Nineteen probes for 16 lupus-relevant genes (Abca1, Apobec3, Ccr7, Ceacam3, Ets1, Foxp3, Hdac1, Ifng, Irf9, Itgam, Jhdm1d, Mmp9, Oscar, Slc4a1, Tbx21, and Tlr7) were identified from the database of male murine spleen. The gene discussed is TBX21; the disease is systemic lupus erythematosus.