Related by context. Frequent words. (Click for all words.) 65 sensory nerves 63 Wnt signaling 63 neurotransmitter acetylcholine 63 vagus nerve 63 medulla 62 ganglion 62 ciliary 61 electrical conduction 61 vasodilation 61 Wnt pathway 61 presynaptic 60 vas deferens 60 nerve impulses 60 sensory neurons 60 synaptic transmission 60 Nerve cells 60 hypothalamic 59 AMPA receptors 59 digestive organs 59 tubules 59 ganglia 59 peripheral tissues 59 interneurons 59 lymph vessels 58 Cdc# 58 axonal 58 vasoconstriction 58 cranial nerves 58 muscle contractions 58 synaptic plasticity 58 reuptake 58 calpain 58 sensory nerve 58 cytosol 58 homolog 58 proteolysis 57 adrenals 57 secretory 57 encodes protein 57 neural tissue 57 dendrite 57 autonomic nervous system 57 calcineurin 57 Notch pathway 57 signaling cascade 57 Notch signaling 57 potassium ions 57 nerve fibers 57 excitatory 57 mesoderm 57 secretion 57 morphogenesis 57 intercellular 56 bronchi 56 Oxidative stress 56 trigeminal nerve 56 epididymis 56 opioid receptors 56 neural cells 56 astrocyte 56 plasma membrane 56 cholinergic 56 midbrain 56 nerve cells 56 cell cytoplasm 56 neuroendocrine 56 chemical messengers 56 fibrotic 56 parasympathetic 56 NMDA receptors 56 neurotrophic factors 56 neovascularization 56 dendritic spines 56 adrenergic 56 glutamate receptors 56 cellular metabolism 56 downregulation 56 gastrointestinal GI tract 56 upregulation 56 reversibly 56 ganglion cells 56 epithelial cell 56 spermatogenesis 56 intestinal lining 56 Overexpression 55 homologous recombination 55 cell signaling pathway 55 peripheral nerves 55 neurotransmission 55 reductase 55 amyloid fibrils 55 carbohydrate metabolism 55 skeletal muscles 55 tyrosine 55 phagocytosis 55 cerebellum 55 overactivity 55 dopaminergic neurons 55 neuronal activity 55 splenic 55 spinal nerves