Related by context. Frequent words. (Click for all words.) 55 midbrain 53 neurotransmitter 52 nucleus accumbens 52 dopamine receptors 51 neurotransmitter dopamine 51 brain derived neurotrophic 51 neurotransmitters 51 acetylcholine 51 dopaminergic 51 orbitofrontal cortex 50 hypothalamic 50 norepinephrine 50 chemical dopamine 50 limbic 50 nerve cells 50 ventral striatum 50 noradrenaline 50 substantia nigra 50 Dopamine 50 neurones 49 dopamine neurons 49 basal ganglia 49 vagus nerve 49 astrocyte 49 hypothalamus 49 dysregulation 49 excitatory 49 neurons 48 neuronal 48 limbic system 48 thalamus 48 nerve fibers 48 signaling molecule 48 neurotransmission 48 hippocampal 48 neurofibrillary tangles 48 dopamine producing 48 tyrosine 48 NMDA receptors 48 glia 48 molecular pathway 48 neuron 48 genetically altered mice 48 chemical messengers 48 signal transduction pathways 47 Regulates 47 tau protein 47 synaptic plasticity 47 NF kappa B 47 striatum 47 chemical serotonin 47 TLR4 47 glutamate 47 gene encoding 47 oligodendrocytes 47 serotonin receptors 47 Oxidative stress 47 mRNA expression 47 hormone leptin 47 AMPK 47 axonal 47 hippocampus 47 Increases Risk 46 upregulated 46 estrogen receptors 46 serotonin 46 Neurons 46 neuronal cell 46 sensory neurons 46 dopamine 46 biochemical pathway 46 insula 46 Akt 46 inhibitory 46 orexin 46 STAT3 46 secretion 45 BDNF 45 receptors 45 neural circuits 45 PPAR gamma 45 sebaceous glands 45 signaling pathway 45 neural pathways 45 astrocytes 45 autonomic nervous system 45 signaling molecules 45 amygdala 45 RANKL 45 dentate gyrus 45 neuronal activity 45 synaptic 45 neurochemical 45 Abnormalities 45 Cortisol 45 tumor suppressor genes 45 cholinergic 45 steroid hormones 44 leptin 44 cerebellar 44 NPY