Related by context. Frequent words. (Click for all words.) 68 dopamine receptors 67 dopamine 66 serotonin 65 neurotransmitter dopamine 64 alkaloid 63 cortisol 63 orexin 62 acetylcholine 62 biochemical pathway 62 neurotransmitter 62 norepinephrine 62 neurotransmitters 62 glucocorticoid 62 prolactin 62 steroid hormones 62 cannabinoid 61 secretion 61 BDNF 61 aldosterone 61 pharmacologically 61 neurochemical 61 stress hormone cortisol 61 vasopressin 60 glutamate 60 cannabinoids 60 inflammatory cytokines 60 glutamine 60 leptin 60 ghrelin 60 chemical dopamine 60 dopaminergic 60 prostaglandins 60 adenosine 60 Cortisol 59 Oxytocin 59 NMDA receptor 59 ceramide 59 phenylalanine 59 endorphin 59 endothelin 59 prostaglandin 59 chemical serotonin 59 excitatory 59 glutathione 59 NPY 59 stress hormones 58 cAMP 58 thyroid hormones 58 protein 58 signaling molecule 58 thyroid hormone 58 Dopamine 58 hormone 58 neurogenesis 58 theobromine 58 oxytocin 57 NMDA receptors 57 inhibitory 57 Fructose 57 SIRT1 57 calcitriol 57 phytoestrogens 57 Leptin 57 cortisol levels 57 cysteine 57 hypothalamus 57 vitamin B6 57 glucocorticoids 57 platelet aggregation 57 retinoic acid 57 amino acid 56 androgens 56 renin 56 E cadherin 56 active metabolite 56 female hormone estrogen 56 alkaloids 56 GABA 56 nitric oxide 56 arginine 56 mTOR 56 dopamine neurons 55 endorphins 55 neuronal activity 55 fatty acid 55 bioactivity 55 Akt 55 inhibitory effect 55 STAT3 55 chemical messengers 55 hormone estrogen 55 lipoprotein 55 histamine 55 enzyme 55 linoleic acid 55 androgen 55 alpha synuclein 55 inhibition 55 insulin secretion 55 neuroendocrine 55 glucose metabolism