HAVCR2 and glioblastoma: In addition, we also found that PD-L1 protein levels were higher in LGG and GBM patients with high-risk score from the TCPA database (Fig. 7B), and the expression of TIM3 protein was positively correlated with risk scores verified by the IHC assay (R = 0.62, p = 0.0026, n = 21, Fig. 7C).