Affiliation: | National Research Center for Protozoan Diseases, Obihiro University of Agriculture and Veterinary Medicine, Obihiro, Hokkaido,1 The Center for Disease Biology and Integrative Medicine, Graduate School of Medicine, The University of Tokyo, Hongo, Bunkyo-ku,2 Research & Development Department, Hakujyu Institute for Health Science Co., Ltd., Tomigaya, Shibuya-ku, Tokyo, Japan3 |