Similarly, inflammation‐associated classical cascades, such as NF‐κB, mitogen‐activated protein kinases, programmed death‐ligand 1 (B7‐H1), and programmed death‐ligand 2 (B7‐DC), have been identified to intervene in the malignancy of oral cancer cells.93, 118. Here, PDCD1LG2 is linked to lip and oral cavity carcinoma.