Abstract: The enterohemorrhagic Escherichia coli(EHEC) O157:H7 which was reported in recently is one of the most dangerous foodborne pathogen.Therefore the method which is quickly, convenient, accurate and sensitive to prevent and control the pathogen is very important. This article reviews several methods of detecting the pathogen detailedly, such as the cultivation and identification detection methods, immunodetection methods and PCR detection methods and so on.

Key words: EHEC O157:H7, detection of pathogens, biosafety of food