PD-L1 IHC 22C3 pharmDx is a qualitative immunohistochemical assay using Monoclonal Mouse Anti-PD-L1, Clone 22C3 intended for use in the detection of PD-L1 protein in formalin-fixed, paraffin-embedded (FFPE) using EnVision FLEX visualization system on Autostainer Link 48.
PD-L1 IHC 22C3 pharmDx is indicated as an aid in identifying patients for treatment with KEYTRUDA® (pembrolizumab).
Submit a formalin-fixed paraffin embedded (FFPE) tissue block
Ambient - indefinitely
Immunohistochemical staining and interpretation