title: Enhancement of skin tumorigenesis by a single application of croton oil before or soon after initiation by urethan.
mesh_terms: D000818:Animals; D002455:Cell Division / Q000187:drug effects; D003436:Croton Oil / Q000008:administration & dosage / Q000494:pharmacology*; D004247:DNA / Q000096:biosynthesis; D004261:DNA Replication; D005260:Female; D006918:Hydroxyurea / Q000494:pharmacology; D051379:Mice; D009374:Neoplasms, Experimental / Q000139:chemically induced; D010212:Papilloma / Q000139:chemically induced*; D012867:Skin / Q000378:metabolism; D012878:Skin Neoplasms / Q000139:chemically induced*; D013997:Time Factors; D014316:Tritium; D014520:Urethane
chemical_list: D014316:Tritium; D014520:Urethane; D003436:Croton Oil; D004247:DNA; D006918:Hydroxyurea