Inhibitory Effect of Isoflavones from Processed Soybeans on Human DNA Topoisomerase II Activity

Isoko Kuriyama¹, Hiromi Yoshida¹, Yoshiyuki Mizushina^1,2* and Yoshihiro Takahashi³

¹Laboratory of Food & Nutritional Sciences, Faculty of Nutrition, Kobe Gakuin University, Nishi-ku, Kobe, Hyogo 651-2180, Japan

²Cooperative Research Center of Life Sciences, Kobe Gakuin University, Chuo-ku, Kobe, Hyogo 650-8586, Japan

³Laboratory of Research and Development, Oguraya Yanagimoto Co., Ltd., Higashi-Nada-ku, Kobe, Hyogo 658-0044, Japan

^*Corresponding Author: Yoshiyuki Mizushina, Cooperative Research Center of Life Sciences, Kobe Gakuin University, Chuo-ku, Kobe, Hyogo 650-8586, Japan, Tel: +81-78-974-1551, Fax: +81-78-974-5689 Email:

Received Date: Mar 28, 2013 / Accepted Date: May 05, 2013 / Published Date: May 12, 2013