Related by context. Frequent words. (Click for all words.) 76 stem cells 75 progenitor cells 71 bone marrow stem cells 67 ES cells 66 mesenchymal stem cells 65 islet cells 65 mammalian cells 65 neurogenesis 64 immune cells 64 dendritic cells 64 fibroblasts 64 iPS cells 63 neurons 62 cells 62 lymphocytes 62 nerve cells 62 transgenic mice 62 tumor cells 61 miRNAs 61 oocytes 61 knockout mice 61 proteins 61 insulin producing 61 adult stem cells 60 microRNAs 60 induced pluripotent stem cells 60 embryonic stem cells 60 astrocytes 59 NK cells 58 RNA molecules 58 gene 58 endothelial cells 58 RNAs 58 macrophages 58 zebrafish 58 signaling pathway 57 motor neurons 57 autophagy 57 pluripotent 57 cytokine 57 transcription factors 57 thymus 57 enzyme 57 stem cell 57 gene expression 56 BDNF 56 genes 56 mitochondria 56 skeletal muscle 56 diseased cells 56 photoreceptors 56 cytokines 56 microRNA 56 miRNA 55 neuron 55 mice 55 protein 55 neuronal 55 antibodies 55 receptors 55 fluorescent protein 55 vasculature 55 yeast cells 55 miR 54 signaling pathways 54 overexpression 54 ovary 54 peptides 54 VEGF 54 ovarian tissue 54 embryonic cells 54 leptin 54 mRNA 54 receptor 54 cancerous cells 54 enzymes 53 epithelial cells 53 p# [001] 53 caspase 53 axons 53 Stem cells 53 mutated gene 53 phenotype 53 melanocytes 53 angiogenic 53 glutamate 53 transcription factor 53 cloned embryos 53 angiogenesis 52 immunological 52 tumors 52 adipose tissue 52 molecular mechanism 52 molecular mechanisms 52 ghrelin 52 tissue 52 DNA methylation 52 malignant cells 52 tissues 52 oncogene 52 methylation