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HelpTest ID FFTRO Trofile DNA Co-Receptor Tropism Assay
Specimen Required
Specimen Type: Whole Blood
Container/Tube: Lavender-top (EDTA)
Specimen Volume: 4 mL
Collection Instructions: Draw 4 mL blood in a lavender-top (EDTA) tube(s), (Do not centrifuge.) Freeze and ship frozen.
To avoid delays in turnaround time when requesting multiple tests, please submit separate frozen specimens for each test requested.
Note: Trofile DNA is recommended for patients with undetectable viral loads.
Useful For
Detect HIV-1 coreceptor tropism; determine eligibility for CCR5 antagonist therapy such as Selzentry™ (maraviroc).
Method Name
Polymerase chain reaction (PCR) amplification and viral culture.
Reporting Name
Trofile DNA Phenotypic Corecept TroSpecimen Type
Whole Blood EDTASpecimen Minimum Volume
3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | |
|---|---|---|---|
| Whole Blood EDTA | Frozen | 14 days |
Day(s) Performed
Sunday through Saturday
Report Available
31 to 37 daysPerforming Laboratory
Monogram Biosciences, IncCPT Code Information
87999