Related by context. Frequent words. (Click for all words.) 77 embryos 64 human embryos 63 embryo 61 fertility clinics 60 vitro fertilization 57 IVF 55 fertility treatments 51 umbilical cord blood 51 therapeutic cloning 50 cord blood 49 adult stem cells 48 embryonic stem cells 48 stem cells 48 embryonic stem cell 47 artificial insemination 47 stem cell 46 infertile 45 unborn 44 pregnancies 44 adult stem cell 43 sperm 43 human embryonic stem 43 fetuses 43 human cloning 43 infertility 42 babies 41 ovary 41 Fertility 41 surrogacy 41 Roe v. Wade 41 cloning 41 ovaries 40 Terri Schiavo 40 eggs 40 abortion 40 fetus 40 stem cell research 39 unborn child 39 cluster munitions 39 Michael Schiavo 39 abortions 38 fertilized 38 lesbian couples 38 transfusions 38 Stem cell 38 hysterectomy 38 fertility 38 premature babies 37 cluster bombs 37 organ transplants 37 conceive 37 gay couples 37 childless 37 contraceptives 36 stem cell transplant 36 legalized abortion 36 pregnancy 36 stillborn 36 contraception 36 cloned animals 36 pro lifers 36 sex couples 36 Abortion 36 triplets 36 mastectomy 35 births 35 fertilization 35 procreation 35 tissue samples 35 persistent vegetative state 35 Newdow 35 newborn babies 35 octuplets 35 sex marriage 35 incineration 34 unwanted pregnancies 34 transplants 34 twins 34 surrogate mother 34 gay marriage 34 conjoined twins 34 uterus 34 kittens 34 litters 34 Bioethics 34 miscarriage 34 euthanasia 34 euthanize 34 bone marrow transplant 33 sex marriages 33 couples 33 Stem Cell 33 organs 33 adoptive 33 paternity 33 womb 33 hormone therapy 33 vitro 33 terminally ill patients 33 leftovers 33 newborns