Rabbit Polyclonal. RTU. Intended for in vitro diagnostic (IVD) use. This antibody reacts with the whole H. pylori. The antibody stains the bacteria present on the surface of the epithelium or in the cytoplasm of the epithelial cells. H. pylori are known to cause peptic ulcer and chronic gastritis in humans. References i) Andersen et al. Apmis 96: 559, 1988