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. Author manuscript; available in PMC: 2008 Sep 9.
Published in final edited form as: Chem Res Toxicol. 2006 Nov;19(11):1402–1414. doi: 10.1021/tx060127n

Figure 4.

Figure 4

Methylation patterns at N7-G in the same sequence shown in Figure 3 produced from different concentrations of N-methyl-N-nitrosourea (MNU), N-nitroso(1-acetoxyethyl)methyl-amine (NAEMA), N-methyl-N′-nitro-N-nitrosoguanidine (MNNG) and diazomethane (CH2N2) (32).