expression. Currently, 11 alleles are described in the literature with only three protein
products. In the present study we investigated HLA-E gene variations at exons 2 and 3 and
calculated allele, genotype and haplotype frequencies in a sample of 152 individuals who
reported themselves as being Afro-descendants and who are voluntary bone marrow donors
living in the state of Paraná, Brazil. The most frequent allele in the sample analyzed was the …