CXCR6 and diffuse large B-cell lymphoma: Interestingly, CCR1, CCR5, CCR8, CXCR6, and CX3CR1 were more highly expressed in de novo DLBCL and tFL compared with RS, whereas no differences were observed when comparing GCB-DLBCL, NGCB-DLBCL, and tFL to each other.