细胞是为了增殖而存在,而它们也精于此道,甚至增殖是生物活着的一种证明。
THE purpose of cells is to increase and multiply. That is what they do best.
癌细胞会疯狂的增殖,而不是按照预定好的程序复制并形成正常的组织。
Instead of replicating to an organised plan and forming normal tissue, cancer cells multiply madly.
几乎所有的传统流感疫苗都是通过在鸡胚中增殖病毒而获得德,这是一个缓慢的过程,某些毒株甚至更慢——包括2009年的H1N 1流感病毒。
Nearly all conventional flu vaccines are made by growing the virus in chicken eggs, a slow process that is even slower with some strains - including 2009 H1N1 flu.
The antibody that they stimulate is antibody that's specific to this antigen that was presented earlier.
这些由辅助性T细胞,刺激增殖产生的抗体是,对应之前出现的抗原而产生的
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