title: A possible role for melatonin in regulation of chick liver xanthine dehydrogenase activity.
mesh_terms: D000818:Animals; D002645:Chickens; D004789:Enzyme Activation / Q000187:drug effects; D007658:Ketone Oxidoreductases / Q000378:metabolism*; D008099:Liver / Q000187:drug effects / Q000201:enzymology*; D008297:Male; D008550:Melatonin / Q000494:pharmacology*; D009638:Norepinephrine / Q000494:pharmacology; D014968:Xanthine Dehydrogenase / Q000378:metabolism*
chemical_list: D014968:Xanthine Dehydrogenase; D007658:Ketone Oxidoreductases; D008550:Melatonin; D009638:Norepinephrine