Imperial Collage Healthcare

T-cell activation markers

Test Background
The purpose of this assay is to quantify the percentage of T- cells (CD3+/CD4+ and CD3+/CD8+ cells) expressing the activation markers CD25 and HLA-DR.
This assay is currently used for research purposes only and can currently only be ordered by research groups with established agreements with the immunology laboratory. If you feel that these tests would be of clinical use please contact the laboratory to discuss potential testing.

Clinical Indications
Research use only.

Reference Range


Sample Required
EDTA (lavender top)
Do not separate or refrigerate
Test within 10 hours

Sample Volume
3 mL

Turnaround Time
3 days

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