title: Carotenoids in fish. XVIII--carotenoids in the brain of some fishes.
abstract: Using column and thin-layer chromatography the occurrence of various carotenoids was studied in the brain of some (11) fishes. In result of the analyses the presence of the following carotenoids has been established: beta-zeacarotene, canthaxanthin, cryptoxanthin, alpha-cryptoxanthin, isocryptoxanthin, lutein, lutein-5,6-epoxide, zeaxanthin, isozeaxanthin, tunaxanthin, flavoxanthin, astaxanthin ester, 4-hydroxy-alpha-carotene, 4-keto-alpha-carotene and unknown xanthophylls.
mesh_terms: D000818:Animals; D001923:Brain Chemistry; D002338:Carotenoids / Q000031:analogs & derivatives / Q000032:analysis*; D004524:Eels / Q000378:metabolism; D005399:Fishes / Q000378:metabolism*; D014975:Lutein / Q000032:analysis; D014337:Trout / Q000378:metabolism; D014970:Xanthines / Q000032:analysis
chemical_list: D014970:Xanthines; D002338:Carotenoids; D014975:Lutein