Related by context. Frequent words. (Click for all words.) 62 mesenchymal cells 61 stromal cells 59 biological molecules 59 cell signaling pathways 59 macromolecules 58 tumor microenvironment 58 diseased tissues 58 morphologies 57 biomolecule 56 eukaryotic cells 56 microstructures 56 cells hESCs 56 morphologically 56 organisms 55 gene expression profiles 55 stroma 55 nanosized 55 foraminifera 55 chloroplasts 55 neural tissue 55 nanospheres 55 vasculature 55 tumor antigens 55 tumor cells 55 virulence factors 54 bacterial toxins 54 amyloid fibrils 54 gene expression patterns 54 proteins 54 fibroblast cells 54 ribonucleic acid RNA 54 vertebrate animals 54 nanoscale structures 54 Cyanobacteria 54 synthetic polymers 54 receptor proteins 54 gastrointestinal GI tract 54 myeloma cells 54 anatomical structures 54 diseased cells 54 polypeptides 54 membrane proteins 54 molecules 54 prostate tissue 54 leukemic cells 54 naturally occurring compounds 54 porphyrin 53 biomolecules 53 amyloid deposits 53 multicellular organisms 53 granulocytes 53 collagen fibers 53 HSCs 53 Notch signaling 53 bilayer 53 RNA viruses 53 morphologic 53 microRNA expression 53 mammalian cells 53 proline 53 metabolically active 53 ligands 53 endosomes 53 neuronal cells 53 Schwann cells 53 diseased tissue 53 lectins 53 Wnt pathway 53 Th# cells 53 epithelial cell 53 germ cells 53 protein complexes 53 epithelial cells 53 zooxanthellae 53 lipids 53 glycoproteins 52 astrocyte 52 microbiota 52 odorants 52 micelles 52 RNA molecule 52 receptor molecules 52 neovascularization 52 biochemical processes 52 SWNTs 52 microorganisms 52 organic molecules 52 endothelial progenitor cells 52 mesenchymal 52 zebrafish embryos 52 membranes 52 biocompatible 52 molecularly 52 extracellular matrix 52 gold nanorods 52 mesothelin 52 integrins 52 KRAS mutations 52 dopants 52 tumor metastasis 52 hydroxyapatite