Specimen Required

Specimen Type: Serum

Container/Tube: Red

Specimen Volume: 1 mL

Serum:

Collection Instructions: Draw blood in a plain red-top tube(s), serum gel tube is acceptable. Spin down within 2 hours of collection and freeze immediately. Send 1 mL of serum frozen in a plastic vial.

Separate specimens must be submitted when multiple test are ordered.

Note: Cytokine levels may demonstrate diurnal variation. For longitudinal comparison, it is recommended that cytokine levels be determined at the same time of day.