| Methodology: |
Branched Chain DNA/Sequencing
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| Performed: |
Tue, Fri
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| Reported: |
7-11 days
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| Specimen Required: |
Collect: One 7 mL serum separator tube, PPT, lavender (EDTA), or pink (K2EDTA).
Transport: 2 mL serum or plasma, frozen. (Min: 1.5 mL) Submit specimen in an ARUP Standard Transport Tube. Specimens collected in PPT should be submitted in original container.
Submit specimen according to Biological Substance, Category B, shipping guidelines.
Pediatric Collection/Transport: 1 mL serum or plasma, frozen.
Submit specimen according to Biological Substance, Category B, shipping guidelines.
Remarks: CRITICAL FROZEN. Additional specimens must be submitted when multiple tests are ordered. Remove serum or plasma from cells within 2 hours.
Unacceptable Conditions: Heparinized or nonfrozen specimens. Specimens exposed to repeated freeze/thaw cycles.
Stability: After separation from cells: Ambient: 30 minutes; Refrigerated: 2 hours; Frozen (-20°C): 3 days; Frozen (-70°C): 4 months
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