Fig. 5

The expression of CD19+ B cells in healthy subjects (a) and SLE patients (b). Isolated B cells flow cytometry analysis: CD19+/CD3−(Q1, A; 82.97 ± 9.9%, B; 80.14 ± 5.7%); CD19+/CD3+ (Q2, A; 0.9 ± 0.12%, B;1.23 ± 0.27%); CD19−/CD3− (Q3, A; 9 ± 2.5%, B;10.7 ± 3.26%); CD19−/CD3+ (Q4, A;7.13 ± 2.1%, B; 7.93 ± 1.99%). Data are presented as mean ± SD