Related by context. Frequent words. (Click for all words.) 56 functionalized 56 alkanes 56 biological molecules 55 adenosine triphosphate ATP 55 porphyrin 54 chromophores 54 biomolecule 54 granulocytes 54 thymine 53 reactants 53 activators 53 dye molecules 53 biomolecules 53 amyloid fibrils 53 dopant 53 adenine 52 stromal cells 52 anions 52 bilayer 52 guanine 51 ligands 51 RBCs 51 cytoplasmic 51 molecules 51 Umbilical cord blood 51 fluorophores 51 adsorb 51 sodium ions 51 mitochondrion 51 SWNTs 51 macromolecules 51 hydride 51 tyrosine 51 oxygen atom 51 nuclei 51 Platelets 50 polypeptides 50 monolayers 50 transmembrane 50 Macrophages 50 adsorbed 50 diseased tissues 50 adhesion molecules 50 carbon atom 50 cell cytoplasm 50 calcium ions 50 dopants 50 electrically conducting 50 titanium oxide 49 micelles 49 chemically modified 49 hES cells 49 chloroplasts 49 complexed 49 QDs 49 NADH 49 superfamily 49 Langerhans cells 49 hydrogen ions 49 fibrils 49 nitric oxide NO 49 electron spins 49 metal ions 49 endothelial progenitor cells 49 galactose 49 nanometer sized 49 polypeptide 49 dsRNA 48 binding proteins 48 silicon atoms 48 monolayer 48 protein complexes 48 membrane protein 48 thiol 48 eukaryotic cells 48 alkyl 48 dimers 48 microchannels 48 histidine 48 proline 48 electron 48 DNA strands 48 Quantum dots 48 glomeruli 48 tubules 48 amyloids 48 oligomers 48 europium 48 membranes 48 excitons 48 alpha particles 48 von Willebrand factor 48 pyruvate 48 rubidium 48 fibroblast cells 48 fullerene 48 nanocrystalline 48 serine 47 bacterial toxins 47 cytosine 47 cofactor