RPL31 and diffuse large B-cell lymphoma: We identified 15 differentially co-expressed core hub genes associated with the prognosis of DLBCL (RPS24, RPS21, RPL31, RPL30, RPS17, MRPS28, FAU, RPS25, RPL22L1, NDUFA6, CXCL9, CCL4, MRPL33, HEBP1, and RPL11).