Salmonella enterica subsp. enterica serovar 4

Salmonella enterica subsp. enterica serovar 4 is a Gram-negative bacterium characterized by its spirilla shape and the ability to form chains or exist as singles. This microbe is a chemoorganotroph, deriving its energy from organic compounds, which aligns with its habitat being host-associated, suggesting a close relationship with living hosts. The optimal growth temperature for S. enterica serovar 4 is approximately 37.0°C, which corresponds to the body temperature of many warm-blooded animals, including humans. The microbe exhibits microaerophilic characteristics, indicating that it thrives in environments with reduced oxygen levels, a trait that may contribute to its survival within the host's gastrointestinal tract. The combination of these traits highlights the bacterium's adaptation to a specific niche, where it can effectively exploit host-derived organic materials while navigating the oxygen-limited conditions often present in such environments. Understanding the ecological role of S. enterica serovar 4 within its host may provide insights into its interactions with the host's microbiota and the potential implications for host health and disease dynamics.