DAP and systemic lupus erythematosus: As shown by Western blot analyses in Fig. 3a and b and Additional file 2: Fig. S4, DAP1 protein levels are significantly reduced in LCLs and in primary PBMCs and monocytes of healthy donors with the SLE risk (CC) allele in comparison to healthy donors with the SLE protective (TT) allele for SNP rs2930047.