目的探讨N-乙酰转移酶2（NAT2）基因多态性与胃癌易感性的关系。

Objective To determine the association of N-acetyltransferases 2(NAT2)genetic polymorphisms and the susceptibility to stomach cancer.

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目的探讨N 乙酰化转移酶1（NAT1）基因多态性与老年人胃肠腺癌易感性的关系。

Objective To analyze the association of N-acetyltransferase 1 (NAT1) genetic polymorphism with the susceptibility of elderly gastric adenocarcinoma (GAC) and colorectal adenocarcinoma (CRAC).

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目的探讨n -乙酰基转移酶(NAT2)基因多态性与肝癌易感性的关系。

Objective to study the possible relationship between genetic polymorphism of N-acetyltransferase 2 (NAT2) and susceptibility to hepatocellular carcinoma.

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