DIAGNOSTIC TEST 031
Ribosomal P-Protein (Ribo-P) Antibodies
Diagnostic test for suspicion of systemic lupus erythematosus, especially with CNS involvement.
Indication
Suspicion of systemic lupus erythematosus, especially with CNS involvement
Sample material
Serum
- Minim. volume: 0,5 mL
Transport
- Within Sweden: room temperature
- International: cold
Method
ELISA-based technique (EliA)
Reference interval
<7 U/mL negative, 7- <10 U/mL borderline
Result
Results are reported as negative, borderline, or positive with a concentration (U/mL).
Interpretation
Antibodies against Ribosomal P-protein are associated with neuropsychiatric manifestations in systemic lupus erythematosus (SLE).
References
- Fritzler MJ et al. J Rheumatol. 2018. The Antinuclear Antibody Test in the Diagnosis of Antisynthetase Syndrome and Other Autoimmune Myopathies. PMID: 29496922
- Pagkopoulou E et al. J Clin Med. 2025. Autoantibodies in Systemic Lupus Erythematosus: Diagnostic and Pathogenic Insights. PMID: 40869539
- Kamstrupet S et al. Lupus Sci Med. 2025. Anti-ribosomal-P protein antibodies and systemic lupus erythematosus (SLE): in a cross-sectional study of Danish adult patients with SLE, no significant association is found between anti-ribosomal-P and neuropsychiatric SLE. PMID: 40819906
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How to order
This test is available worldwide for hospitals, clinics, and physicians.
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Print and complete the request form
Download the request form. Clearly state the name and phone number of the referring hospital, clinic, or physician. -
Prepare your samples
Serum: At least 0.5 mL serum (plain serum tubes without additives).
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Send samples and request form
Within Sweden
Samples can be sent at room temperature to:
Envelopes and smaller boxes:
Wieslab AB, Box 50117, 20211 Malmö, Sweden
Larger boxes and frozen samples:
Wieslab AB, Lundavägen 151, 21224 Malmö, Sweden
International
Send samples cold to:
Wieslab AB, Lundavägen 151, 21224 Malmö, Sweden
Last updated: 2025-11-21
