影响病毒载量艾滋病检测结果的因素 （一）病毒基因变异(subtype genetic variation) 病毒载量实验的关键步骤是探针（信号扩增）或引物（靶扩增）与HIV-1 RNA的杂交..
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目的研究甲型流感病毒基因变异与生存选择压力的关系，指导保守疫苗靶位点的寻找。
Objective Study the relationship between type A influenza virus genetic variation with survival selective pressure, help for the finding of possible vaccine conserved antigen target.
他的方程序给出了一些关键的变量，比如病毒基因在细胞内的变异速率，这些可以帮助研究人员安全地杀死病毒。
Given a few key variables, such as how often viral genes shuffle inside cells, his equations can provide the minimum mutation rate to safely kill a virus.
他们的调查报告发表在《细胞》杂志上，认为这是一个叫做nef的单独病毒基因的功能发生变异而导致的结果。
Their investigation, just published in Cell, suggests it is the result of a change in the role of a single viral gene, called nef.
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