Roseburia intestinalis strain AF31-21AC

Roseburia intestinalis strain AF31-21AC is a Gram-positive, nonsporulating rod-shaped bacterium that thrives as a chemoheterotroph in anaerobic conditions. This strain is optimally active at 37.0°C, aligning with the typical temperature of the mammalian gut environment, where it predominantly resides as part of the animal intestinal microflora. As a member of the gut microbiota, R. intestinalis plays a crucial role in the fermentation of dietary fibers, contributing to the production of short-chain fatty acids, which are essential for maintaining gut health and supporting metabolic processes. Its anaerobic nature underscores its adaptation to the low-oxygen conditions prevalent in the intestinal tract, where it can effectively compete with other microbial inhabitants. The presence of R. intestinalis in the gut ecosystem suggests potential implications for host health, particularly in relation to metabolic and immune functions. Further studies on this strain could elucidate its specific contributions to gut homeostasis and its interactions with the host and other microbial species. Understanding the dynamics of R. intestinalis in the gastrointestinal environment could provide insights into its role in promoting health and preventing dysbiosis in animal hosts.