title: Diurnal variations in serum neopterin levels are associated with the pineal hormone melatonin circadian rhythm in healthy human subjects.
authors.forename: M J
authors.initials: MJ
authors.lastname: Garcia-Gonzalez
authors.forename: A
authors.initials: A
authors.lastname: Dominguez-Rodriguez
authors.forename: P
authors.initials: P
authors.lastname: Abreu-Gonzalez
mesh_terms: D000368:Aged; D002940:Circadian Rhythm / Q000502:physiology*; D005260:Female; D006801:Humans; D008297:Male; D008550:Melatonin / Q000097:blood*; D008875:Middle Aged; D019798:Neopterin / Q000097:blood*
chemical_list: D019798:Neopterin; D008550:Melatonin