为了解无锡市食品中Ｏ1 57∶Ｈ7大肠杆菌污染情况及食物中毒患者感染情况 ,我们于 1999年 7～ 10月对生鱼、生牛奶、猪肉、禽肉进行了监测 ,并且对这期间发生的食物中毒患者的粪便与引起食物中毒的食物进行了检测。1　材料与方法1 1　样品来源　 10份海产品采自本市饭店 ;6份生 In order to understand the contamination of Escherichia coli in O1 57:H7 food in Wuxi City and the infection of food poisoning patients, raw fish, raw milk, pork and poultry meat were monitored from July to October in 1999, Feces of food poisoning patients and foods that cause food poisoning were tested. 1 Materials and methods 1 1 Sample source 10 copies of seafood collected from the city hotel; 6 students