Related by context. Frequent words. (Click for all words.) 67 neurotransmitter 66 dopamine 65 striatum 65 thalamus 65 amygdala 64 basal ganglia 64 cortex 63 insula 63 neurons 63 serotonin 62 vagus nerve 62 neurotransmitters 62 prefrontal cortex 61 hippocampus 61 glutamate 61 ghrelin 61 visual cortex 61 cerebellum 60 signaling molecules 60 leptin 59 receptors 58 inhibitory 58 autonomic nervous system 58 neuron 58 neurones 58 BDNF 58 cerebral cortex 58 nerve cells 58 norepinephrine 58 receptor 57 Leptin 57 Dopamine 57 frontal cortex 57 temporal lobe 56 cortical 56 brainstem 56 acetylcholine 56 adrenal gland 56 axon 56 cortisol 55 Akt 55 SIRT1 55 hormone 55 mTOR 55 mitochondria 55 circadian clock 55 pituitary gland 55 neuronal 55 satiety 54 ion channels 54 gland 54 astrocytes 54 secretion 54 synapse 54 nerve fibers 54 glial cells 53 synaptic 53 transcription factors 53 adrenal glands 53 adiponectin 53 frontal lobe 53 signaling pathways 53 neural 53 insulin secretion 53 GABA 52 metabolism 52 signaling pathway 52 glucose metabolism 52 Serotonin 52 protein 52 pituitary 51 transcription factor 51 brain circuitry 51 nerve endings 51 modulates 51 adipose tissue 51 neurogenesis 51 cochlea 50 proteins 50 synapses 50 axons 50 skeletal muscle 50 tumor suppressor 50 glands 50 hormones 50 overactive 50 germ cells 50 hormone estrogen 50 mRNA 50 macrophage 50 phosphorylation 50 metabolic 49 androgens 49 metabolic processes 49 microRNAs 49 miRNAs 49 overexpressed 49 Neurons 49 estradiol 49 cytokine 49 subunit