Figure 5

IHC staining of HE and PD-L1. HE staining, B. IHC staining demonstrated PD–L1 (+, positive rate of about 65%), magnification ×200.
IHC staining of HE and PD-L1. HE staining, B. IHC staining demonstrated PD–L1 (+, positive rate of about 65%), magnification ×200.