近十几年来,膳食纤维的研究日益受到人们的重视。各国学者正广泛而深入地探讨其理化性质、生理功能及其与人体健康的关系。现仅就膳食纤维与结肠癌的关系及有关机理综述如下。一、膳食纤维与结肠癌发病的关系由于对膳食纤维在人体内的消化过程、降解程度、消化部位认识不一,故定义各异。目前为多数学者所接受的概念是:膳食纤维是植物性食物中不能 In recent ten years, the research of dietary fiber has drawn more and more attention. Scholars in various countries are extensive and in-depth study of its physical and chemical properties, physiological functions and their relationship with human health. Now only the relationship between dietary fiber and colon cancer and related mechanisms are summarized below. First, the relationship between dietary fiber and colon cancer due to dietary fiber in the human digestive process, the degree of degradation, digestive parts of different understanding, so the definition of different. The concept currently accepted by most scholars is that dietary fiber is not found in plant foods