title: Reaction of N-methyl-N-nitrosourea (MNUA) with 32P-labelled DNA: evidence for formation of phosphotriesters.
mesh_terms: D002250:Carbon Radioisotopes; D002852:Chromatography, Ion Exchange; D004269:DNA, Bacterial; D004926:Escherichia coli; D004952:Esters; D008697:Methane; D008745:Methylation; D009607:Nitrosourea Compounds; D009943:Organophosphorus Compounds; D010761:Phosphorus Radioisotopes; D013941:Thymine; D014316:Tritium
chemical_list: D002250:Carbon Radioisotopes; D004269:DNA, Bacterial; D004952:Esters; D009607:Nitrosourea Compounds; D009943:Organophosphorus Compounds; D010761:Phosphorus Radioisotopes; D014316:Tritium; D008697:Methane; D013941:Thymine