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它通过连接到宿主细胞膜上的受体分子上进入辅助T细胞。衣壳进入辅助T细胞,并释放含有病毒RNA的RNA通过逆转录酶将其用作模板,以产生这种互补的DNA偶发,使DNA偶发成型DNA,将其变成了DNA的DNA,将其变成了DNA的DNA,将其变成DNA DLA的DNA,将其变成DNA的DNA诱因。 From here it uses the host cell's enzymes to produce more viral components which are assembled to form new viruses These bud from the host cell and enter the blood, where they can infect other helper T cells and repeat the process At this stage, the individual is HIV positive and may experience flu-like symptoms This is known as the acute HIV syndrome stage After the initial infection period, during which HIV replication is rapid, the replication rate drops and the individual enters the无症状或慢性阶段

免疫| Edexcel International A级生物学修订说明2018

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