Related by context. Frequent words. (Click for all words.) 65 myelin sheath 64 nerve cells 62 nerve fibers 62 myelin 61 myelination 61 sensory nerves 61 neural tissue 60 Schwann cells 60 dendritic spines 59 axons 59 dendrite 59 Myelin 59 neurones 59 Wnt signaling 58 neurons 58 collagen fibers 58 sensory neurons 58 neural pathways 58 demyelination 58 cortex 58 glial cells 58 rhodopsin 57 NMDA receptors 57 cellular pathways 57 spinal nerves 57 skeletal muscles 57 glia 57 NKT cells 57 retinal cells 57 integrins 56 neuron 56 neuronal activity 56 dentate gyrus 56 lysosome 56 oligodendrocytes 56 receptor protein 56 peripheral nerves 56 astrocyte 56 innate immune response 56 axon 56 motor neurons 56 neurotransmission 56 tubules 56 tau protein 56 misfolded 55 Nrf2 55 cannabinoid receptors 55 cytosol 55 synapse 55 intestinal lining 55 microtubules 55 PrP 55 astrocytes 55 amyloid beta protein 55 temporal lobes 55 molecular pathway 55 neural circuitry 55 epithelial cell 55 fibrils 55 brain 55 biochemical pathways 55 cholinergic 55 mutant protein 55 nerve impulses 55 myosin 55 neural circuits 55 vesicle 54 meninges 54 vasculature 54 synapses 54 epithelium 54 biochemical pathway 54 nerve endings 54 tumor suppressor genes 54 overactivity 54 mammalian brain 54 cellular metabolism 54 cells 54 signaling pathway 54 lymphatic vessels 54 molecular pathways 54 limbic 54 proteins 54 alpha synuclein 54 amyloid protein 54 Wnt 54 neuronal 54 progressive degeneration 54 hypothalamic 54 microtubule 54 photoreceptor cells 54 capillaries 53 glial 53 outer membrane 53 brain circuitry 53 blood vessels 53 forebrain 53 eukaryotic cells 53 inhibitory 53 stem cell differentiation 53 neural