若开启另一套基因，这些未成熟的细胞可以发育为肝细胞。

By turning on a different set, these same immature cells can become liver.

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这个日本的研究小组使用了老鼠的干细胞——有能力转变为多种体组织的未成熟的细胞。

The Japanese team used mouse stem cells - immature cells that have the ability to turn into many types of body tissue.

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其后，每一个胚胎的未成熟干细胞—含有99%的人的DNA—能够培育成脑、皮肤、心脏和别的组织，用以治疗畸形症等。

Then each embryo's immature stem cells - containing DNA that is 99 per cent human - can be harvested and used to create brain, skin, heart and other tissue for treating crippling diseases.

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Those B-cells also mature, they differentiate and that's what's shown on this slide here is the differentiation of those immature B-cells into mature B-cells.

这些B细胞也会变成熟,并且进行分化,这都展示在幻灯片上了,未成熟的B细胞分化为成熟的B细胞

耶鲁公开课 - 生物医学工程探索课程节选

What do immature B-cells do?

未成熟的B细胞都在做什么呢

耶鲁公开课 - 生物医学工程探索课程节选