Letter: Potential hazards associated with the use of 1-methyl-1-nitrosourea (NSC-23909).
D000818:Animals; D002273:Carcinogens; D002869:Chromosome Aberrations; D004355:Drug Stability; D000882:Haplorhini; D006801:Humans; D008253:Macaca mulatta; D008697:Methane / Q000009:adverse effects / Q000627:therapeutic use; D051379:Mice; D009153:Mutagens; D009607:Nitrosourea Compounds / Q000009:adverse effects* / Q000627:therapeutic use; D051381:Rats; D013723:Teratogens
D002273:Carcinogens; D009153:Mutagens; D009607:Nitrosourea Compounds; D013723:Teratogens; D008697:Methane