Helicobacter pylori strain ZH123 42

Helicobacter pylori strain ZH123 42 is a Gram-negative bacterium characterized by its microaerophilic oxygen requirement and spirilla shape. This organism displays a single cell arrangement and possesses flagella, which may aid in its mobility, although it is noted to be non-motile in practice. ZH123 42 is adapted to a mesophilic temperature range, with an optimal growth temperature of 37°C, and it is associated with various hosts including Homo sapiens, Gallus gallus, Aves, Primates, Mammalia, Amoeba, Rodentia, Cricetinae, and Thais. This strain is primarily host-associated and exhibits a free-living biotic relationship. It is notable for its significant health implications in humans, being linked to a range of gastrointestinal diseases such as chronic gastric inflammation, gastric ulcers, and various forms of gastric cancer, including gastric adenocarcinoma and mucosa-associated lymphoid tissue lymphoma. The presence of Helicobacter pylori in the gastrointestinal tract is associated with conditions such as GERD, functional dyspepsia, and atrophic gastritis, highlighting its role in both symptomatic and asymptomatic inflammatory responses. The pathogenicity of H. pylori strain ZH123 42 underscores its importance in human health, particularly due to its association with severe gastrointestinal diseases. Its ability to thrive in the acidic environment of the stomach allows it to persist and potentially exacerbate conditions leading to cancer, making it a critical focus for research in microbial pathogenesis and gastrointestinal health.