11% of DLBCL NOS had PD-L1+ tumor cells14% of DLBCL NOS had mPD-L1+ ME cells100% of EBV+ DLBCL had PD-L1+ tumor cells100% of EBV+ DLBCL had mPD-L1+ ME cells. The gene discussed is CD274; the disease is diffuse large B-cell lymphoma.