Fig. 2
From: Trends and advances in tumor immunology and lung cancer immunotherapy
A schematic representation of the role of adaptive immune cell subsets in tumor immunity. Blue arrows represent the anti-tumor action, Red arrows represent the inhibition of anti-tumor immunity. TNF-α: Tumor necrosis factor alpha, IFN-ɣ: Interferon gamma, CTLs: CD8+ cytotoxic lymphocytes, TGF-β: Transforming growth factor beta, MDSC: Myeloid-derived suppressor cells