Melatonin: effects on brain and behavior.
D000818:Animals; D001522:Behavior, Animal / Q000502:physiology*; D001921:Brain / Q000502:physiology*; D002940:Circadian Rhythm; D006801:Humans; D009074:Melanocyte-Stimulating Hormones / Q000502:physiology; D008550:Melatonin / Q000502:physiology*; D011939:Mental Recall / Q000502:physiology; D018377:Neurotransmitter Agents / Q000378:metabolism; D010870:Pineal Gland / Q000502:physiology; D012701:Serotonin / Q000378:metabolism
D018377:Neurotransmitter Agents; D012701:Serotonin; D009074:Melanocyte-Stimulating Hormones; D008550:Melatonin