Related by context. Frequent words. (Click for all words.) 79 chemical dopamine 79 neurotransmitter dopamine 77 dopamine 75 Dopamine 73 neurotransmitter 71 chemical serotonin 70 neurotransmitters 68 noradrenaline 68 serotonin 68 acetylcholine 67 glutamate 66 norepinephrine 66 dopamine receptors 66 neurochemical 65 Serotonin 64 hormone leptin 64 chemical messengers 63 GABA 63 brain derived neurotrophic 63 orexin 62 striatum 62 Cortisol 62 synaptic plasticity 62 neuronal activity 62 midbrain 61 excitatory 61 BDNF 61 dopaminergic 61 vasopressin 60 nucleus accumbens 60 NMDA receptors 59 dysregulation 59 inhibitory 59 Oxytocin 58 dopamine neurons 58 endorphin 58 cortisol 58 inflammatory cytokines 58 Leptin 58 basal ganglia 58 nerve cells 57 hormone insulin 57 secretion 57 nitric oxide NO 57 cholinergic 57 signaling molecule 57 hypothalamus 57 NMDA receptor 56 limbic system 56 endorphins 56 stress hormones 56 neurons 56 SIRT1 56 TLR4 56 leptin 56 insulin secretion 56 homeostatic 56 steroid hormones 56 glucocorticoid 56 neurones 56 NPY 56 skeletal muscles 56 thyroid hormones 56 ghrelin 55 PPAR gamma 55 cAMP 55 autonomic nervous system 55 limbic 55 adenosine 55 neural mechanisms 55 AMPK 55 biochemical pathways 55 arachidonic acid 54 Abeta 54 hippocampus 54 lipid metabolism 54 signaling molecules 54 hippocampal 54 biochemical pathway 54 prolactin 54 satiety 54 nerve impulses 54 oxytocin 54 nitric oxide 54 cytokines 54 brain circuitry 53 prostaglandins 53 stress hormone cortisol 53 neuronal cell 53 female hormone estrogen 53 alpha synuclein 53 glucose metabolism 53 tau protein 53 beta catenin 53 neuron 53 neuronal 53 hepcidin 53 aldosterone 53 cytokine 53 receptors 53 synaptic