Related by context. Frequent words. (Click for all words.) 57 Artificial insemination 56 donor sperm 56 gametes 56 IVF treatment 55 donor insemination 55 IVF clinics 55 unused embryos 54 gamete 54 IVF 54 infertile couples 54 sperm donors 53 umbilical cord stem cells 53 assisted reproduction 52 preimplantation genetic diagnosis 52 unexplained infertility 52 embryo transfers 51 Therapeutic cloning 51 IVF embryos 51 leftover embryos 51 fertilized eggs 51 fertility treatments 51 fetal tissue 51 embryos 50 PGD 50 surrogate mothers 50 infertility treatments 50 Embryology Act 50 Embryos 50 embryo implantation 49 terminate pregnancies 49 infertility 49 assisted reproductive 49 oocyte 49 ovarian stimulation 49 fertility clinics 49 IVF cycles 49 embryo 49 sperm donation 49 surrogacy 49 Umbilical cord blood 49 Surrogacy 49 childless couples 48 vitro fertilization treatments 48 terminating pregnancy 48 vitro fertilization 48 Embryo 48 Parental consent 48 inseminate 48 vitro fertilization clinics 48 fertilized embryos 48 SCNT 48 sperm 48 pre implantation genetic 48 IVF treatments 47 vitro fertilization IVF 47 undergoing IVF 47 Misoprostol 47 prenatal diagnosis 47 informed consent 47 fertility 47 contraceptives 47 Vitro Fertilization 47 babies 47 terminate pregnancy 47 Reproductive Ethics 46 artificial insemination 46 Octuplets mom 46 surrogate motherhood 46 sperms 46 Cord blood 46 Multiple births 46 wombs 46 frozen embryos 46 frozen semen 46 oocytes 46 insemination 46 frozen embryo 46 procreation 45 ethically acceptable 45 cloned embryos 45 gestational carrier 45 aneuploidy 45 offspring 45 pre natal 45 procreative 45 mso pagination widow 45 fertility clinic 45 umbilical cords 45 reproductive 45 breastmilk 45 newborn infants 45 Embryology Authority HFEA 45 Fertility 45 IUI 45 Blood transfusions 45 infertile 44 conceive 44 embryo cloning 44 cloned embryo 44 foreskins 44 ova