Methods:After general identification of proteus from one food poisoning in our district,PFGE was used to analye whether the food poisoning was caused by the same sub-type of bacteria.

• 方法:对本地区一起由奇异变形杆菌引起的食物中毒进行常规鉴定后,对分离到的菌株进行PFGE分析,观察引起食物中毒的菌型是否为同一菌株引起。