title: Detection by nuclear magnetic resonance of methylation sites on rat liver DNA utilizing magnetically labelled N-methyl-N-nitrosourea and methyl methane sulfonate.
mesh_terms: D000818:Animals; D004247:DNA / Q000378:metabolism*; D008099:Liver; D009682:Magnetic Resonance Spectroscopy; D008741:Methyl Methanesulfonate / Q000378:metabolism*; D008745:Methylation; D008770:Methylnitrosourea / Q000378:metabolism*; D009607:Nitrosourea Compounds / Q000378:metabolism*; D051381:Rats
chemical_list: D009607:Nitrosourea Compounds; D008770:Methylnitrosourea; D004247:DNA; D008741:Methyl Methanesulfonate