病毒贮主
West Nile fever and encephalitis caused by West Nile virus ( WNV) is maintained in a natural transmission cycle involving mosquito vectors and bird reservoir hosts, with the fatality of 4%~ 11%.
西尼罗病毒(West nile virus,WNV)感染是一种经蚊虫传播、以鸟类为主要动物宿主的自然疫源性疾病,在临床上可表现为西尼罗热或西尼罗脑炎,病死率4~11%。
A team of experts meanwhile explored the mine cave where the outbreak appears to have started in search of the reservoir of the Marburg virus.
同时,一个专家小组勘查了可能开始引起疫情的矿井以寻找马尔堡病毒的宿主。
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