NFKB1 and diffuse large B-cell lymphoma: They performed cluster analyses on a transcriptome signature of NF-κB target genes of 30 gastrointestinal (GI) B cell NHL (8 ENMZL, 22 DLBCL—among them 9 with coexisting small cell component) and 6 nodal DLBCL (3 activated B cell like (ABC), 3 germinal center-like (GCB)).