If you are a rat and you have toxoplasmosis, you are perfectly healthy except for one thing.

如果你是老鼠，你体内有弓浆虫，你非常健康，除了一点。

耶鲁公开课 - 心理学导论课程节选

Rather, it's because this is a perfectly this is the adaptive strategy of the toxoplasmosis virus.

相反，这是一个完美的,这是弓浆虫的适应策略。

耶鲁公开课 - 心理学导论课程节选

So, these memory cells are a way that your immune system keeps track of antigens that it's been exposed to for even if maybe the plasma cells that were producing antibody in response to the initial exposure have died and disappeared.

所以,这些记忆细胞,是人体免疫系统记忆抗原的一种方法,即使由浆细胞产生的抗体,在初次免疫应答中全部被消灭,记忆细胞仍然能迅速分化为抗体分泌细胞

耶鲁公开课 - 生物医学工程探索课程节选

There's a parasite known as toxoplasmosis that lives in the bodies of rats.

有一种叫做弓浆虫的寄生虫,寄生在老鼠体内。

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The toxoplasmosis rewires your brain and it makes you less afraid of cats.

弓浆虫会影响你的大脑,减少你对老鼠的恐惧。

耶鲁公开课 - 心理学导论课程节选

So not all of the B-cells that are stimulated become plasma cells or antibody secreting cells.

所以,并不是所有的B淋巴细胞,被刺激分化成为,浆细胞或是抗体分泌细胞

耶鲁公开课 - 生物医学工程探索课程节选