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Enterotoxin D is one of several exotoxins produced by the bacterium Staphylococcus aureus, which is commonly associated with staphylococcal food poisoning. As a member of the staphylococcal enterotoxin family, Enterotoxin D is a heat-stable protein that can withstand cooking processes, posing a significant risk in food safety when foods are contaminated. It functions as a superantigen, meaning it can indiscriminately activate a large number of T-cells by bridging the major histocompatibility complex (MHC) class II molecules on antigen-presenting cells with T-cell receptors. This results in a massive immune response characterized by the release of pro-inflammatory cytokines, leading to symptoms such as vomiting, diarrhea, and abdominal cramps, which typically occur within hours of ingestion. Enterotoxin D, like other staphylococcal enterotoxins, is recognized for its role in triggering these rapid and intense immune responses. Its stability and biological activity necessitate stringent control measures in food production and processing environments to prevent outbreaks of foodborne illness.
仅用于科研。不用于诊断过程。未经明确授权不得转售。