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Fig. 1 | Genes and Environment

Fig. 1

From: Mutagenicity of carcinogenic heterocyclic amines in Salmonella typhimurium YG strains and transgenic rodents including gpt delta

Fig. 1

Gene cloning of the oat gene encoding O-acetyltransferase in Salmonella typhimurium. The chromosome DNA of Salmonella typhimurium TA1538 was partially digested with Sau3A1 and ligated to BamH1-digested plasmid pBR322, thereby generating a plasmid library of TA1538. Then, the library DNA was introduced into Salmonella typhimurium TA1538/1,8-DNP and screened the colonies that could grow on plates without 2-NF but could not grow on plates with 2-NF

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