title: Effects of the carcinogen urethane on nuclear RNA polymerase activities.
mesh_terms: D000818:Animals; D002219:Carbamates / Q000494:pharmacology; D002467:Cell Nucleus / Q000187:drug effects / Q000201:enzymology; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D006801:Humans; D008099:Liver / Q000187:drug effects / Q000201:enzymology; D008168:Lung / Q000187:drug effects / Q000201:enzymology*; D008274:Magnesium; D008297:Male; D012313:RNA / Q000096:biosynthesis; D051381:Rats; D014520:Urethane / Q000494:pharmacology*
chemical_list: D002219:Carbamates; D014520:Urethane; D012313:RNA; D012321:DNA-Directed RNA Polymerases; D008274:Magnesium