title: Evidence of formation of N-methul-N-nitrosourea in rats given N-methylurea and sodium nitrite.
mesh_terms: D000588:Amines / Q000378:metabolism; D000818:Animals; D002247:Carbon Isotopes; D002273:Carcinogens; D002852:Chromatography, Ion Exchange; D004247:DNA / Q000032:analysis; D005260:Female; D005753:Gastric Mucosa / Q000378:metabolism; D007421:Intestine, Small / Q000378:metabolism; D008099:Liver / Q000378:metabolism; D008745:Methylation; D009573:Nitrites / Q000378:metabolism*; D009603:Nitroso Compounds / Q000096:biosynthesis*; D009696:Nucleic Acids / Q000378:metabolism*; D051381:Rats; D014508:Urea / Q000378:metabolism*
chemical_list: D000588:Amines; D002247:Carbon Isotopes; D002273:Carcinogens; D009573:Nitrites; D009603:Nitroso Compounds; D009696:Nucleic Acids; D014508:Urea; D004247:DNA