Related by context. Frequent words. (Click for all words.) 67 oxygen atoms 65 carbon atoms 63 hydrogen atom 62 dimer 62 molecule 61 helices 61 hydrogen atoms 59 dimers 58 adenine 57 nucleotide 56 cytosine 56 fullerene 56 subunits 55 amino acids 55 buckyball 55 nuclei 54 atom thick 54 nanometers thick 54 atoms 54 monomers 54 molecules 54 fibrils 53 phospholipid 53 adsorbed 53 carbons 53 hydroxyl 52 amino acid 52 reactants 52 electrically conductive 52 cysteine 52 outer membrane 52 methyl 52 organic molecules 52 DNA strands 52 membrane 52 protein complexes 51 tyrosine 51 membrane protein 51 titanium oxide 51 tRNA 51 monolayer 51 metal ions 51 fluorine 51 vesicle 51 polysaccharide 51 double helix 51 monomer 51 bile acids 51 signaling molecule 51 isomers 51 conjugated 51 ligands 51 β 50 molecularly 50 cell membrane 50 galactose 50 aqueous solution 50 nucleotides 50 substrate 50 glycans 50 electron 50 anode 50 crystalline structure 50 atomic nuclei 50 chirality 50 phospholipids 50 amino 49 fermions 49 ions 49 amino acid sequence 49 nanospheres 49 chemically modified 49 hydrolysis 49 polypeptide 49 electrons 49 phonons 49 nanostructure 49 nanoparticle 49 hydroxyapatite 49 acetylation 49 adsorption 49 nanometer sized 49 filaments 49 insulating layer 49 myosin 49 ligand 49 superfluid 49 capsid 49 magnetic particles 49 silicates 49 isoforms 48 proteins 48 histone 48 cell membranes 48 homologous 48 oxidizes 48 aldehydes 48 conformations 48 microtubule 48 interfacial 48 oligomers