Cancer is a complex disease involving a sequence of gene-environment interactions. Lifestyle, genetics, dietary factors, and environmental pollutants can increase the risk of cancer. Gene-environment interactions have been studied by a candidate-gene approach focusing on metabolism, DNA repair, and apoptosis. Here, we review the influence of gene-environment interactions in carcinogenesis, with emphasis on heavy metal and pesticide exposures.
Keywords: Environment; Gene; Heavy metals; Pesticides; Polymorphism.
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