We did not observe any correlation between the Ser1245Cys polymorphism of the hOGG1 gene and gastric cancer , including subjects with impaired DNA repair and/or high levels of endogenous oxidative DNA lesions .
O O O O O O O O B-SequenceVariant O O O B-GeneOrGeneProduct O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O O O O O O O O O O O O O O O