登革病毒通过雌性伊蚊的叮咬传播到人类，这要求病毒通过伊蚊的取食传播，通常是一个已感染的患者的血。
The dengue viruses are transmitted to humans through the bite of a female Aedes mosquito, which acquires the viruses while feeding, normally on the blood of an infected person.
一些不同种类的伊蚊和趋血蚊传播病毒。
Several different species of the Aedes and Haemogogus mosquitoes transmit the virus.
目的：研究皖北地区经输血传播病毒（TTV）在血透患者中的感染。
Objective:To study the infection of transfusion transmitted virus(TTV) in hemodialysis patients in Wanbei.
根据以前的媒体报道和自己亲身接触的事例看，用带血针管扎人传播艾滋病毒的行为常常都是假的。
According to previous media reports and personal contacts with their own examples, the use of bar-person blood needle transmission of HIV are often false.
根据以前的媒体报道和自己亲身接触的事例看，用带血针管扎人传播艾滋病毒的行为常常都是假的。
According to previous media reports and personal contacts with their own examples, the use of bar-person blood needle transmission of HIV are often false.
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