Figure 1

Immunohistochemical staining of T, B lymphocytes and macrophages (M’s) in residual spleen , splenomegaly and normal spleen. (A). Identification of T lymphocytes in PALS of residual spleen. (B). T lymphocytes in PALS of splenomegaly. (C). T lymphocytes in PALS of normal spleen (A-C, immunohistochemistry for CD45RO, ×400 magnification. Bars, 50- μm). (D). B lymphocytes in the splenic corpuscle and red pulp of residual spleen. (E). B lymphocytes in the splenic corpuscle and red pulp of splenomegaly. (F). B lymphocytes in the splenic corpuscle and red pulp of normal spleen (D-F, immunohistochemistry for CD20, -400 magnification. Bars, 50 μm). (G). Identification of MØs in splenic cords and sinuses wall of residual spleen. (H). MØs in splenic corpuscle and MZ of residual spleen. (I). MØs in splenic cords and sinuses wall of splenomegaly. (J). MØs in splenic corpuscle and MZ of splenomegaly. (K). MØs in splenic cords and sinuses wall of normal spleen. (L). MØs in splenic corpuscle and MZ of normal spleen (G-L, immunohistochemistry for CD68, ×400 magnification. Bars, 50 μm).