CCR5 and diffuse large B-cell lymphoma: Remarkably, these three CCR receptors, as well as CCR1, CCR4, and CCR5, three other activation-induced chemokine receptors [8], showed at least a 29-fold higher expression in GCB-DLBCL, NGCB-DLBCL, and tFL compared with GC-B (Figure 1, p < 0.033).