On the one hand, «you could say there's a tension» that comes from separating embryo destruction from research on the resulting cells, says John Robertson, who studies law and bioethics at the University of Texas School of Law. (sciencemag.org)
«There are perfectly ethical ways of obtaining stem cells to cure disease, which do not involve embryo destruction, so no matter what moral value one places on the human embryo, we do not need to use it.» (politics.co.uk)
Partly as a legacy of the way the abortion decisions came about in this country and the degree to which abortion is important in American politics, killing and destruction - of - life questions have come to be regarded as the bioethical questions, whether it's euthanasia at the end of life or abortion and embryo destruction at the beginning. (discovermagazine.com)