Bifidobacterium longum subsp. longum EK13 seq39

Bifidobacterium longum subsp. longum EK13 seq39 is a Gram-positive, nonsporulating rod-shaped bacterium that typically forms clusters, pairs, or single cells. As an anaerobic microbe, it thrives in environments devoid of oxygen, which aligns with its habitat as a host-associated organism. The optimal growth temperature for this strain is 37.0°C, suggesting a physiological adaptation to the warm-blooded hosts it is likely associated with. This strain's nonsporulating nature implies a reliance on stable environments for survival, indicating that it may play a specialized role in the gut microbiota of its host. The presence of Bifidobacterium species, including EK13 seq39, in the gastrointestinal tract is often linked to beneficial effects on host health, including the modulation of gut microbiota composition and enhancement of immune responses. A notable ecological insight is the potential role of Bifidobacterium longum subsp. longum EK13 seq39 in maintaining gut homeostasis. Its anaerobic lifestyle and specific growth conditions may influence its interactions with other microbial communities, highlighting its importance in the complex ecosystem of the gut microbiome.