苍蝇种类多,分布广,密度高,与人和动物关系密切。能自然携带寄生虫卵、细菌、病毒等病原体,并能传播多种传染病,尤其是肠道传染病。关于苍蝇自然携带耶氏菌情况国外已有零星的报告,但其带菌期限尚未引起足够的关注。为了探讨蝇类在传播耶氏菌病上的意义,我们在实验室内以耶氏蔺感染舍蝇试验,现将结果报告如下。 Many species of flies, widely distributed, high density, and people and animals closely related. Can carry parasite eggs, bacteria, viruses and other pathogens, and can spread a variety of infectious diseases, especially intestinal infectious diseases. Flies naturally carry Yersinia situation abroad has been sporadic reports, but its duration of carriage has not yet caused enough attention. In order to explore the flies in the transmission of Yersinia on the significance, we tested in the laboratory Yersinia infestus test, the results are reported below.