fig6
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.6.jpg)
Figure 6. Signaling pathway in breast cancer. TGFβ, VEGF, and EGF receptors are involved in tumor progression of breast cancer through PI3K/AKT, Raf/ERK, and SMAD pathways.