Related by context. Frequent words. (Click for all words.) 73 amygdala 72 cortex 69 visual cortex 69 neurons 68 cortical 68 prefrontal cortex 67 temporal lobe 67 cerebellum 67 cerebral cortex 66 frontal lobe 66 thalamus 66 striatum 65 neurogenesis 62 BDNF 62 neuronal 61 nerve cells 61 hypothalamus 61 synapses 61 neuron 61 neurones 60 neurotransmitter 59 neural 59 neurotransmitters 58 brain circuitry 58 insula 58 dopamine 58 frontal lobes 58 brain 57 synaptic 57 cognitive functions 57 synapse 57 serotonin 56 brainstem 56 acetylcholine 55 glucose metabolism 55 astrocytes 55 cognition 54 norepinephrine 54 inhibitory 53 glutamate 53 SIRT1 53 plasticity 53 receptors 52 neurodegeneration 52 amyloid beta 52 nerve fibers 51 axon 51 Akt 51 Brain scans 51 cortisol 51 mitochondria 50 ghrelin 50 cognitive functioning 50 neural stem cells 50 receptor 50 phenotype 50 cognitive deficits 50 imaging fMRI 50 fMRI 50 macula 50 gene 50 extracellular 50 signaling molecules 49 adiponectin 49 amyloid plaques 49 signaling pathway 49 skeletal muscle 49 cognitive function 49 REM sleep 49 beta amyloid 49 Neurons 49 auditory 49 protein synthesis 49 GABA 48 autophagy 48 mRNA 48 methylation 48 amyloid 48 brain scans 48 cochlea 48 cognitive 48 Dopamine 48 ion channels 48 neural networks 48 gene variant 48 insulin secretion 48 leptin 48 photoreceptors 47 knockout mice 47 transcription factors 47 myelin 47 axons 47 neurobiological 47 cortisol levels 47 journal Neuron 47 visceral fat 47 vasculature 47 Drosophila 47 tumor suppressor 47 epithelium 47 brains