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. 2018 Sep 11;9(9):928. doi: 10.1038/s41419-018-0988-9

Fig. 7. Schematic of proposed network of GCMSCs-mediated GC cells PD-L1 up-regulation and resistance to CD8+ T cells cytotoxicity.

Fig. 7

GCMSCs-derived IL-8 induced PD-L1 expression via c-Myc regulated by STAT3 and mTOR signaling pathways in GC cells. Combination with IL-8 inhibition enhanced the efficacy of PD-L1 antibody and promoted the cytotoxic effect of CD8+ T cells