Related by context. Frequent words. (Click for all words.) 60 cryopreserved 60 umbilical cord stem cells 58 pluripotent cells 58 stem cells 56 transplanted stem cells 55 adult stem cells 54 Umbilical cord blood 54 hematopoietic cell 54 pancreases 54 iPSCs 54 cloned embryo 54 cell transplantation 53 IVF embryos 53 pluripotent stem cells 53 pluripotent stem cell 53 stem cells derived 52 Cord blood 52 fetal stem cells 52 transplanted tissue 52 Adult stem cells 52 embryonic stem cells 52 HSCs 52 cloned stem cells 52 placentas 52 bone marrow stem cells 52 embryonic cells 52 Therapeutic cloning 52 Transfusions 52 ES cells 52 iPS cells 51 bone marrow stem cell 51 leftover embryos 51 SCNT 51 undifferentiated cells 51 oocytes 51 progenitor cell 51 placental 51 cloned embryos 51 transplantable 51 hESCs 51 somatic cell 50 cord blood 50 extract stem cells 50 myoblasts 50 umbilical cord blood 50 pluripotent 50 unused embryos 50 vitro fertilization clinics 50 transgenic mouse 50 NGAL 49 exosomes 49 chorionic villus sampling 49 fetu 49 engraft 49 genetic alteration 49 stem cell 49 xenograft 49 neural stem cells 49 Adult Stem Cells 49 iPS cell 49 genetic abnormalities 49 regenerate tissue 49 reprogrammed cells 49 fertilized egg 49 hematopoietic stem cells 49 transplantation 49 ectopic 49 fertilized eggs 48 mitochondrial diseases 48 chromosome abnormalities 48 protein fragment 48 endothelial progenitor cells 48 allogeneic 48 genetically identical 48 islet cells 48 somatic cells 48 chromosomal abnormality 48 Genetic testing 48 astrocyte 48 progenitor cells 48 embryo implantation 48 germ cells 48 imprinted genes 48 embryo 48 granulocytes 48 colon tumors 48 blastocysts 48 stromal cells 48 CMV infection 48 unfertilized egg 48 mitochondrial dysfunction 48 aneuploidy 48 ESCs 47 Neu5Gc 47 embryos 47 Embryos 47 neonate 47 transplanted kidneys 47 ovary 47 transplantations 47 oocyte