All calculated PET parameters of 68Ga-NOTA-WL12, except for the ratios of tumor uptake to BP, correlated with the corresponding PD-L1 TPS on immunohistochemistry (Supplemental Table 3) (SUVpeak [r = 0.9349, rs = 0.8741; P = 0.002] [Fig. 5A]). The gene discussed is CD274; the disease is neoplasm.