Fig. 5

The population of MDSCs and PD-1 in Tgfbr1/Pten 2cKO mice. a–c Quantification of the percent of CD11b⁺ Gr1⁺ MDSCs in spleen, blood, tumor from mouse model in different treatment groups. d–f Quantification of the percent of PD-1⁺ cells in spleen, blood, tumor from mouse model in different treatment groups. (Data presented as mean ± SD, n = 5 mice respectively. NS, *, **, and *** indicate no statistical difference, P < 0.05, P < 0.01, P < 0.001, as compared with the PBS group)