Proficiency Testing/EQA / Immunology and Flow Cytometry / Flow Cytometry Help Please log in to determine if you are eligible to purchase PT Programs. ZAP-70/CD49D ANALYSIS BY FLOW CYTOMETRY - 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. 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. Shipping Schedule Shipment A: May 31 Shipment B: November 14 Guest Log in/Register Customers Who Bought This Item Also Bought Color Atlas of Flow Cytometry VIEW DETAILS >