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Fig. 3 | Biomaterials Research

Fig. 3

From: New opportunities for nanoparticles in cancer immunotherapy

Fig. 3

Immune-suppressive tumor microenvironment (TME). Cancer immunity mediated by CTLs is suppressed by compounds secreted by immune cells recruited to the tumor. Cancer cells also express surface molecules that contribute to anergy and exhaustion of anti-cancer immune cells (reprinted with permission from Ref [55]; © 2015 National Academy of Sciences)

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