CD274 and cancer: In terms of KEGG Pathway, the significant enrichment pathways are cell adhesion molecules, viral protein interaction with cytokine and cytokine receptor, JAK-STAT signaling pathway, viral carcinogenesis, cytokine-cytokine receptor interaction, Graft-versus-host disease, Notch signaling pathway, PD-L1 expression and PD-1 checkpoint pathway in cancer, etc. (Fig. 2f).