It was indicated that BCG PSN could directly adjust maturation and differentiation of CD4 +T and CD8 +T cells in the peripheral blood, spleen and thymus to keep the balance between them.

• 提示卡介菌多糖核酸可能直接调节外周血、外周免疫器官 (脾脏 )和中枢免疫器官 (胸腺 ) CD4 + T、CD4 + CD8+ T细胞的成熟与分化而维持 CD4 + T、 CD8+ T两亚群间的平衡