> You are correct on the first point, Phil, the nucleus is transferred from
> the infertile egg into the fertile egg, meaning that the cytoplasm of the
> healthy egg surrounds the infertile nucleus and revitalizes it. (I've got
> to stop typing posts when I'm tired, it leads to dyslexic errors like this
> one.) Ethical objections to this procedure center on the issue of how much
> mitochondrial DNA gets transferred and possibly mutates, leading to birth
> defects.
>
> Thank you for catching that!
>
> Kathryn Aegis