Fig. 5
![Fig. 5](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40164-015-0027-9/MediaObjects/40164_2015_27_Fig5_HTML.gif)
Significance of MDSC populations in peripheral blood. a The changes of MDSC levels pre- and post-treatment of DC-CTL/CIK therapy in each nine patient (cohort 3). b The histogram showed the percentage of Treg cells and MDSC cells in cohort three patients pre-therapy and post-treatment. *Statistically significant differences (*p < 0.05, **p < 0.01, ***p < 0.005, ****p < 0.001)