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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 Survey 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 Survey allows assessment of the laboratory's ability to detect CD49d.