[Pineal gland and melatonin].
D000818:Animals; D001927:Brain Diseases / Q000209:etiology / Q000378:metabolism; D006801:Humans; D008550:Melatonin / Q000502:physiology*; D010870:Pineal Gland / Q000033:anatomy & histology / Q000502:physiology*; D010903:Pituitary Gland, Anterior / Q000502:physiology
D008550:Melatonin