Expressions of Bcl-2 (21 of 23 tested), Bcl-6 (20 of 23 tested), CD20 (24 of 24 tested), CD23 (17 of 17 tested), CD43 (3 of 3 tested), CD79a (24 of 24 tested), and LCA (8 of 8 tested) were detected in patients from FL/DLBCL group. The gene discussed is BCL6; the disease is diffuse large B-cell lymphoma.