Green top tube (Sodium or Lithium Heparin) top tube.
Additionally, draw and send a similar sample from an unrelated, normal subject to serve as a control.
Do NOT centrifuge! Keep at room temperature (18-22°C).
Preferred volume: 10 mL
Minimum volume: 6 mL blood
Frozen, clotted, hemolyzed or centrifuged specimens. Anticoagulants other than heparin. Specimens >24 hrs old.
Maintain and transport specimens at room temperature (18-22°C).
Ship specimens Priority Overnight via Fed Ex in container sufficiently insulated to avoid temperature extremes (<10°C and >37°C).
24 hours at room temperature (18-22°C)
Test must be scheduled with the laboratory at least one week in advance of draw. Please call ADx Immunology lab at 303.398.1344 to schedule testing.
Test is performed with Staphylococcus aureus ATCC 25923 but can be performed with a patient isolate of Staph aureus if desired. Isolate must be sent in advance of blood.
Tue-Thur only. [As scheduled with lab]
Immunology Lab - Functional Assay
aureus (Bactericidal Assay);Staph (Bactericidal Assay);PMN Killing assay (Bactericidal Assay);Staph killing (Bactericidal Assay)
DHR, NBT, CTX, CD18, CDA11, C11CO, 11BO
> 71% of bacteria killed
This test assesses the killing ability of neutrophils and is useful in the assessment of suspected neutrophil defects.