Related by context. Frequent words. (Click for all words.) 64 collagen fibers 64 chromophore 63 crystal lattice 63 lamina 63 nanosized 62 Fig. 1A 62 polymerized 61 tubules 61 acetabulum 61 monolayer 61 tetrahedral 60 cortical bone 60 monolayers 60 microstructures 60 hydroxyapatite 60 collagen matrix 60 bilayer 60 stromal 60 filamentous 60 crystalline structure 60 setae 59 calcareous 59 particle sizes 59 dye molecules 59 filaments 59 osseous 59 SiO 2 58 aragonite 58 clasts 58 proteolysis 58 nitrogen atoms 58 porphyrins 58 manganese oxide 58 porphyrin 58 electrochemically 58 nanocrystalline 58 iron oxides 58 Supplementary Fig 58 agglomerates 58 polymer matrix 58 nanoscopic 58 graphene sheets 58 macromolecules 58 nacre 57 papules 57 filament 57 polyethylene glycol PEG 57 apical 57 mucosa 57 interfacial 57 pleura 57 calcite 57 polysaccharide 57 electron density 57 dimers 57 whorls 57 micrometre 57 oligosaccharides 57 moieties 57 ductility 57 thiol 57 granulomas 57 nucleation 57 curvatures 57 striations 57 silicon atoms 57 siliceous 56 crystallographic 56 anisotropic 56 proline 56 viscoelastic 56 fused silica 56 amyloid fibrils 56 xylem 56 perovskite 56 irregular shapes 56 mesoderm 56 resorption 56 granuloma 56 zeolites 56 fibronectin 56 dentin 56 epithelium 56 conformational 56 graphitic 56 block copolymer 56 actin filaments 56 vacuoles 56 talus 56 passivation 56 calcium sulfate 56 swarf 56 maxillary 56 epithelial cell 56 oxidised 55 chemically inert 55 tuffs 55 epididymis 55 dimer 55 crosslinking 55 caudal