title: Urocanic acid in epidermal carcinogenesis.
mesh_terms: D000818:Animals; D002294:Carcinoma, Squamous Cell / Q000139:chemically induced / Q000378:metabolism*; D006801:Humans; D007093:Imidazoles / Q000032:analysis*; D008748:Methylcholanthrene; D051379:Mice; D009374:Neoplasms, Experimental / Q000139:chemically induced* / Q000378:metabolism; D009536:Niacinamide / Q000032:analysis; D010212:Papilloma / Q000139:chemically induced; D051381:Rats; D012867:Skin / Q000032:analysis*; D012878:Skin Neoplasms / Q000139:chemically induced / Q000378:metabolism*
chemical_list: D007093:Imidazoles; D009536:Niacinamide; D008748:Methylcholanthrene