NFKB1 and adult T-cell leukemia/lymphoma: In many lymphoid malignancies, including HL, DLBCL, mucosa-associated lymphoid tissue (MALT) lymphoma, primary effusion lymphoma, or adult T-cell lymphoma/leukemia (ATLL), NF-κB signaling is considered a common hallmark since it is involved in lymphoma survival and growth by inducing anti-apoptotic and pro-proliferative gene programs [94,95].