Fig. 4From: Nitrative and oxidative DNA damage in infection-related carcinogenesis in relation to cancer stem cells8-Nitroguanine and 8-oxodG formation in gastritis patients with H. pylori infection. Double immunofluorescence staining of paraffin sections shows the localization of 8-nitroguanine (red) and 8-oxodG (green) in the gastric epithelium. Yellow colour in right panels (Merge) shows co-localization of 8-nitroguanine and 8-oxodGBack to article page