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Shin-ichiro KONISHI
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Takeji IKEGAMI
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Ichiro TAKATORI
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Yuichi OCHI
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Nobuo TOMEOKA
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Author's Organization：Department of Bacteriology, Division of Veterinary Science, Faculty of Agriculture, University of Tokyo Department of Bacteriology, Division of Veterinary Science, Faculty of Agriculture, University of Tokyo Department of Bacteriology, Division of Veterinary Science, Faculty of Agriculture, University of Tokyo Department of Bacteriology, Division of Veterinary Science, Faculty of Agriculture, University of Tokyo Department of Bacteriology, Hikari Plant, Takeda Pharm. Ind. Ltd.
