GSTM1 and systemic lupus erythematosus: Although histological analysis carried out at 6 months indicated the enhanced onset of glomerulosclerosis specifically in Hb-immunized lupus-prone mice (compared with adjuvant-immunized mice), Figure S2 in Supplementary Material indicates anti-Hb antibodies as well anti-dsDNA antibodies were already elevated at 4 months in these mice.