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Ｏ157:Ｈ7大肠杆菌是出血性大肠埃希氏菌 (Ｅｎｔｅｒｏ -ｈｅｍｏｒｒｈａｇｉｃ.ｃｏｌｉＥＨＥＣ)的一个常见的血清型。自1982年美国首次发生由Ｏ157:Ｈ7大肠杆菌引起的食物中毒小型爆发以来 ,欧美各国、日本相继有本菌所致疫情爆发的报道。已知Ｏ157:Ｈ7是一种以食物传播为
O157: H7 Escherichia coli is a common serotype of Enterohemorrhagic. Coli EHEC. Since the first small-scale outbreak of food poisoning caused by O157: H7 Escherichia coli in the United States in 1982, there have been reports of outbreaks of this bacterium in Europe, the United States and Japan. It is known that O157: H7 is a food-borne