title: Reaction of nitrosoureas with polycytidylate templates for ribonucleic acid polymerase.
mesh_terms: D003597:Cytosine Nucleotides / Q000378:metabolism*; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D006150:Guanine Nucleotides / Q000378:metabolism; D009607:Nitrosourea Compounds / Q000378:metabolism*; D013698:Templates, Genetic; D014500:Uracil Nucleotides / Q000378:metabolism
chemical_list: D003597:Cytosine Nucleotides; D006150:Guanine Nucleotides; D009607:Nitrosourea Compounds; D014500:Uracil Nucleotides; D012321:DNA-Directed RNA Polymerases