fig2
From: The role of PD-1/PD-L1 signaling pathway in cancer pathogenesis and treatment: a systematic review
![The role of PD-1/PD-L1 signaling pathway in cancer pathogenesis and treatment: a systematic review](https://image.oaes.cc/93aa07ff-f1ea-4b89-8376-e10ad2a0561c/jcmt4015.fig.2.jpg)
Figure 2. Regulation pathway and molecules of PD-L1/PD-1 axis. Different molecules and pathways such as PI3K/AKT, JAK/STAT, and MAPK may affect NK cell therapy and lead to failure.