Related by context. Frequent words. (Click for all words.) 61 SCNT 59 embryo 58 somatic cell nuclear 56 pluripotent cells 56 somatic cell 55 therapeutic cloning 55 embryos 55 Embryology Authority 55 cloned embryos 54 reproductive cloning 54 Embryology Authority HFEA 53 unused embryos 53 induced pluripotent stem iPS 53 HFEA 53 human embryos 53 unfertilized egg 53 vitro fertilization clinics 53 xenotransplantation 52 cloned embryo 52 gametes 52 human reproductive cloning 52 extract stem cells 52 leftover embryos 52 somatic cells 52 Human Fertilization 51 oocytes 51 embryonic cells 51 embryonic stem cells 50 hESC 50 chimeras 50 chromosome abnormalities 50 embryonic 50 cloning 50 iPS cells 50 ethically acceptable 50 hESCs 50 biobanks 49 fertilized embryos 49 pluripotent stem cells 49 stem cells derived 49 destroying embryos 49 ES cells 49 transplantable 49 iPSCs 49 pluripotent 49 ESCs 49 blastocyst 49 fetal tissue 49 unfertilized eggs 49 transgenic animals 48 iPS cell 48 fertilized eggs 48 adult stem cells 48 cloned cattle 48 stem cell differentiation 48 transgenic animal 48 iPS 48 stem cells 48 fertilized egg 48 parthenogenesis 48 reproductive biology 48 oocyte 48 genetically identical 48 stem cell 48 induced pluripotent stem cells 47 extracting stem cells 47 zygote 47 Ian Wilmut 47 pre implantation genetic 47 gene splicing 47 mammalian species 47 embryonic stem cell 47 Human Fertilisation 47 progenitor cell 47 cryopreserved 47 germline 46 Roslin Institute 46 neural stem cell 46 Embryos 46 multicellular organisms 46 biobanking 46 human cloning 46 germ cells 46 nonhuman primates 46 adult stem cell 46 pancreases 46 pluripotency 46 BBSRC 46 embryo transfers 46 assisted reproduction 46 Embryonic stem cell 46 Human Embryonic Stem 45 pancreatic islet cells 45 cell transplantation 45 Embryo 45 mouse embryonic stem 45 regenerative medicine 45 transgenic 45 genetically manipulated 45 SSCs 45 biological molecules