Related by context. Frequent words. (Click for all words.) 70 germ cells 68 transgenic mice 67 mutant mice 66 fibroblasts 66 oocytes 65 retinal cells 64 cultured cells 64 genetically engineered mice 64 pancreatic cells 64 knockout mice 64 bone marrow stem cells 63 stem cells 63 neural stem cells 63 mice 63 ES cells 63 cardiomyocytes 62 hematopoietic stem cells 62 HSCs 62 progenitor cells 62 oligodendrocytes 62 islet cells 62 yeast cells 62 mesenchymal stem cells 62 oocyte 61 diabetic mice 61 mammalian cells 61 blastocyst 61 blastocysts 60 hepatocytes 60 cells 60 iPS cells 60 deficient mice 59 embryo 59 osteoblasts 59 neurones 59 Embryos 59 endothelial cells 58 zebrafish 58 embryos 58 pluripotent stem cells 58 astrocytes 58 proteins 57 isoforms 57 neurons 57 induced pluripotent stem cells 57 ovary 57 p# gene 57 testis 57 cloned embryos 56 ex vivo 56 ovaries 56 tumor cells 56 microglia 56 tumor suppressor gene 56 thymus 56 mitochondria 56 STAT3 55 lymphocytes 55 C. elegans 55 NK cells 55 skeletal muscle 55 neurogenesis 55 TGF beta 55 gene encoding 55 glial cells 55 follicles 55 epithelial cells 55 nerve cells 55 murine 55 beta catenin 55 dendritic cells 55 hESCs 54 meiosis 54 testes 54 estrogen receptors 54 vitro 54 mRNA 54 messenger RNA 54 gene 54 endothelial cell 54 gene expression 53 macrophages 53 angiogenic 53 adult stem cells 53 mRNAs 53 genes 53 tissue 53 vasculature 53 alpha synuclein 53 CXCR4 53 mammary glands 53 embryonic 53 transcription factors 53 adipocytes 53 protein 53 immune cells 53 photoreceptors 53 miRNAs 53 fluorescent protein 53 vivo 53 ovarian tissue