Affiliation: | (1) BioFrontier Laboratories, Kyowa Hakko Kogyo Co., Ltd., Machida, Tokyo 194-8533, Japan;(2) Technical Research Laboratories, Kyowa Hakko Kogyo Co., Ltd., Hofu, Yamaguchi 747-8522, Japan;(3) Department of Bioscience and Biotechnology,Faculty of Agriculture, Shinshu University, Nagano 399-4598, Japan |