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Test Order
Test Order
Bio-Rad Avidity-based Incidence (BRAI) Assay
CDC-10535
Synonym(s)
BRAI, Recency assay
CDC Pre-Approval Needed
Supplemental Information Required
Additional information will be requested after the specimen is approved for testing at CDC.
Supplemental Form
None
Performed on Specimens from
Human
Acceptable Sample/ Specimen Type for Testing
Serum, plasma or whole blood
Minimum Volume Required
10 mL
Collection, Storage, and Preservation of Specimen Prior to Shipping
Specimen stability is affected by elevated humidity temperature. Whole blood should not be frozen but can be kept at 15-30 °C for up to 6 hours or at 2-8 °C for up to 24 hours prior to shipping.
Whole blood specimens may be collected in ethylenediaminetetraacetic acid (EDTA) or Acid Citrate Dextrose (ACD) tubes. Plasma can be collected using plasma preparation tubes (PPT) or EDTA or ACD. Serum can be collected in serum tubes. Follow sample tube manufacturer's instructions. Whole blood should not be frozen but can be kept at 15-30 °C for up to 6 hours or at 2-8 °C for up to 24 hours prior to shipping.
Transport Medium
Not Applicable
Specimen Labeling
Research or surveillance specimens may be labeled according to protocol. Labels should not include personally identifiable information. The results reported should NOT be used for diagnosis, treatment, assessment of health, management of the individual patient, nor recorded in patient medical records.
Shipping Instructions which Include Specimen Handling Requirements
Shipping of specimens the same day of collection is preferred. Shipment of specimens plasma or serum specimens stored at 2-8 °C within 7 days of collection should be sent with cold packs, and frozen specimens sent on dry-ice. For EDTA whole blood, tube must be shipped overnight on the date of collection at ambient temperature.
CDC does not accept routine shipments on weekends or holidays. Please make sure packages arrive Monday - Friday (overnight shipping preferred).
Ship to:
<Insert CDC Point of Contact>
Centers for Disease Control and Prevention
RDSB/STATT Unit 74
1600 Clifton Road, NE
Atlanta, GA 30329
<Insert CDC Point of Contact's Telephone Number>
All samples must be shipped in accordance with all applicable local, state and federal regulations.
Methodology
Serology
Turnaround Time
2 Weeks
Interferences & Limitations
Collections in heparin coated tubes are unacceptable. Specimen will be rejected if improperly labeled or unlabeled, or with discrepant documentation, insufficient volume, without documentation, unacceptable preservatives, and specimens that have leaked in transit or otherwise shown evidence of contamination.
Additional Information
This test order is Research Use Only (RUO). The results reported should NOT be used for diagnosis, treatment, assessment of health, management of the individual patient nor recorded in patient medical records.
CDC Points of Contact
Version
1.0
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