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阅读材料: 禽流感是以野鸭等候鸟为宿主的病毒,它危害严重。但病毒是怎样传染给人的呢?东京老人医疗中心传染科部长稻松孝思说,野鸭直接传染给人的病例极为少见,往往是先传染给与野鸭近距离生活的家养鸡鸭之后,再传染给人。猪既可感染人类流感病毒,又可感染禽类流感病毒,因此,如果两种病毒基因在猪体内结合,发生变异,很可能出现在人群中传染的新型流感。
Reading materials: Bird flu is a virus that hosts wild ducks and other migratory birds. It is a serious hazard. But how is the virus transmitted to humans? Tokyo Medical Co., Ltd. Minister of Infectious Diseases Takamori Matsuo said that the cases of wild ducks that are directly transmitted to humans are extremely rare. They are often transmitted to domesticated chickens and ducks living in close quarters with wild ducks. Reinfect people. Pigs can infect both human and bird flu viruses. Therefore, if the two viral genes are combined in the pig and mutate, it is likely that a new type of influenza will be transmitted in the population.