TNFAIP3 and systemic lupus erythematosus: Recent studies have revealed associations between TNFAIP3 polymorphisms and psoriasis [33], rheumatoid arthritis [34], systemic lupus erythematosus [35], type 1 diabetes mellitus [36], type 2 diabetes mellitus [37], Behcet's disease [38], and celiac disease [39].