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Department

Immunology
Local code : ENAS

Preferred Sample Type

ENA Antibody (Extractable Nuclear Antigens): RO (SS-A)

Suitable Specimen Types

  • Serum
5-10 mL

Sample Processing in Laboratory

Usual

Sample Preparation

Usual

Turnaround Time

5 days

Sample Stability

Stored at 4oC

 

ENA Antibody (Extractable Nuclear Antigens): RO (SS-A)

General Information

Ro and La are a heterogeneous antigenic complex made up of 52 kDa Ro, 60 kDa Ro and four small RNA particles . Anti-Ro are the most common ENA specificity amongst autoimmune diseases. They can be seen in Sjogren's syndrome, SLE, cutaneous lupus erythematosus, neonatal lupus and primary biliary cirrhosis

Patient Preparation

None

Notes

None Given

Reference Range

Negative

Specifications

  • EQA Scheme?: Yes
  • EQA Status:

    NEQAS eqa scheme for nuclear and related antigens