Helicobacter pylori strain YN4-84

Helicobacter pylori strain YN4-84 is a Gram-negative, microaerophilic bacterium characterized by its spirilla shape and single cell arrangement. This strain thrives optimally at a temperature of 37.0°C, which corresponds to the average human body temperature, reinforcing its adaptation to a host-associated habitat. As a member of the Helicobacter genus, strain YN4-84 is typically found in the gastric environment of its host, where it plays a role in the complex microbiota of the gastrointestinal tract. Its microaerophilic nature indicates that it requires reduced levels of oxygen for optimal growth, which is consistent with the low-oxygen conditions of the stomach lining where it colonizes. The ecological insight into Helicobacter pylori strain YN4-84 suggests that its specific adaptations not only facilitate its survival in a challenging environment but may also influence the overall composition of the gastric microbiome. This interplay between H. pylori and its host-associated habitat underscores the importance of studying such strains to understand their role in health and disease within gastric ecosystems.