FOXP3 and systemic lupus erythematosus: In SLE patients, gene expression ratios of both FOXP3/RORC (1.90 (1.41–4.85)) and FOXP3/GATA3 (2.17 (1.67–7.22)) were significantly increased versus controls (Wilcoxon Signed Rank test, P = 0.0042 and P = 0.0017, resp).