Researcher Profile and Settings

Name

• Name

  SUGIYAMA Yasumasa

Researcher Profile and Settings

Published Papers

• Biosynthetic Studies on the Cyclopentane Ring Formation of Allosamizoline, an Aminocyclitol Component of the Chitinase Inhibitor Allosamidin, Oct. 2001, Shohei Sakuda, Yasumasa Sugiyama, Ze-Yang Zhou, Hiroaki Takao, Hiroyuki Ikeda, Katsumi Kakinuma, Yasuhiro Yamada, Hiromichi Nagasawa, The Journal of Organic Chemistry, Vol. 66, 3356 - 3361
• Chemical Structure of a Novel Aminophospholipid from Hydrogenobacter thermophilus strain TK-6, Nov. 2001, Jun-ichiro Yoshino, Yasumasa Sugiyama, Shohei Sakuda, Tohru Kodama, Hiromichi Nagasawa, Masaharu Ishii, Yasuo Igarashi, The Journal of Bacteriology, Vol. 183, 6302 - 6304
• Biosynthesis of the Trehalase Inhibitor Trehazolin, Mar. 2002, Yasumasa Sugiyama, Hiromich Nagasawa, Akinori Suzuki, Shohei Sakuda, The Journal of Antibiotics, Vol. 55, 263 - 269
• Tetrapetalone A, a Novel Lipoxygenase Inhibitor from Streptomyces sp., Feb. 2003, Toshikazu Komoda, Yasumasa Sugiyama, Naoki Abe, Misako Imachi, Hiroshi Hirota, Akira Hirota, Tetrahedron Letters, Vol. 44, 1659 - 1661
• Revised Structure of Tetrapetalone A and Its Absolute Stereochemistry, Sep. 2003, Toshikazu Komoda, Yasumasa Sugiyama, Naoki Abe, Misako Imachi, Hiroshi Hirota, Hiroyuki Koshino, Akira Hirota, Tetrahedron Letters, Vol. 44, 7417 - 7419
• Tetrapetalone A, a Novel Lipoxygenase Inhibitor from Streptomyces sp., Jan. 2004, Toshikazu Komoda, Yasumasa Sugiyama, Naoki Abe, Misako Imachi, Hiroshi Hirota, Hiroyuki Koshino, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 68, 104 - 111
• Novel Lipoxygenase Inhibitors, Tetrapetalone B, C, and D from Streptomyces sp., Apr. 2004, Toshikazu Komoda, Madoka Kishi, Naoki Abe, Yasumasa Sugiyama, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 68, 903 - 908
• DPPH Radical-scavenging Compounds from Dou-chi, a Soybean Fermented Food, May 2005, Yu-Chi Chen, Yasumasa Sugiyama, Naoki Abe, Ryoko Kuruto-Niwa, Ryushi Nozawa, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 69, 999 - 1006
• Changes in the mutagenic and estrogenic activities of bisphenol A upon treatment with nitrite, Aug. 2005, Shuichi Masuda, Yumeko Terashima, Ayako Sano, Ryoko Kuruto, Yasumasa Sugiyama, Kayoko Shimoi, Kenichi Tanji, Hisashi Yoshioka, Yoshiyasu Terao, Naohide Kinae, Mutation Research, Vol. 585, 137 - 146
• Oct. 2005, Vol. 12, 15 - 17
• Novel DPPH Radical Scavengers, Demethylbisorbibutenolide and Trichopyrone, from a Fungus, Apr. 2007, Kazuto Washida, Naoki Abe, Yasumasa Sugiyama, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 71, 1052 - 1057
• Biosynthesis of Tetrapetalones, May 2007, Toshikazu Komoda, Yasumasa Sugiyama, Akira Hirota, Organic & Biomolecular Chemistry, Vol. 5, 1615 - 1620
• Surugapyrroles A and B, Two New N-hydroxypyrroles, as DPPH radical-scavengers from Streptomyces sp. USF- 6280 strain, Jan. 2009, Yasumasa Sugiyama, Kei Watanabe, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 73, 230 - 232
• Novel Secondary Metabolites, Spirosorbicillinols A, B, and C, from a fungus, Jun. 2009, Kazuto Washida, Naoki Abe, Yasumasa Sugiyama, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 73, 1355 - 1361
• Isolation of a New Metabolite from Biotransformation of Daidzein by Aspergillus oryzae, Aug. 2009, Yu-chi Chen, Yasumasa Sugiyama, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 73, 1877 - 1879
• Indole Derivatives from a Marine Sponge-Derived Yeast as DPPH Radical Scavengers, Nov. 2009, Yasumasa Sugiyama, Yuki Ito, Motofumi Suzuki, Akira Hirota, Journal of Natural Products, Vol. 72, 2069 - 2071
• New potent DPPH Radical Scavengers from a Marine-Derived Actinomycete strain USF-TC31, Dec. 2009, Yasumasa Sugiyama, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 73, 2731 - 2734
• Soybean Lipoxygenase Inhibitory and DPPH Radical-Scavenging activities of Aspernolide A and Butyrolactones I and II, Apr. 2010, Yasumasa Sugiyama, Kayo Yoshida, Naoki Abe, Akira Hirot, Bioscience, Biotechnology, and Biochemistry, Vol. 74, 881 - 883
