Correlation analysis between GRα gene expression levels and various laboratory parameters of the patients such as proteinuria, hematuria, sterile pyuria, glomerular filtration rate (GFR), ANA, anti-dsDNA, anti-Sm, anti-cardiolipin, anti-β2 glycoprotein, lupus anticoagulant, ESR, leukopenia, lymphopenia, thrombocytopenia, anemia, CRP, C3 andو C4 deficiency was also performed. The gene discussed is C3; the disease is anemia.