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Laboratory Medicine

Test catalogue

Natural Killer Cells (CD16+/56+ Lymphocytes, NK Cells)

Test Name

Natural Killer Cells (CD16+/56+ Lymphocytes, NK Cells)

Lavender Tube Specimen Type / Requirements

Container Type = 1 Lavender (EDTA) Top

Minimum Testing Volume = 3 ml Whole Blood

Tubes must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Collect sample in lavender (EDTA) Top. Specimens must be analyzed within 24 hours of collection. Collect the specimens as late in the day as possible. Note: do not collect blood on Fridays or prior to a public holiday. Please contact our Biochemist Dr Beriault on ext 2226 for approval prior to ordering this test. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions Do not centrifuge. Store and ship at room temperature

Rejection Criteria Serum, Plasma, Gross hemolysis, Unlabeled or Not Sufficient Quantity Samples will be rejected.

Stability: Sample is stable for 6 days at room temperature, 14 days refrigerated and 365 days frozen

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

2 Days

Test Utilization

Routine

Reference Value

Low: 0.14 x 10E9/L

High: 0.54 x 10E9/L

Test Code

MISCS

Methodology

N/A

Testing Location

Referred Out – ON, Canada (ROGDL10)

Other Information