• Isolation of 2,4,4'- Trihydroxydeoxybenzoin and 3'- Hydroxydaidzein from Soybean Miso, Jun. 2010, Yasumasa Sugiyama, Yachiyo Sakurai, Akira Hirota, Bioscience, Biotechnology, and Biochemistry, Vol. 74, 1293 - 1294
• Surugapyrone A from Streptomyces coelicoflavus strain USF-6280 as a new DPPH radical-scavenger, Jun. 2010, Yasumasa Sugiyama, Akiko Oya, Takuji Kudo, Akira Hirota, The Journal of Antibiotics, Vol. 63, 365 - 369
• Apr. 2011, Vol. 52, 232 - 237
• Isolation of methyl syringate as a specific aflatoxin production inhibitor from the essential oil of Betula alba and aflatoxin production inhibitory activities of its related compounds, Feb. 2012, Usuma Jermnak, Tomoya Yoshinari, Yasumasa Sugiyama, Rie Tsuyuki, Hiromichi Nagasawa, Shohei Sakuda, International Journal of Food Microbiology, Vol. 153, 339 - 344
• Identification of the Plant Origin of Propolis from Jeju Island, Korea, by the Observatioh of Honeybee Behavior and Phytochemical Analysis, Nov. 2012, Kohsuke Shimomura, Saori Inui, Yasumasa Sugiyama, Miho Kurosawa, Jun Nakamura, Su-Jin Choi, Mok-Ryeon Ahn, Shigenori Kumazawa, Bioscience, Biotechnology, and Biochemistry, Vol. 76, 2135 - 2138
• Anthocyanins from the fruits of Rubus croceacanthus and Rubus sieboldii, wild berry plants from Okinawa, Japan, Dec. 2012, Michiyo Kubota, Chie Ishikawa, Yasumasa Sugiyama, Syuichi Fukumoto, Tsuyoshi Miyagi, Shigenori Kumazawa, Journal of Food Composition and Analysis, Vol. 28, 179 - 182
• Ceramide aminoethylphosphonate from jumbo flying squid Dosidicus gigas attenuates the toxicity of cyanotoxin microcystin-LR, Mar. 2013, Masaharu Komatsu, Naoki Ichiyama, Takashi Kurimoto, Shota Takumi, Kazuhiro Shiozaki, Yasumasa Saki Itonori, and Hiroaki SaitoTatsuhiko Furukawa, Seiichi Ando, Sugiyama, , Fisheries Science, Vol. 79, 313 - 320
• Component analysis of propolis collected on Jeju Island, Korea, Sep. 2013, Kohsuke Shimomura, Yasumasa Sugiyama, Jun Nakamura, Mok-Ryeon Ahn, Shigenori Kumazawa, Phytochemistry, Vol. 93, 222 - 229
• Antiangiogenic activity of flavonoids from Melia azedarach, Dec. 2013, Shigenori Kumazawa, Satomi Kubota, Haruna Yamamoto, Naoki Okamura, Yasumasa Sugiyama, Hirokazu Kobayashi, Toshiro Ohta, Motoyasu Nakanishi, Natural Product Communications, Vol. 8, 1719 - 1720
• Microcystin-LR induces anoikis resistance to the hepatocyte uptake transporter OATP1B3-expressing cell lines, Dec. 2014, Hiroyuki Takano, Shota Takumi, Satoshi Ikema, Nozomi Mizoue, Yuki Hotta, Kazuhiro Shiozaki, Yasumasa Sugiyama, Tatsuhiko Furukawa, Masaharu Komatsu, Toxicology, Vol. 326, 53 - 61
• Naringin attenuates the cytotoxicty of hepatotoxin microcystin-LR by the curious mechanisms to OATP1B1- and OATP1B3-expressing cells, Mar. 2015, Shota Takumi, Satoshi Ikema, Tamami Hanyu, Yusuke Shima, Takashi Kurimoto, Kazuhiro Shiozaki, Yasumasa Sugiyama, Ho-Dong Park, Seiichi Ando, Tatsuhiko Furukawa, Masaharu Komatsu, Environmental Toxicology and Pharmacolog, Vol. 39, 974 - 981
• Okadaic acid is taken-up into the cells mediated by human hepatocytes transporter OATP1B3, Sep. 2015, Satoshi Ikema, Shota Takumi,Yuta Maeda, Takashi Kurimoto, Shinya Bohda, Petros Kingstone Chigwechokha, Yasumasa Sugiyama, Kazuhiro Shiozaki, Tatsuhiko Furukawa, Masaharu Komatsu, Food and Chemical Toxicology, Vol. 83, 229 - 236
• New acylated anthocyanins from purple yam and their antioxidant activity, Sep. 2015, Chiemi Moriya, Takahiro Hosoya, Sayuri Agawa, Yasumasa Sugiyama, Ikuko Kozone, Kazuo Shin-ya, Norihiko Terahara, Shigenori Kumazawa, Bioscience, Biotechnology, and Biochemistry, Vol. 79, 1484 - 1492
• Overexpression of carboxylesterase contributes to the attenuation of cyanotoxin microcystin-LR toxicity, Feb. 2017, Shota Takumi, Tai Shimono, Satoshi Ikema, Yuki Hotta, Petros K. Chigwechokha, Kazuhiro Shiozaki, Yasumasa Sugiyama, Mitsuru Hashimoto, Tatsuhiko Furukawa, Masaharu Komatsu, Comparative Biochemistry and Phyisiology C, Vol. 194, 22 - 27

