The Prognostic Role and Relationship between E2F1 and SV40 in Diffuse Large B-Cell Lymphoma of Egyptian Patients

Figure 3

(a) A case of reactive follicular hyperplasia showed positive nuclear staining of E2F1 in the lymphocytes in the germinal center (black arrows) and in the interfollicular area (red arrows). (b) High power view of lymphocytes with nuclear positivity in the germinal center (black arrows) and in the interfollicular area (red arrows) together with negative mantle zone lymphocytes. (c) A germinal center exhibited single lymphocyte with nuclear E2F1 positivity (arrow) (IHC 200 for (a) and 400 (b) and (c)).