自2002年发生登革3型病毒主要流行以来，登革3型病毒一直是里约热内卢过去5年中最主要的血清型。 当前，里约热内卢正经历新一轮登革2型病毒流行。
Rio de Janeiro, where DEN-3 has been the predominant circulating serotype for the past 5 years since the major DEN-3 epidemic in 2002, is now experiencing the renewed circulation of DEN-2.
目的制备登革2型病毒中国分离株(DEN2 - 43)的衣壳蛋白缺失突变病毒。
Objective To generate rescued viruses with deletion mutation of capsid protein from dengue virus type 2 isolated in China (DEN2-43).
目的分析登革4型病毒（DV4 ）广东株的基因序列，比较其同源性，追查DV4的地理来源。
Objective To analyze the gene sequence of Dengue 4 viruses (DV4) in Guangdong Province, to compare their similarity and explore their sources.
本论文利用两种免疫细胞：T细胞与单核球细胞研究登革二型病毒感染以后不同免疫细胞所表现出的各种差异。
In this study we compared the responses of t cells and monocytes after dengue-2 virus infection to determine their possible roles in the pathogenesis.
本论文利用两种免疫细胞：T细胞与单核球细胞研究登革二型病毒感染以后不同免疫细胞所表现出的各种差异。
In this study we compared the responses of t cells and monocytes after dengue-2 virus infection to determine their possible roles in the pathogenesis.
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