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Tetsuji Ishiyama
Research Laboratory of Hokko Chemical Company Ltd.
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Ichirō Hara
Research Laboratory of Hokko Chemical Company Ltd.
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Masayuki Matsuoka
Research Laboratory of Hokko Chemical Company Ltd.
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Katsumi Satō
Research Laboratory of Hokko Chemical Company Ltd.
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Shōkichi Shimada
Research Laboratory of Hokko Chemical Company Ltd.
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Ryuichi Izawa
Research Laboratory of Hokko Chemical Company Ltd.
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Toshihiro Hashimoto
Institute of Microbial Chemistry
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Masa Hamada
Institute of Microbial Chemistry
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Yoshirō Okami
Institute of Microbial Chemistry
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Tomio Takeuchi
Institute of Microbial Chemistry
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Hamao Umezawa
Institute of Microbial Chemistry