We found strong positive correlations between the expressions of MRP1/ABCC1 and Bcl-2 (p < 0.001) (Figure 3a,d,g), and moderate ones with BRCP/ABCG2 (p < 0.05) (Figure 3c,f,i) in all the analyzed DLBCL groups. This evidence concerns the gene ABCC1 and diffuse large B-cell lymphoma.