title: Melatonin content in the pineal gland of different rat strains and stocks.
mesh_terms: D000818:Animals; D008297:Male; D008550:Melatonin / Q000378:metabolism*; D010870:Pineal Gland / Q000378:metabolism*; D051381:Rats; D011919:Rats, Inbred Strains; D013045:Species Specificity
chemical_list: D008550:Melatonin