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肠出血性大肠埃希菌O157∶H7(O157∶H7)是近年来新发现的危害严重的肠道致病菌。自1982年美国首次暴发O157∶H7感染性腹泻以来,世界各地陆续有疫情出现[1,2]。1999年我国许多地区发生O157∶H7感染性腹泻暴发,O157∶H7感染性腹泻已成为威胁人群健康的重要公共卫生问题[3]。2002
Enterohemorrhagic Escherichia coli O157: H7 (O157: H7) is a newly discovered serious pathogenic intestinal bacteria in recent years. Since the first outbreak of O157: H7 infectious diarrhea in the United States in 1982, epidemics have been reported in various parts of the world [1,2]. In 1999, an outbreak of infectious diarrhea O157:H7 occurred in many areas of our country. O157: H7 infectious diarrhea has become an important public health problem threatening the health of the population [3]. 2002