来自《耶鲁大学开放课程：生物医学工程探索 第10集 第10集》

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  We talked about antibodies,
  我们讨论过抗体
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  we talked about them two weeks ago,
  我们在两周前讨论了抗体
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  we talked about them in section last week, uses of them.
  上周的组会中我们讲到抗体的应用
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  I just want to remind you that if you
  我在此提醒下你们
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  looked at the population of antibodies inside--in your blood,
  如果你们观察在你们血液中的抗体
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  for example, the predominant antibodies would look like this.
  主要的一些抗体有以下几种
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  These are of the class called IgG,
  这种被称为IgG抗体[免疫球蛋白G]
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  they're Y shaped molecules.
  它们是Y形分子
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  They have a region down here called the FC region,
  IgG抗体有一个区域 被称为FC分区
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  and that is responsible for effector functions.
  FC分区负责产生效应
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  There's a region up here
  在图片上部有个区域
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  called the antigen binding region and those--
  被称作抗原结合区 而这些