如果不破坏胚胎就可以制造出具有胚胎干细胞功能的细胞，那问题就可以迎刃而解了。
Both problems would go away if cells that behave like embryonic stem cells could be made without destroying embryos.
最近两组科学家绕过这种问题，将人类皮肤细胞转化成为干细胞，这类干细胞具有胚胎干细胞相同特性。
Two groups of scientists recently bypassed this problem by transforming human skin cells into stem cells which had the same properties as embryonic stem cells.
一些公司如act公司的方法符合他们的要求，另有一些小组则在寻找其他的一些方法，用来对普通细胞进行改造，使其具有胚胎干细胞样的行为。
Companies such as act can do what they please, and other teams are looking for ways to make ordinary cells act like embryonic stem cells.
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