title: The rarity of antinuclear antibody negativity in systemic lupus erythematosus: comment on the article by Merrill et al.
authors: Gabor A C
authors: GA
authors: Major
mesh_terms: D000069594:Abatacept; D000888:Antibodies, Anti-Idiotypic / Q000097:blood; D000974:Antibodies, Antinuclear / Q000097:blood*; D018501:Antirheumatic Agents / Q000627:therapeutic use; D004247:DNA / Q000276:immunology; D006801:Humans; D018796:Immunoconjugates / Q000627:therapeutic use; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis* / Q000188:drug therapy / Q000276:immunology*; D016896:Treatment Outcome
chemical_list: D000888:Antibodies, Anti-Idiotypic; D000974:Antibodies, Antinuclear; D018501:Antirheumatic Agents; D018796:Immunoconjugates; D000069594:Abatacept; D004247:DNA