Promote the proliferation, migration and invasion of cancer cellsIncrease the efficacy of chemotherapyPromote the proliferation, migration and invasion of cancer cellsPromote the proliferation, and migration of cancer cellsInhibit the proliferation and migration, enhance apoptosis and induce PD-L1 expression of cancer cellsInhibit the proliferation, invasion and angiogenesis of cancer cells. Here, CD274 is linked to cancer.