结肠癌是人类常见肿瘤之一,患病率和病死率都很高。环境因素尤其是饮食因素可以影响结肠癌的发生发展。近年来的研究显示,调整饮食中的一些营养成分,如叶酸、钙、维生素D、硒和纤维素有助于预防结肠癌发生。该文作者就这些营养成分在干预结肠癌进程中的作用机制作如下综述。 Colon cancer is one of the most common human cancers, with high morbidity and mortality. Environmental factors, especially dietary factors can affect the development of colon cancer. In recent years, studies have shown that adjusting some nutrients in the diet, such as folic acid, calcium, vitamin D, selenium and cellulose can help prevent colon cancer. The authors summarize the mechanism of action of these nutrients in the process of colon cancer.