Citrobacter freundii str. CF8_ST22

Citrobacter freundii strain CF8_ST22 is a Gram-negative, nonsporulating rod-shaped bacterium that thrives in diverse environments, including hospital sewage, the intestinal tract, sewage systems, soil, and surface waters. This microbe exhibits facultative anaerobic respiration, allowing it to survive in both aerobic and anaerobic conditions. C. freundii is a member of the Enterobacteriaceae family, which is commonly found in the intestinal microbiota of humans and animals, as well as in various environmental contexts. Its presence in hospital sewage highlights its ability to adapt to varying nutrient conditions and potentially serve as a bioindicator for monitoring microbial contamination in healthcare settings. The strain's ecological versatility suggests a significant role in nutrient cycling within the environments it inhabits, particularly in decomposition processes in soil and aquatic systems. Given the strain's isolated habitats, further investigations into its metabolic capabilities could unveil insights into its contributions to biogeochemical cycles or its interactions with other microbial communities. Overall, C. freundii strain CF8_ST22 serves as a pertinent example of how microorganisms can adapt to and thrive in varied ecological niches, emphasizing the importance of understanding their roles in both health and environmental contexts.