A case has been made for such women conceiving normally and then allowing a cell from the doomed embryo to be fused to the fertilized egg from a healthy human egg donor.

• 现在我们已有这样的实例，让这样的妇女正常怀孕，然后从其胚胎中取一个细胞，再从一个健康的卵子供体者身上取一个受精卵，把它们结合在一起。