title: [Studies on the photodegradation of thyroxine with ultraviolet-light irradiation: identification of degraded products with gas chromatograph-mass spectrometer].
mesh_terms: D004105:Diiodotyrosine / Q000302:isolation & purification; D008401:Gas Chromatography-Mass Spectrometry; D007470:Monoiodotyrosine / Q000302:isolation & purification; D010782:Photolysis; D013970:Thyronines / Q000302:isolation & purification; D013974:Thyroxine / Q000528:radiation effects*; D014466:Ultraviolet Rays
chemical_list: D013970:Thyronines; D004105:Diiodotyrosine; D007470:Monoiodotyrosine; D013974:Thyroxine