PD-L1 IHC Stain
PDL-1 IHC Stain
PDL1 IHC Stain
PD1 IHC Stain
PD-1 IHC Stain
PD-L1 Keytruda (lung)
PD-L1 by Immunohistochemistry 22C3 Antibody (PDL1K)
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Negative (no expression). Interpretive report provided.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Formalin-fixed, paraffin-embedded tissue block; or 3 unstained glass, "positively charged" slides with 4-microns formalin-fixed, paraffin-embedded tissue. Slides must be dried before shipping (air dry overnight or dry in 60 degree C oven for 20 minutes). Both blocks and slides should be stored at room temperature.