Figure 6.

The representative immunofluorescence image of a mature H. pylori biofilm corresponding to 19B and 4B strains, respectively, after two weeks, respectively, formed in the antral and squamous areas of mice stomach. (a and d) visualized by visible light; (b and e) Nuclear staining with DAPI visualized by UV filter; (c and f) Immunofluorescence staining with rhodamin conjugated to antirabbit antibody visualized by red filter. Fluorescent bacteria are seen near the gastric mucosa (Scale bar, 10 μm)