Related by context. Frequent words. (Click for all words.) 71 axons 65 axon 63 nerve cells 63 microtubules 60 neurones 59 neurons 59 nerve fibers 58 filaments 58 neuronal 57 microtubule 57 organelles 57 vesicles 57 glial cells 57 cilia 57 neuron 55 nuclei 55 motor neurons 55 Neurons 54 alpha synuclein 54 synapse 54 germ cells 54 RNA molecules 54 plasma membrane 53 synaptic 53 nanowires 53 synapses 53 actin 53 astrocytes 52 epithelial cells 52 microglia 52 cerebellum 52 signaling molecules 52 cortical 52 RNAs 51 retinal cells 51 photoreceptors 51 neurotransmitters 51 inhibitory 51 cortex 51 proteins 51 osteoblasts 51 plasticity 51 subunits 50 nanotubes 50 basal ganglia 50 nanocrystals 50 mRNAs 50 nanorods 50 visual cortex 50 myelin 50 peripheral nerves 50 protrusions 50 intracellular 50 nanotube 50 membrane proteins 50 acetylcholine 49 nanostructures 49 cytoskeleton 49 cytoplasm 49 histones 49 cochlea 49 molecules 49 DNA strands 49 neural pathways 49 melanocytes 49 transcription factors 49 testis 48 thalamus 48 striatum 48 estrogen receptors 48 neural 48 signaling pathway 48 messenger RNA 48 dendritic cells 47 mitochondria 47 nerve impulses 47 integrin 47 TGF beta 47 C. elegans 47 ligands 47 mutant mice 47 progenitor cells 47 reactive oxygen species 47 signaling pathways 47 extracellular 47 tumor cells 47 fibroblasts 47 muscle fibers 47 endothelial cells 46 filament 46 eukaryotes 46 epithelium 46 BDNF 46 neurotransmitter 46 crystals 46 tau 46 vortices 46 neural circuits 46 phenotype 46 receptors 46 phenotypes