Patients AML-BM-SC-4, AML-BM-SC-5, AML-BM-SC-6, and AML-BM-SC-7 expressed alleles from HLA-A*02 groups, and as such were expected to present both WT1 epitopes as natural ligands (Fig. 4B). This evidence concerns the gene WT1 and acute myeloid leukemia.