Updated on 2024/05/07

写真a

 
KOSEKI Takuya
 
Title
Professor
Contact information
メールアドレス

Research Areas

  • Life Science / Applied microbiology

Graduating School

  • Tohoku University, Faculty of Agriculture

    1986.03, Graduated

External Career

  • , Researcher, 1987.04 - 1998.07

  • , Chief Researcher, 1998.07 - 2001.03

  • , Chief Researcher, 2001.04 - 2006.01

 

Research Career

  • Studies on ester hydrolases from koji-mold, Aspergillus, 1997.09 -

  • Development of a novel fermentation process for high functionality of rice bran, 2006.03 -

Papers

  • Aspergillus oryzae α-L-rhamnosidase: Crystal structure and insight into the substrate specificity, Proteins: Structure, Function, and Informatics, 92 236-245, 2024.02

    K. Makabe, N. Ishida, N. Kanezaki, Y. Shiono, T. Koseki

    Multiple Authorship (Only Japanese)

  • New fatty acid ester and meroterpenoid produced by the endophytic fungus Penicillium sp. NR-1, Phytochemistry Letters, 56 5-12, 2023.08

    F. F. Sofian, N. Kurniawati, J. Yoshida, Y. Ito, A. Tchoukoua, T. K. Tabopda, A. M. Lannang, B. T. Ngadjui, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Cytotoxicity and induction of G1 phase cell cycle arrest in human acute promyelocytic leukemia HL60 cells by indole alkaloids isolated from Dialium corbisieri seeds, Bioscience, Biotechnology, and Biochemistry, 87 825-832, 2023.07

    D. A. Paulin, T. Koseki, N. Usukhbayar, K. Kimura, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • The 2,3-epoxy naphthoquinol produced by endophyte Arthrinium marii M-211, Natural Product Research, 37 1060-1066, 2023.04

    F.F. Sofian, T. Suzuki, U. Supratman, D. Harneti, R. Maharani, S. Salam, F.F. Abdullah, J. Yoshida, Y. Ito, T. Koseki, Y. Shiono

    Single Author

  • Mutational analysis of the effects of N-glycosylation sites on the activity and thermal stability of rutinosidase from Aspergillus oryzae, Enzyme and Microbial Technology, 161 110112, 2022.11

    T. Koseki, N. Ishida, R. Hirota, Y. Shiono, K. Makabe

    Multiple Authorship (Including Foreigners)

  • Tryptamine, a Microbial Metabolite in Fermented Rice Bran Suppressed Lipopolysaccharide-Induced Inflammation in a Murine Macrophage Model, International Journal of Molecular Sciences, 23 11209, 2022.10

    Afifah Zahra Agista, Sharon Angela Tanuseputero, Takuya Koseki, Ardiansyah, Slamet Budijanto, Halima Sultana, Yusuke Ohsaki, Chiu-Li Yeh, Suh-Ching Yang, Michio Komai, Hitoshi Shirakawa

    Multiple Authorship (Including Foreigners)

  • Structure elucidation of a new bicoumarin derivative from the leaves of Dysoxylum parasiticum (Osbeck) Kosterm, Magnetic Resonance in Chemistry, 60 857-863, 2022.08

    F. F. Sofian, A. Subarnas, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Bidysoxyphenols A–C, dimeric sesquiterpene phenols from the leaves of Dysoxylum parasiticum (Osbeck) Kosterm, Fitoterapia, 158 105157, 2022.04

    F. F. Sofian, A. Subarnas, M. Hakozaki, S. Uesugi, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Antioxidant p-terphenyl compound, isolated from edible mushroom, Boletopsis leucomelas., Bioscience Biotechnology and Biochemistry, 86 300-304, 2022.03

    F. F. Sofian, N. Kikuchi, T. Koseki, Y. Kanno, S. Uesugi, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Fermented rice bran supplementation attenuates chronic colitis-associated extraintestinal manifestations in female C57BL/6N mice, Journal of Nutritional Biochemistry, 99 108855, 2022.01

