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Test Code FINA NAbFeron (IFNB-1) Neutralizing Antibody Test

Reporting Name

NAbFeron (IFN-B) Antibody

Useful For

Detection of antibodies to interferon-B-1

Performing Laboratory

Athena Diagnostics

Specimen Type


Specimen Required

Specimen Type: Serum

Container/Tube: Red or SST

Specimen Volume: 2 mL


Collection Instructions: Draw blood in a plain red-top tube(s), serum gel tube is acceptable. Spin down and send 2 mL of serum refrigerate in a plastic vial.


Note: Sample needs to be collected either before treatment with interferon or more than 24 hours following the most recent dose. Patient should not be on steroid therapy for at least two weeks prior to testing.

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 28 days
  Frozen  180 days
  Ambient  72 hours

Reference Values

Final report has been sent to the referring laboratory.

Day(s) Performed

Monday through Friday

Test Classification

This test was developed and its analytical performance characteristics have been determined by Athena Diagnostics. It has not been cleared or approved by U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes. .

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
FINA NAbFeron (IFN-B) Antibody Not Provided


Result ID Test Result Name Result LOINC Value
Z0083 NAbFeron (IFN-B) Antibody Not Provided

Report Available

14 to 25 days

Reject Due To

Hemolysis NA
Lipemia NA
Icterus NA
Other NA

Method Name

Viral cytopathic effect assay

Secondary ID