title: Photochemistry and photobiology of urocanic acid.
mesh_terms: D000818:Animals; D004247:DNA / Q000528:radiation effects*; D007093:Imidazoles / Q000528:radiation effects*; D007165:Immunosuppression Therapy; D007536:Isomerism; D010777:Photochemistry; D011789:Quantum Theory; D014560:Urocanic Acid / Q000528:radiation effects*
chemical_list: D007093:Imidazoles; D004247:DNA; D014560:Urocanic Acid