Fig. 2From: CD137 agonist induces gastric cancer cell apoptosis by enhancing the functions of CD8+ T cells via NF-κB signalingCD137 expression in TILs of GCs. a CD137 expression in GCs was examined using flow cytometry. b Statistical analysis of CD137 expression in different differentiations of GCs. c CD137 expression in GCs was measured using IHC and IF. d Statistical analysis of CD137 expression in different differentiations of GCs. Bars = mean ± SD. ***P < 0.001Back to article page