CD19 and Behcet disease: BD patients in remission had significantly higher percentage of CD19+ cells compared to healthy control (5,47 ± 0,32 vs. 3,52 ± 0,26, p = 0,000929, ANOVA with post-hoc Tukey test) and patients in hypomanic phase (5,47 ± 0,32 vs. 3,92 ± 0,39, p = 0,039806, ANOVA with post-hoc Tukey test, Fig. 1B).