    J. Islam, A. Z., Agista, K. Watanabe, T. Nochi, H. Aso, Y. Ohsaki, T. Koseki, M. Komai, H. Shirakawa

    Multiple Authorship (Including Foreigners)

  • New compounds from Japanese oak wilt disease-associated fungus <i>Raffaelea quercivora</i>., Natural Product Research, 35 5304-5310, 2021.12

    Nakamura T, Supratman U, Harneti D, Maharani R, Koseki T, Shiono Y

    Multiple Authorship (Including Foreigners)

  • Cochlioquinone derivatives produced by coculture of endophytes, Clonostachys rosea and Nectria pseudotrichia. , Fitoterapia, 155 105056, 2021.11

    F. F. Sofian, T. Suzuki, U. Supratman, D. Harneti, R. Maharani, S. Salam, F. F. Abdullah, T. Koseki, K. Tanaka, KI. Kimura,Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Identification and characterization of an acetyl xylan esterase from Aspergillus oryzae, Journal of Bioscience and Bioengineering, 132 337-342, 2021.10

    T. Kato, Y. Shiono, T. Koseki

    Multiple Authorship (Including Foreigners)

  • Phytotoxic β-resorcylic acid derivatives from the endophytic fungus Lasiodiplodia theobromae in the mangrove plant. , Phytochemistry Letters, 44 1-6, 2021.08

    Y. Shiono, S. Sato, F. F. Sofian, T. Koseki, F. F. Abdullah, S. Salam, D. Harneti, R. Maharani, U. Supratman

    Multiple Authorship (Including Foreigners)

  • Fermented Rice Bran Supplementation Prevents the Development of Intestinal Fibrosis Due to DSS-Induced Inflammation in Mice, NUTRIENTS, 13(6) , 2021.06

    Agista Afifah Zahra, Rusbana Tubagus Bahtiar, Islam Jahidul, Ohsaki Yusuke, Sultana Halima, Hirakawa Ryota, Watanabe Kouichi, Nochi Tomonori, Ardiansyah, Budijanto Slamet, Yang Suh-Ching, Koseki Takuy...

    Multiple Authorship (Including Foreigners)

  • New naphthoquinone derivatives from Fusarium napiforme of a mangrove plant. , Natural Product Research, 35 1406-1412, 2021.05

    U. Supratman, T. Suzuki, T. Nakamura, Y. Yokoyama, D. Harneti, R. Maharani, S. Salam, F. Abdullah, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • New metabolites produced by endophyte Clonostachys rosea B5 − 2. , Natural Product Research, 35 1525-1531, 2021.05

    U. Supratman, T. Suzuki, T. Nakamura, Y. Yokoyama, D. Harneti, R. Maharani, S. Salam, F. Abdullah, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • β-Resorcylic Acid Derivatives, with Their Phytotoxic Activities, from the Endophytic Fungus Lasiodiplodia theobromae in the Mangrove Plant Xylocarpus granatum., Chemistry & biodiversity, 2021.03

    Sato S, Sofian FF, Suehiro W, Harneti D, Maharani R, Supratman U, Abdullah FF, Salam S, Koseki T, Shiono Y

    Multiple Authorship (Including Foreigners)

  • Spirocollequins A and B, new alkaloids featuring a spirocyclic isoindolinone core, from Colletotrichum boninense AM-12-2, TETRAHEDRON LETTERS, 64 , 2021.02

    Ariefta Nanang Rudianto, Koseki Takuya, Nishikawa Yoshifumi, Shiono Yoshihito

    Multiple Authorship (Including Foreigners)

  • Aspergillus oryzae Rutinosidase: Biochemical and Structural Investigation., Applied and Environmental Microbiology, 87 e02438-20, 2021.02

