Streptococcus suis strain LSS44

Streptococcus suis strain LSS44 is a Gram-positive bacterium characterized by its cocci shape and a unique cell arrangement that includes chains, pairs, and singles. This strain is classified as a facultative anaerobe, enabling it to thrive in both aerobic and anaerobic environments, with an optimal growth temperature of 37°C, placing it within the mesophilic temperature range. Notably, S. suis LSS44 is non-motile and does possess flagella, which may play a role in its biological functions. This bacterium is free-living and has been found in various hosts, including Homo sapiens (humans), Metazoa, Danio rerio (zebrafish), and Sus scrofa (domestic pig). It is associated with a range of health effects, including serious conditions such as endocarditis, meningitis, septicaemia, and sepsis, indicating its pathogenic potential in humans and other animals. The presence of a single replicon and one membrane highlights its relatively simple cellular structure, which is typical of many bacteria. The diverse range of diseases linked to S. suis LSS44 underscores its significance in both veterinary and human medicine. Understanding the ecological role and pathogenic mechanisms of this strain can inform strategies for managing infections and improving health outcomes in affected hosts. The strain's adaptability to various environments and hosts illustrates its potential impact on both human and animal health.