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| Title | JC POLYOMA VIRUS, DNA, QUANTITATIVE |
| Specimen Requirement | <p>Specimen source required. Draw blood in a lavender. Centrifuge, separate and send 0.7 mL plasma (0.3 mL minimum) frozen in a screw-capped plastic vial.</p>
<p><strong>Alternate Specimen</strong></p>
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<td colspan="4" valign="top">Plasma: ACD A or B</td>
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<p>Serum: SST, Red-top</p>
<p><strong>*AUTHORIZATION REQUIRED*</strong></p>
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| Methodology | Real-Time Polymerase Chain Reaction (RT-PCR) |
| Stability | Room Temperature: 48 hours; Refrigerated: 7 days; Frozen: 30 days |
| Reference Range | <500 copies/mL |
| Turnaround | Monday-Saturday; 3-5 days |
| Clinical Use | |
| Test Code | JCVAB |
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