    Makabe K, Hirota R, Shiono Y, Tanaka Y, Koseki T

    Multiple Authorship (Only Japanese)

  • Biochemical Characterization of a Lipolytic Enzyme From Aspergillus oryzae That Hydrolyzes Triacylglycerol and Sterol Esters, APPLIED BIOCHEMISTRY AND BIOTECHNOLOGY, 192 910-922, 2020.11

    Ichikawa Kyotaro, Yoshida Ayaka, Shiono Yoshihito, Koseki Takuya

    Multiple Authorship (Including Foreigners)

  • Phytotoxic compounds isolated from a sea snail derived fungus, Penicillium vancouverense YY-1, Phytochemistry Letters, 39 57-63, 2020.10

    Yasuhiro Yokoyama, Takuya Koseki, Desi Harneti, Rani Maharani, Unang Supratman, Yoshihito Shiono

    Multiple Authorship (Including Foreigners)

  • Supplementation with Fermented Rice Bran Attenuates Muscle Atrophy in a Diabetic Rat Model., Nutrients, 12(8) , 2020.08

    Rusbana TB, Agista AZ, Saputra WD, Ohsaki Y, Watanabe K, Ardiansyah A, Budijanto S, Koseki T, Aso H, Komai M, Shirakawa H

    Multiple Authorship (Including Foreigners)

  • Colletofurans A-E, 1-Octyl-1,3-dihydroisobenzofuran Derivatives from Colletotrichum boninense AM-12-2, ORGANIC LETTERS, 22(8) 3161-3165, 2020.04

    Ariefta Nanang R., Azim Muhlisun, Aboshi Takako, Koseki Takuya, Taniguchi Yoshimasa, Fujita Makoto, Shiono Yoshihito

    Multiple Authorship (Including Foreigners)

  • Efficient production of recombinant tannase in Aspergillus oryzae using an improved glucoamylase gene promoter., Journal of Bioscience and Bioengineering, 129 150-154, 2020.01

    Ichikawa K, Shiono Y, Shintani T, Watanabe A, Kanzaki H, Gomi K, Koseki T

    Multiple Authorship (Only Japanese)

  • Fusopoltides B-E, new polyketides isolated from Fusarium solani B-18, TETRAHEDRON LETTERS, 60(52) , 2019.12

    Ariefta Nanang Rudianto, Nikmawahda Hasna Tazkia, Koseki Takuya, Shiono Yoshihito

    Single Author

  • New metabolites produced by endophyte Clonostachys rosea B5-2, NATURAL PRODUCT RESEARCH, 1-7, 2019.08

    Supratman Unang, Suzuki Takuma, Nakamura Tomoki, Yokoyama Yasuhiro, Harneti Desi, Maharani Rani, Salam Supriatno, Abdullah Fajar Fauzi, Koseki Takuya, Shiono Yoshihito

    Multiple Authorship (Including Foreigners)

  • New naphthoquinone derivatives from Fusarium napiforme of a mangrove plant, NATURAL PRODUCT RESEARCH, 1-7, 2019.08

    Supratman Unang, Hirai Nami, Sato Shiho, Watanabe Keiko, Malik Abdul, Annas Suwardi, Harneti Desi, Maharani Rani, Koseki Takuya, Shiono Yoshihito

    Multiple Authorship (Including Foreigners)

  • Dietary function of adenosine as anti metabolic syndrome-related diseases in stroke-prone spontaneously hypertensive rats, ANNALS OF NUTRITION AND METABOLISM, 75 246-247, 2019.07

    Ardiansyah, Koseki Takuya, Komai Michio, Shirakawa Hitoshi

    Multiple Authorship (Including Foreigners)

  • Meroterpenoids produced by Pseudocosmospora sp. Bm-1-1 isolated from Acanthus ebracteatus Vahl., Phytochemistry Letters, 31 85-91, 2019.06

    T. Nakamura, T. Suzuki, N. R. Ariefta, T. Koseki, T. Aboshi, T. Murayama, A. Widiyantoro, R. Kurniatuhadi, A. Malik, S. Annas, D. Harneti, R. Maharani, U. Supratman, J. Abe, N. Kurisawa, K. Kimura, Y....

