著者所属:Department of Toxicology and Microbial Chemistry, Faculty of Pharmaceutical Sciences Department of Toxicology and Microbial Chemistry, Faculty of Pharmaceutical Sciences Department of Toxicology and Microbial Chemistry, Faculty of Pharmaceutical Sciences Department of Cancer Susceptibility, Institute of Medical Sciences, Tokyo University Department of Pathology, St. Marrianna University School of Medicine Department of Food Microbiology, Gunma University