Related by context. Frequent words. (Click for all words.) 54 hematopoietic stem cells 54 retinal cells 54 chondrocytes 54 ES cells 53 oligodendrocytes 53 stem cells 53 HSCs 53 bone marrow stem cells 53 hematopoietic 53 hematopoietic stem cell 52 mesenchymal stem cells 52 mouse embryos 51 cell transplantation 51 MSCs 51 bone marrow derived 51 islet cells 51 stromal cells 50 oocytes 50 Adult stem cells 50 oocyte 50 ESCs 50 neural stem cells 50 progenitor cells 50 lymphatic vessels 50 hepatocytes 50 metastatic tumors 50 iPSCs 49 myocardium 49 fibroblasts 49 allogeneic 49 osteoblasts 49 iPS cell 48 transgenic mice 48 keratinocytes 48 germ cells 48 pancreatic cells 48 ex vivo 48 diabetic mice 48 RPE cells 48 follicles 48 adult stem cells 48 glia 48 cultured cells 48 exosomes 47 allografts 47 chloroplasts 47 neuronal cells 47 progenitor cell 47 cardiomyocytes 47 monocytes 47 somatic cells 46 iPS cells 46 autologous 46 engraftment 46 retinal degeneration 46 retinoic acid 46 vasculature 46 dopamine neurons 46 leukocytes 46 dopamine producing 46 viral vectors 46 diseased tissue 46 genetically modified mice 46 epithelial cells 46 autograft 46 prions 46 mammalian cells 46 leukemic cells 46 iPS 45 mutant mice 45 pluripotent stem cells 45 hESCs 45 melanocytes 45 grafts 45 viral vector 45 nanospheres 45 tumor cells 45 pulmonary valve 45 gametes 44 human neural stem 44 bone marrow 44 adipocytes 44 hydrogels 44 diseased cells 44 prostate tissue 44 germline 44 tissues 44 TGF beta 44 testis 44 stem cells derived 44 B lymphocytes 44 transgenic plants 44 photoreceptors 44 tissue 43 allograft 43 lymphocytes 43 nerve regeneration 43 astrocytes 43 glial cells 43 malignant cells 43 hair follicles