There were no other significant associations between the HLA-DPB1 or HLA-DRB1 alleles (i.e., presence or not of each HLA-DPB1* allele and HLA-DRB1*15 allele) and gender, type of MS, MRI or CSF assessments (data not shown). This evidence concerns the gene HLA-DPB1 and myeloid sarcoma.