Fig. 1From: Consistency of tumor and immune cell programmed cell death ligand-1 expression within and between tumor blocks using the VENTANA SP263 assaySample preparation from 15 NSCLC, HNSCC or UC cases. *Using the VENTANA PD-L1 (SP263) assay with the VENTANA OptiView DAB IHC detection kit on the automated VENTANA BenchMark ULTRA platform. H & E: hematoxylin and eosin; HNSCC: head and neck squamous cell carcinoma; NSCLC: non-small cell lung cancer; PD-L1: programmed cell death ligand-1; UC: urothelial carcinomaBack to article page