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Natural Killer Cells Blood Test
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| Feature |
Labcorp
|
Quest Diagnostics
|
|---|---|---|
| Price | Coming soon | $87.99 |
| Results in | — | ~4 business days |
| Sample type | — | Blood Whole Blood |
| Require fasting | — | No |
About the test
Low numbers of NK cells are found in individuals who are susceptible to viral infections, including cytomegalovirus and varicella.
Included biomarkers & Reference ranges
| Biomarker | Reference range |
|---|---|
| CD3-/CD16+CD56+ (%) Shows natural killer cells, identified as CD3-negative and CD16/CD56-positive, as a percentage of your lymphocytes, to help assess immune function. | — |
| Lymphocytes The number of lymphocytes, white blood cells central to your immune response (including T-cells, B-cells, and NK cells), in your blood. | — |
| Natural Killer Cells (CD3-CD16+CD56+), Absolute The absolute number of natural killer (NK) cells, immune cells that attack infected and abnormal cells, in your blood, measured by flow cytometry. | — |
Reference ranges vary by lab, age, and sex (M/F). Your report shows your exact range. Click any biomarker to see its optimal range and what your results mean.
How it works
- 1. Order online No referral or insurance
- 2. Get a requisition By email in 24–72 hours
- 3. Visit a draw center Bring a matching photo ID
- 4. Get results Securely by email
- These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Consultations
Not sure how to read your results? We can help.
Schedule a consultation with a Hormunity specialist. We’ll walk through every marker, interpret what it means for you, and map out the next steps for your care.
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