no 1 , n6-ethenoadenosine or 1 , n6-ethenodeoxyadenosine was found in liver nucleic acids after administration of either acrylonitrile or 2-cyanoethylene oxide to rats , with the limits of detection being 0.3 alkylations per 10 ( 6 ) rna bases and 1 alkylation per 10 ( 6 ) dna bases .
C0028606
nucleic acids
C0012854
dna