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Fig. 1 | Diagnostic Pathology

Fig. 1

From: Development of a programmed cell death ligand-1 immunohistochemical assay validated for analysis of non-small cell lung cancer and head and neck squamous cell carcinoma

Fig. 1

PD-L1 expression in adenocarcinoma cell lines labeled with the PD-L1 (SP263) antibody. Cell staining and flow cytometry results. Photomicrographs of cell lines stained with the PD-L1 (SP263) antibody (20X): MCF7 (negative control, no PD-L1 staining), HCT116 (low level of PD-L1 staining), ACHN (medium PD-L1 staining), MDA-MB231 (high-level PD-L1 staining), LOX (high-level PD-L1 staining). Corresponding fluorescence intensities achieved by flow cytometry with the same cell lines labeled with the PD-L1 (SP263) antibody. Ctrl control, PD-L1 programmed cell death ligand-1

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