Related by context. Frequent words. (Click for all words.) 71 germ cells 67 mouse embryos 66 somatic cells 64 iPSCs 64 HSCs 63 ES cells 62 stem cells 61 pluripotent stem cells 61 hematopoietic stem cells 60 testis 60 oocytes 59 thymus 59 yeast cells 59 progenitor cells 59 iPS cell 59 cloned embryo 59 cells 59 aromatase 59 retinal cells 59 oocyte 58 iPS cells 58 meiosis 58 cardiomyocytes 58 neural stem cells 58 spermatozoa 58 blastocyst 58 cultured cells 58 mammalian cells 58 epithelial cells 58 pancreatic cells 58 glycoproteins 58 transgenic mice 58 leukemic cells 57 testes 57 pluripotency 57 malignant cells 57 progenitor cell 57 p# gene 57 organelle 57 B lymphocytes 57 keratinocytes 57 reprogrammed cells 56 multicellular 56 Wolbachia 56 tumor cells 56 proteins 56 transgene 56 oligodendrocytes 56 microglia 56 chondrocytes 56 induced pluripotent stem cells 56 lymphocytes 56 embryo 56 photoreceptor 56 chimeric 56 ovary 56 ESCs 56 Adult stem cells 56 exosomes 55 mammalian 55 melanocytes 55 osteoblasts 55 cloned embryos 55 cancerous cells 55 tumor suppressor gene 55 hESCs 55 metastatic tumors 55 blastocysts 55 C. elegans 55 NK cells 55 bone marrow stem cells 55 aneuploidy 55 follicles 55 transgenic 55 retinoic acid 55 E cadherin 55 fibroblasts 55 tumor suppressor genes 55 ovaries 55 chromosomes 54 neuronal cells 54 epithelial cell 54 parthenogenesis 54 ovarian tumors 54 genetically identical 54 embryonic stem cells 54 isoforms 54 prostate tissue 54 RNA molecules 54 BRCA1 gene 54 islet cells 54 genetically modified mice 54 mouse embryonic stem 54 gene expression patterns 54 knockout mice 54 embryonic 54 glial cells 54 mesenchymal stem cells 54 glycosylation 54 zebrafish 54 T lymphocytes