多吃蔬果可防结肠癌越野叶酸又称维生素Ｂ１１，它对体内核酸的合成有重要作用。以往大夫们常用叶酸来治疗贫血和用于预防女性乳腺癌的发生。新近，美国学者发现叶酸有助于用来预防中老年人多发的结肠癌。美国研究人员家对９９４０名男性和１５９８４名妇女作结肠镜检查，... Eat more fruits and vegetables can prevent colon cancer Folic acid, also known as vitamin B11, it has an important role in the synthesis of nucleic acid in vivo. In the past doctors often used folic acid to treat anemia and used to prevent the occurrence of female breast cancer. Recently, the United States scholars found that folic acid can help prevent multiple colon cancer in the elderly. US researchers home to 9940 men and 15984 women for colonoscopy, ...