Fig. 1

Cellular localization of CMV in the intestinal mucosa of patients with HIV/AIDS with CMV colitis. Formation of giant cell inclusion bodies (arrows) in epithelial cells (a), histiocytes (b),and fibroblasts (c) (HE, 400×); In situ hybridization of CMV in fibroblasts shows a brown positive signal (D) (NBT/BCIP, 400×)