Fig. 4. CD27+IgD+ B cells were increased after treatment in SLE patients. (A) Flow cytometric analysis of the frequencies of CD27+IgD+ B cells before and after 4 weeks of initiation of treatments. (B) SLEDAI before and after treatment in SLE patients (n = 12). (C) The frequencies of CD27+IgD+ B cells in SLE patients before and after treatment (n = 12). (*P < 0.05, **P < 0.01).