Anti-nRNP jẹ́ irú adojú ìjà kọ àrùn. Wọ́n jẹ́ àwọn adojú ìjà kọ àrùn tí ara maa ń dédé ṣètò rẹ̀ lati dojú ìjà kọ àwọn ribonucleoproteins. Ẹ̀yà  Anti-nRNP jẹ́ adojú ìjà kọ snRNP70 (wọ́n ń pèé ní anti-snRNP70). Adojú ìjà kọ Anti-snRNP70 lè lọ sókè ní àrùn  mixed connective tissue. "Anti-Sm and anti-RNP antibodies". Autoimmunity 38 (1): 47–54. February 2005. doi:10.1080/08916930400022715. PMID 15804705. http://www.informaworld.com/openurl?genre=article&doi=10.1080/08916930400022715&magic=pubmed%7C%7C1B69BA326FFE69C3F0A8F227DF8201D0.  "Anti-nRNP anti-nuclear antibody-secreting cells are represented in the B-lymphocyte repertoire of normal and MRL/MP-lpr/lpr lupus mice". Immunology 63 (2): 213–7. February 1988. PMC 1454531. PMID 3258271. //www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=1454531.  "Human anti-nuclear ribonucleoprotein antigen autoimmune sera contain a novel subset of autoantibodies that stabilizes the molecular interaction of U1RNP-C protein with the Sm core proteins". J. Immunol. 158 (10): 5017–25. May 1997. PMID 9144522. http://www.jimmunol.org/cgi/pmidlookup?view=long&pmid=9144522.  "A solid-phase radioimmunoassay for the detection of nRNP immune complexes". J. Immunol. Methods 91 (1): 83–9.