TNF and myasthenia gravis: As can be seen from Figure 2B, the levels of IL-1β, IL-6, IL-8, and TNF-α in MG group were higher than MZ group, among which there were significant differences in IL-6, IL-8, and TNF-α between the two groups (p < 0.05), while there was no significant difference in IL-1β between the two groups (p > 0.05).