Transforming Growth Factor beta 1 (TGF-b1) - Whitley only


Sunquest Code:TRGFB1  
Epic Code:LAB6635Epic Name:Transforming Growth Factor B1
Synonyms:TGFb1; Cytokines
Methodology:Enzyme-linked immunosorbent assay
CPT Code:83520
Turnaround Time:Contact the Cytokine Reference Laboratory at 612-626-7057 for turnaround time.
Special Instructions:Specify specimen type. If multiple specimen types are submitted for testing, order multiple tests and specify the specimen type.
Compliance:

This test has not been FDA approved. The results are to be used for research purposes or in attempts to understand the pathophysiology of immune, infectious or inflammatory disorders and not intended as the sole means for clinical diagnosis or patient management.



Collection Instructions

Specimen:Blood, body fluid or CSF
Optimal Volume:2 mL blood; 1 mL CSF or body fluid
Minimum\Peds Volume:1.2 mL blood; 0.5 mL CSF or body fluid
Container:Red (no gel) (Sterile tube, Plastic leakproof container, sterile, Purple (EDTA))
Causes for Rejection:Gross hemolysis; stored at room temperature >6 hours.


Processing and Shipping

Specimen Processing:

Allow blood samples to clot for 30 minutes from time of collection. Centrifuge for 15 minutes at 1000-1500 g (rcf) at room temperature.

 

Aliquot into two vials with 250 uL per vial. Freeze immediately a ≤ -20°C (-70°C preferred). Contact Cytokine Lab if there is adequate sample for only one vial.

 

Shipping Instructions:Ship on dry ice.
Test Performed at or Referral Lab Lab Sendouts  (UMCytokine)


Interpretive

Reference Range:Reference range not determined


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