Fig. 3

The T cells and B cells subsets analyzed by flow cytometry. a CD3⁺ phenotype T cells, b CD3⁺CD8⁺ phenotype T cells, c CD3⁺CD4⁺ phenotype T cells, d CD19⁺ phenotype B cells, e CD138⁺ phenotype B cells. f The flow cytometry scatter plot of CD19⁺ and CD138⁺ phenotype B cells. Bars represent mean ± standard deviation (n = 3). Significant differences between the PB and the coculture groups were indicated with one (p < 0.05) asterisks