Decreased levels of antioxidant enzymes (CAT, GPx, and SOD) and IκBα in serum in patients with BPD. Increase of inflammatory factors (NFκB, iNOS, COX2, Keap1, NQO1) in peripheral blood mononuclear cells in those patients (P<0.05). The gene discussed is NOS2; the disease is Borderline personality disorder.