Casandra
Casandra Test Code MP46618Version 1 (DRAFT)
Performing Lab
PD-1
Clinical Use
Order TestUse
PD-1 functions as an inhibitory cell surface receptor on T-cells and B-cells, and is important for peripheral tolerance. PD-L1 and PD-L2 are ligands of the PD-1 receptor.
Special Instructions
Not provided.
Limitations
Stated turn-around-times (TATs) are for clinical use only and subject to change based on biopharma protocol requirements. Final TATs will be specified in the biopharma study contract.
Test Details
Methodology
Immunoassay (IHC)
Biomarkers
PD-1
ProteinIHC
Expression • Ordinal Score (e.g., TPS, CPS, H-score)
Result Turnaround Time
2 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Tissue (FFPE)
Volume
Not provided
Minimum Volume
Not provided
Collection Instructions
Fixative should be at a 20:1 fixative to tissue ratio, 10% neutral buffered formalin (NBF) for 6-72 hours (48-72 hours PREFERRED)
Storage Instructions
15°C to 25°C
Causes for Rejection
Specimens must be fixed in 10% NBF or B plus. All other fixatives will be rejected.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | ≤ 72 Hours |