CD40LG and myeloid sarcoma: Figure 5B shows that anti-ETX IgM or IgG levels did not vary with EDSS increase, arguing against a correlation between antibody response to epsilon toxin and EDSS. Among 100 MS patients diagnosed with RRMS, 33 had a relapse at time of sampling. Figure 5C shows that the levels of ETX-specific IgM or IgG did not differ between patients in remission and patients experiencing a relapse within this subgroup population.