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HelpTest Code LAB3242 JO-1 Antibody
Clinical System Name
JO-1 Antibody
Synonyms
Anti-JO1 Antibody; Jo 1 Antibody; Jo-1 Antibody; Polymyositis Related Antibody; ANTI JO-1; JO1
Sample Requirements
Specimen: Whole Blood
Container(s): Gold SST, Red, Dark Green/Sodium Heparin, Lavender/EDTA
Preferred Vol: 2.0 mL
Minimum Vol: 1 mL
Processing Instructions
Reject due to:
Spin: Y
Aliquot: Y
Temp: 2-8 C
Storage location: CPA Refrigerator, FrigF Rack.
Off-site collection: Avoid hemolysis. Spin blood, refrigerate 1 mL serum/plasma in a polypropylene aliquot tube.
Stability
| Temperature | Time |
|---|---|
| Room temp | |
| Refrigerated |
7 d |
| Frozen | 6 m |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | Drawn daily; testing performed weekly | within 7 days |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chem East
Phone Number: (206) 987-2617
CPT Codes
| CPT CODE(S) |
|---|
| 86235 |
Methodology
Method: Immunoassay on Bioplex 2200
Analytical Volume: 0.4 mL (400 µL) serum
Limitations:
Reference Range
| AI | |
|---|---|
| Negative | < 1.0 |
| Positive | > 1.0 |
Description
This assay is used in the detection of autoantibodies to Jo-1 to aid in the diagnosis of autoimmune disease. The results are semi-quantitative.