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ZAP-70/CD49D ANALYSIS BY FLOW CYTOMETRY - ZAP70
ZAP70
Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS).
Analyte
Challenges per Shipment
Number of Shipments
Zeta‑chain‑associated protein kinase 70
3
Two shipments per year
CD49d
3
Additional Information
This program tests for intracellular ZAP-70 staining of a cell line. It allows for assessment of the laboratory's staining techniques and the antibody clone used for ZAP-70 detection.
CD49d is an important prognostic marker for CLL by flow cytometry. This program allows assessment of the laboratory's ability to detect CD49d.
Laboratories may perform testing on ZAP-70, CD49d, or both.
Program Information
Three 1.1-mL cell line specimens
This program has stability of two days or less. The CAP cannot guarantee performance or offer credits for orders placed for shipment outside of the US and Canada.