Additionally, higher frequency of allele C in rs9282860 (STK11 gene) and rs1883832 (CD40 gene) was found in VZV seropositive as compared to seronegative MS (OR=0.19 (0.05, 0.84), p=0.03, OR=0.29 (0.14; 0.59) p=0.0006) (Figure 5B). This evidence concerns the gene CD40 and myeloid sarcoma.