Related by context. Frequent words. (Click for all words.) 69 neurons 69 neurones 68 nerve cells 64 dopamine neurons 64 Wnt 63 SIRT1 63 neuron 62 glial cells 61 retinal cells 61 neuronal activity 61 acetylcholine 61 synapses 61 microglia 61 inhibitory 61 nerve impulses 61 TGF beta 61 axons 61 vasopressin 60 neural circuits 60 nerve fibers 60 HSCs 60 neural stem cells 59 neurotransmitter 59 oligodendrocytes 59 astrocytes 59 Neurons 59 photoreceptors 59 neurotransmitters 59 beta catenin 59 dopamine 59 synapse 59 protein synthesis 59 T lymphocytes 59 microtubules 59 cAMP 59 signaling molecules 59 brain circuitry 59 molecular pathways 58 glucose metabolism 58 signaling pathway 58 mutant mice 58 immune cells 58 AMPK 58 signaling pathways 58 neuronal 58 macrophage 58 basal ganglia 58 germ cells 58 STAT3 58 hypothalamus 58 gene transcription 57 alpha synuclein 57 glutamate 57 tumor suppressor genes 57 progenitor cells 57 hippocampal 57 Akt 57 signaling molecule 57 BDNF 57 estrogen receptors 57 motor neurons 57 molecular pathway 57 pancreatic beta 57 cells 57 thalamus 56 insulin secretion 56 norepinephrine 56 tumor suppressor gene 56 androgen receptor 56 keratinocytes 56 pancreatic cells 56 synaptic 56 neural 56 neurogenesis 56 biochemical pathways 56 autonomic nervous system 56 mouse embryos 56 proteins 56 striatum 56 visual cortex 56 vagus nerve 56 receptors 56 axon 56 oncogenes 55 tumor cells 55 chemical dopamine 55 p# gene 55 cardiomyocytes 55 cortex 55 mitochondria 55 retinoic acid 55 glucocorticoid 55 cilia 55 dendritic cells 55 electrical impulses 55 dopaminergic 55 dopamine producing 55 endothelial cells 55 ES cells 55 transcription factors 55 neurochemical