , Rh-D and Kell ( Kpa,Kpb) Blood Group Antigens in Dinka Sudanese Ethnic Group

Abstract

Objectives: The study aimed to measure the frequencies of ABO ,Rh .D & Kpa ,K pb .phenotypes among the Dinka ethnic group .TheStudy design is descriptive cross sectional study conducted during the period from 1st April to 30th June2007. Method: A total of 100 unrelated persons from this tribe were investigated by direct agglutination technique for ABO& Rh.D grouping &96 persons tested by gel immunodifution technique for Kpa,Kpb Kell antigens phenotyping. Results: The study revealed that the highest frequency blood group phenotype in the study population is group O (50%) followed by group A.(23%),group B (18%)and lastly AB (9%) .Kpb Kell antigens found in all individuals of the study population whereas Kpa antigens were not found on erythrocytes of this ethnic group Conclusion: The study concluded that ABO &RhD phenotypes in Dinka tribe were found to be close that of blacks of U.S. A and negrose of Africa and unlike that of European population. C