乙脑属于昆虫媒介传染病,蚊虫扮演了关键的角色。蚊虫感染乙脑病毒呈终生感染,不能产生抗体,病毒也不会被排除,蚊虫可携带病毒过冬,并且病毒可经虫卵传代。所以,蚊虫是乙脑病毒的长期保存宿主。生活中飞在身旁不时袭击我们的蚊虫有许多种,传播乙脑病毒的蚊种,主要是三代喙库蚊? JE belongs to the insect vector infectious diseases, mosquitoes play a key role. Mosquito infection JE virus was lifelong infection, can not produce antibodies, the virus will not be ruled out, mosquitoes can carry the virus over the winter, and the virus can be passaged by eggs. Therefore, mosquitoes are long-term storage hosts of JE virus. There are many kinds of mosquitoes that fly in our lives from time to time and attack our mosquitoes. They spread the mosquito species of Japanese encephalitis virus, mainly three generations of Culex.