Figure 1From: Anti-PD-1 antibody significantly increases therapeutic efficacy of Listeria monocytogenes (Lm)- LLO immunotherapyLm-LLO and Lm-LLO-E7 infection upregulates PD-L1 expression on mouse DC surface. A. Fold increase of PD-L1 expression on bone marrow derived mouse DC after treatment with different concentrations of Lm-LLO or Lm-LLO-E7 over non-treated control. B. Representative histogram from one out of three independent experiments.Back to article page