Is there a particular way to obtain blood for foreign cell analysis?

是否有特殊途径获得血标本以检查异体细胞？

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An access point group's purpose is to define the interfaces a cell exposes to others (called access points), and to define the foreign cells' interfaces (called peer access points).

访问点组的目的是为了定义单元对外公开的接口(称为访问点)和定义外部单元的接口(称为对等访问点)。

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Mutations can be induced by radiation, chemical treatment, foreign pathogens (e.g. viruses), or due to errors that occur during replication of the genome each time a cell divides.

突变可以是由辐射、化学作用、外部病原体(如：病毒)或细胞分裂时基因组复制错误造成。

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It's a mechanism that they have evolved in order to prevent foreign genes from entering a cell and being expressed.

它们进化出这种机制来,防止异源基因进入细胞并表达

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Other cells in the immune system recognizing that this is a foreign molecule, but is being presented in the context of a 'self' cell.

免疫系统中的其他一些细胞,识别到它是非己物质,但它已经被识别为己方细胞

耶鲁公开课 - 生物医学工程探索课程节选

The notion is, if there's something foreign that's being produced inside this cell, then that cell must have been corrupted in some way and it has to be gotten rid of.

免疫反应的规矩是这样的,如果某些外源物在你细胞内产生,那说明这个细胞的某些地方,已经被损害了所以必须被清除掉

耶鲁公开课 - 生物医学工程探索课程节选

"The cell kicks out foreign DNA, " said Harvard's Dr. Church.

WSJ: Harvard Researchers Turn Book Into DNA Code

Thus, the researchers reckon that when a tumour cell is under pressure from foreign toxins it starts to make more vaults to help get rid of the unwelcome molecules.

ECONOMIST: Cell biology: The secret of the vaults | The

The U.S. military also announced the Wednesday arrest in northern Arab Jabour of a man described as a foreign fighter who heads a car-bombing cell network.

CNN: Execution, body dumping site found south of Baghdad