Published Book

• Nov. 2006, 52 - 57

Conference Activities & Talks

• Apr. 1998
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• Apr. 1999
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• Mar. 2001
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• Oct. 2003
• Oct. 2003
• Antimutagenic and Other Activities of Isoflavones and Phenol Compounds from Dou-Chi, a Soybean Fermented Food, Dec. 2003, Yu-Chi Chen, Yasumasa Sugiyama, Naoki Abe, Akira Hirota, The 3rd International Conference on Food Factors (ICoFF): Physiologic Functions and Disease Risk Reduction , Tokyo
• Mar. 2004
• Mar. 2004
• Mar. 2004
• Oct. 2004
• May 2005
• Biosynthetic Study on Tetrapetalones, Novel Lipoxygenase Inhibitors, Dec. 2005, Toshikazu Komoda, Yasumasa Suguyama, Akira Hirota, Honolulu, USA
• Mar. 2006
• Mar. 2006
• Mar. 2006
• Biotransformation of Daidzein by Aspergillus oryzae, Jul. 2006, Yu-Chi Chen, Yasumasa Sugiyama, Naoki Abe, Akira Hirota, ICOB-5 & ISCNP-25 IUPAC International Conference on Biodiversity and Natural Products , Kyoto, Japan
• Mar. 2007
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• Sep. 2007
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• Oct. 2009
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• Sep. 2010
• NMR analysis of the interaction between polyphenols and cyclodextrins, Oct. 2010, Tetsuya Kuroda, Yasumasa Sugiyama, Shigenori Kumazawa, The 4th International Conference on O-CHA(tea) Culture and Science(ICOS 2010), Shizuoka, Japan
• Oct. 2010
• Oct. 2010
• Phenolics from propolis collected on Jeju island, Korea, Nov. 2010, Kohsuke Shimomura, Yasumasa Sugiyama, Jun Nakamura, Mok-Ryeon Ahn, Shigenori Kumazawa, 10th Asian Apicultural Associasion Conference and Api Expo, Busan, Korea
• Nov. 2010
• Nov. 2010
• Dec. 2010
• Mar. 2011
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• Dec. 2011
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• Sep. 2012
• Structure determination of new acylated anthocyanins in purple yam and their antioxidant activity, Nov. 2012, Chiemi Moriya, Sayuri Agawa, Kayoko Shimoi, Hiroyuki Sakakibara, Yasumasa Sugiyama, Takahiro Hosoya, Shigenori Kumazawa, The 1st international conference on pharma and food, Shizuoka, Japan
• Dec. 2012
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• Jun. 2013
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