Related by context. Frequent words. (Click for all words.) 69 porphyrins 66 polyethylene glycol PEG 66 fluorescent probes 63 polypeptides 63 hydrogels 62 nanospheres 62 fluorescent molecules 62 micelles 61 porphyrin 61 biological molecules 61 nano particle 60 magnetic nanoparticles 60 liposomes 59 nanoparticles 59 microcapsules 59 iron oxide nanoparticles 59 mesenchymal cells 59 transferrin 59 chromophores 59 microparticles 59 tumor antigens 58 magnetic beads 58 functionalized 58 dendrimers 58 peptides 58 biomolecule 58 ligands 58 bile acid 58 microspheres 58 gold nanorods 58 polypeptide 58 antibody fragment 58 liposome 58 glycan 58 fibronectin 57 amyloid fibrils 57 nanofibres 57 polymeric 57 anionic 57 bacterial enzyme 57 macromolecules 57 monolayers 57 biosynthetic 57 monomeric 57 electrochemically 57 viral vectors 57 oligomers 57 QDs 56 vesicle 56 organic inorganic 56 mannose 56 peroxides 56 molecules 56 adsorbents 56 antimicrobial peptides 56 virions 56 moieties 56 mucin 56 nano particles 56 lectins 56 hydrogel 56 fibroblast cells 56 fluorescent dyes 56 Epithelial 56 synthetic peptides 56 microscopy techniques 56 Chitosan 56 glycoprotein 56 microbubbles 56 trypsin 56 adsorbent 56 dye molecules 56 thiol 56 exosomes 56 microstructures 56 dextran 56 nanobubbles 56 dopant 56 PEGylated 56 fibrin 56 protein fragment 56 dsRNA 55 fluorescent markers 55 mutant proteins 55 polyethylene glycol 55 prodrugs 55 chemotaxis 55 tumor antigen 55 hES cells 55 oxidase 55 SWCNTs 55 biocompatible 55 optical biosensors 55 polymer coating 55 phospholipids 55 physiologically relevant 55 nanoparticle 55 Intracellular 55 nanosized 55 synthetic peptide 55 microporous