| Methodology: |
Branched Chain DNA
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| Performed: |
Tue, Fri
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| Reported: |
2-5 days
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| Specimen Required: |
Collect: One 7 mL serum separator tube, PPT, lavender (EDTA), or pink (K2EDTA).
Storage/Transport Temperature: 1 mL serum or plasma, frozen. (Min: 0.2 mL) Submit specimen in an ARUP Standard Transport Tube. Specimens collected in a PPT may be submitted in original container.
Submit specimen according to Biological Substance, Category B, shipping guidelines.
Remarks: CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. Separate serum or plasma from cells within four hours. Do not store PPT whole blood at 2-8°C.
Unacceptable Conditions: Nonfrozen, heparinized, thawed or refrozen specimens.
Stability (collection to initiation of testing): Ambient: 4 hours (on cells); Serum or plasma removed from cells; Refrigerated: 48 hours; Frozen
(-20°C): 3 days; (-70°C): 4 months
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