Gastric Mucosa-Associated Lymphoid Tissue Lymphoma

(A) Gastric mucosa, hematoxylin and eosin stain (H&E), 4X magnification. (B) Gastric mucosa, H&E, 40X magnification. (C) Gastric mucosa, H&E, 60X magnification. (D) Antibody to CD20, 40X magnification. (E) Antibody to CD79a, 40X magnification. (F) Antibody to CD43, 40X magnification. (G) Antibody to CD5, 40X magnification. (H) Antibody to CD10, 40X magnification. (I) Antibody to CD23, 40X magnification. (J) Antibody to cyclin D1, 40X magnification. (K) Identification of H pylori organisms by immunohistochemical stain, 40X magnification. (L) Identification of H pylori organisms by immunohistochemical stain, 60X magnification.