Fig. 4

The relative mRNA expression levels of IL-21, IL-6 and Bcl-6 in PBMCs from MeV patients (n = 20) and HCs (n = 12). a Relative mRNA expression level of IL-21; b Relative mRNA expression level of IL-6; c Relative mRNA expression level of Bcl-6. ***, P < 0.0001; **, P < 0.01; ns, no significance