Helicobacter pylori Hp H-43

Helicobacter pylori strain Hp H-43 is a Gram-negative bacterium characterized by its spiral shape (spirilla) and microaerophilic oxygen requirement, thriving optimally at a temperature of 37°C within a mesophilic range. The organism is host-associated, indicating its primary habitat is within a host organism, where it exists in single-cell arrangements. Hp H-43 exhibits a unique biotic relationship, being categorized as free-living, despite its close association with host environments. The bacterium possesses flagella, which facilitate its motility; however, it is noted that this strain does not exhibit mobility in the traditional sense. This suggests that while it has the potential for movement, its ecological niche may limit its necessity to do so extensively. The strain is characterized by a single replicon and contains two membranes, a trait typical of Gram-negative bacteria. The accession number for this strain is AKOO00000000.1, which provides a reference for further genomic studies. From a biological or ecological perspective, the microaerophilic nature of Hp H-43 suggests a specialized adaptation to low-oxygen environments, such as the gastric mucosa of its host. This adaptation likely plays a crucial role in its ability to colonize and persist in particular ecological niches, highlighting the intricate relationships between microbial organisms and their environments.