LMP2 60HH variant decreases the risk to develop MS in HLA-A*02 carrier female population. Values in brackets in distribution column are percentages. Statistical results are reported for each genetic analysis. The Italian MS female population described in this table is the result of sum of two independent Italian MS samples reciprocally in accordance (see also Tables S1 & S2). This evidence concerns the gene PSMB9 and myeloid sarcoma.