p40/PD-L1 and TTF1/PD-L1 Immunohistochemical Double Staining Contributes to Intraindividual Variability Associated With PD-L1 Staining Interpretation in Lung Cancer Samples

In conclusion, this small series does not allow us to recommend this methodology for the evaluation of the PD-L1 biomarker in double staining IHC with the 22C3 clone for therapy selection.
Source: Applied Immunohistochemistry and Molecular Morphology - Category: Chemistry Tags: Research Articles Source Type: research