美国纳什韦尔Vanderbilt大学的研究人员认为,常吃大豆食品的妇女其乳腺癌发生的可能性减少50％。研究人员对中国上海妇女的尿样进行了分析,测定大豆异黄酮的含量,结果发现异黄酮水平与大豆摄入量高度相关。居住在美国的亚洲妇女乳腺癌发病率有上升趋势。例如,日本妇女在日本生活期间乳腺癌发生的可能性较低,如果她们到美国生活,她们自身的乳腺癌发病危险性没 Researchers at Vanderbilt University in Nashville, NC, think that women who eat soy foods have a 50% lower chance of breast cancer. The researchers analyzed the urine samples from women in Shanghai, China, and determined the content of soy isoflavones. The results showed that isoflavone levels were highly correlated with soybean intake. Asian women living in the United States have a rising incidence of breast cancer. For example, Japanese women are less likely to have breast cancer during their life in Japan, and if they live in the United States, their own risk of developing breast cancer is not