Elevated expression and/or the constitutive activation of c-Jun and JunB are common to other CD30–positive lymphomas including ALK+ ALCL19,20,22,23, ALK− ALCL20,24, cutaneous ALCL20,24,25, and CD30–positive diffuse large B cell lymphoma20,24. The gene discussed is TNFRSF8; the disease is lymphoma.