Elevated Expression of Programmed Death-1 and Programmed Death Ligand-1 Negatively Regulates Immune Response against Cervical Cancer Cells

Figure 1

PD-1 expression in T cells and PD-L1 expression in DCs. (a) Representative flow cytometric plots for the measurements of the contents of (b) CD4+T, (c) CD4+ PD-1+T, (d) CD8+ PD-1+T, (e) CD4+CD25+PD-1+Treg, and (f) PD-L1+CD11b+DC in normal control, CIN, and cervical cancer groups. compared with control group; compared with CIN group.

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