Effects of Various Phytochemicals on Indoleamine 2,3-Dioxygenase 1 Activity: Galanal Is a Novel, Competitive Inhibitor of the Enzyme

• Rie Yamamoto,

  Affiliation Human Health Sciences, Graduate School of Medicine and Faculty of Medicine, Kyoto University, Kyoto-City, Kyoto, Japan

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• Yasuko Yamamoto ,

  * E-mail: yamamoto-y@hs.med.kyoto-u.ac.jp

  Affiliation Human Health Sciences, Graduate School of Medicine and Faculty of Medicine, Kyoto University, Kyoto-City, Kyoto, Japan

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• Shinjiro Imai,

  Affiliation Graduate School of Nutrition and Environmental Sciences, University of Shizuoka, Shizuoka-City, Shizuoka, Japan

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• Ryuta Fukutomi,

  Affiliation Health Care Research Center, Nisshin Pharma Inc., Chiyoda-ku, Tokyo, Japan

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• Yoshio Ozawa,

  Affiliation Health and Nutrition, Takasaki University of Health and Welfare, Takasaki-City, Gunma, Japan

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• Masako Abe,

  Affiliation Health and Nutrition, Takasaki University of Health and Welfare, Takasaki-City, Gunma, Japan

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• Yushi Matuo,

  Affiliation Human Health Sciences, Graduate School of Medicine and Faculty of Medicine, Kyoto University, Kyoto-City, Kyoto, Japan

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• Kuniaki Saito

  Affiliation Human Health Sciences, Graduate School of Medicine and Faculty of Medicine, Kyoto University, Kyoto-City, Kyoto, Japan

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