Many observers who are otherwise opposed to human embryo research have argued, however, that despite the likely ultimate destruction of excess embryos after IVF, the desire of a couple to have a child is such a strong moral good that it justifies the procedure. (thepublicdiscourse.com)
If we are against the use of stem cell research on the basis of embryonic destruction, shouldn't we also be against in - vitro fertilization clinics because there are always excess embryos that get discarded? (relevantmagazine.com)
Currently, the NIH only requires informed consent from the in virto fertilization patients donating excess embryos and not from the people who donated the gametes (sperm or eggs) that created those embryos. (scienceprogress.org)