title: Reaction of BCNU (1,3-bis (2-chloroethyl)-1-nitrosourea) with polycytidylic acid. Substitution of the cytosine ring.
mesh_terms: D000469:Alkaline Phosphatase; D001665:Binding Sites; D002250:Carbon Radioisotopes; D002330:Carmustine; D002852:Chromatography, Ion Exchange; D002854:Chromatography, Paper; D003597:Cytosine Nucleotides; D007700:Kinetics; D013058:Mass Spectrometry; D011119:Polynucleotides; D013056:Spectrophotometry, Ultraviolet; D013696:Temperature; D013997:Time Factors
chemical_list: D002250:Carbon Radioisotopes; D003597:Cytosine Nucleotides; D011119:Polynucleotides; D000469:Alkaline Phosphatase; D002330:Carmustine