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Investigation of the Russian Spring-Summer Encephalitis Virus in Yunnan Province
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2001
Year
The Russian spring_summer encephalitis virus(RSSEV) of Yunnan was investigated in 1988～1994 in Gaoligongshan mountain,Yunnan.Its main vector is ixodex ovatus.Its main host is rodents.The main symptom of RSSEV is hige_fever、rash and so on.The toxicity of the RSSEV is lower than the virus of northeast in China.The RSSEV's symptom for some animals is similar with the northeast RSSEV,but the RSSEV of Yunnan has haemorrhage symptom,such as rash.Their red cells agglutinated pH are similar.there are a bit different in the polipeptide analysis between the RSSEV and the northeast RSSEV.The antibodies against the RSSEV are positive in the most areas of Yunnan.