We explored this concept in the placenta to define whether DNA methylation is cell-type specific.

我们在胎盘中探索了这个概念以定义DNA甲基化是否是细胞类型特异的。

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But this particular cell type, despite its minimal size, was not an ideal research partner.

但是这种特别的细胞类型，虽然个头非常小，却并不是一个理想的研究搭档。

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Last year a group at the University of Minnesota found a way to guide human embryonic stem cells into becoming a potent type of white blood cell which destroys tumour cells.

去年，明尼苏达大学的一个科研小组找出了一种可以引导人类胚胎干细胞，使其转化成强有力白细胞类型的方法，从而破坏肿瘤细胞。

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To add a new line inside of a cell type Alt-Enter for Excel on PC, Option-Command-Enter for Excel on Mac, Ctrl-Enter for Google Docs on Mac.

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The physical manifestations of the disease that Alois Alzheimer noticed in 1906 are sticky plaques of one type of protein, now known as beta-amyloid, and nerve-cell-engulfing tangles of a second type, called tau protein.

ECONOMIST: Alzheimer's disease

With the help of Chiara Cirelli, who also works at the University of Wisconsin, Dr Tononi has created a mutant fruit fly that sleeps only two or three hours a night. (A normal fly sleeps between eight and 14 hours.) The mutation itself is in a gene for a nerve-cell protein of a type known as an ion channel.

ECONOMIST: Memory formation