Protein Information

Name U1RNP
Synonyms RNP antigen; RNPU1Z; RPU 1; RPU1; SNRP70; Small nuclear ribonucleoprotein 70 kD; Small nuclear ribonucleoprotein 70kD polypeptide (RNP antigen); U1 small nuclear ribonucleoprotein 70 kDa…

Compound Information

Name MAA
CAS methylarsonic acid

Reference List

PubMed Abstract RScore(About this table)
16769655 Ghirardello A, Zampieri S, Tarricone E, Iaccarino L, Bendo R, Briani C, Rondinone R, Sarzi-Puttini P, Todesco S, Doria A: Clinical implications of autoantibody screening in patients with autoimmune myositis. Autoimmunity. 2006 May;39(3):217-21.


Myositis specific antibodies (MSA) (anti-ARS, -SRP, -Mi-2) were determined by RNA immunoprecipitation or immunoblot, myositis associated antibodies (MAA) (anti-RoRNP, -U1RNP, -PM/Scl, -Ku) by immunoblot.
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15776143 Ghirardello A, Zampieri S, Iaccarino L, Tarricone E, Tonello M, Bendo R, Rondinone R, Cozzi F, Doria A: [Myositis specific and myositis associated autoantibodies in idiopathic inflammatory myopathies: a serologic study of 46 patients]. Reumatismo. 2005 Jan-Mar;57(1):22-8.


MAA (-U1RNP, -U2RNP, RoRNP, PM/Scl, Ku) were detected by counterimmunoelectrophoresis and immunoblot.
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