    Multiple Authorship (Including Foreigners)

  • Fusaspirols A-D, novel oxaspirol derivatives isolated from Fusarium solani B-18., Tetrahedron, 75 1371-1377, 2019.03

    N. R. Ariefta, H. T. Nikmawahda, T. Aboshi, T. Murayama, K. Tawaraya, T. Koseki, G. Katagi, Y. Kakihara, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • New polyketides, paralactonic acids A-E produced by Paraconiothyrium sp. SW-B-1, an endophytic fungus associated with a seaweed, Chondrus ocellatus Holmes, FITOTERAPIA, 132 75-81, 2019.01

    Suzuki Takuma, Ariefta Nanang Rudianto, Koseki Takuya, Furuno Hiroshi, Kwon Eunsang, Momma Hiroyuki, Harneti Desi, Maharani Rani, Supratman Unang, Kimura Ken-ichi, Shiono Yoshihito

    Multiple Authorship (Including Foreigners)

  • Adenosine and adenosine-5′-monophosphate ingestion ameliorates abnormal glucose metabolism in mice fed a high-fat diet., BMC Complementary and Alternative Medicine, 18 304, 2018.11

    Ardiansyah, Yuto Inagawa, Takuya Koseki, Afifah Zahra Agista, Ikuo Ikeda, Tomoko Goto, Michio Komai, Hitoshi Shirakawa

    Multiple Authorship (Including Foreigners)

  • A pyrrocidine derivative produced by fungus Neonectria ramulariae In-2 isolated from a Beetle Holotrichia picea, Phytochemistry Letters, 26 120-124, 2018.08

    Yoshihito Shiono, Mariko Furukawa, Takuya Koseki, Eunsang Kwon, Andreas Hendracipta Kurniawan, Satoru Sato, Desi Harneti, Rani Maharani, Unang Supratman, Shota Uesugi, Ken-ichi Kimura

    Multiple Authorship (Including Foreigners)

  • New isocoumarins, naphthoquinones, and a cleistanthane-type diterpene from Nectria pseudotrichia 120-1NP, Fitoterapia, 127 356-361, 2018.06

    Nanang Rudianto Ariefta, Priska Kristiana, Takako Aboshi, Tetsuya Murayama, Keitaro Tawaraya, Takuya Koseki, Naoaki Kurisawa, Ken-ichi Kimura, Yoshihito Shiono

    Multiple Authorship (Including Foreigners)

  • Characterization of a novel Aspergillus oryzae tannase expressed in Pichia pastoris, Journal of Bioscience and Bioengineering, 126 553-558, 2018.05

    Takuya Koseki, Kyotaro Ichikawa, Katsuto Sasaki, Yoshihito Shiono

    Multiple Authorship (Including Foreigners)

  • A novel Aspergillus oryzae diglycosidase that hydrolyzes 6-O-α-L-rhamnosyl-β-D-glucoside from flavonoids. , Applied Microbiology and Biotechnology, 102 3193-3201, 2018.04

    M. Ishikawa, M. Kawasaki, Y. Shiono, T. Koseki

    Multiple Authorship (Including Foreigners)

  • New Metabolites Produced by Cylindrocarpon sp. SY-39 from a Driftwood., CHEMISTRY & BIODIVERSITY, 15 e1700493, 2018.02

    Takuma Suzuki, Seiya Yoshida, Takuya Koseki, Takako Aboshi, Tetsuya Murayama, Unang Supratman, Yoshihito Shiono

    Multiple Authorship (Including Foreigners)

  • New Triterpene saponins from the stem of Acacia kamerunensis (Mimosaceae)., Phytochemistry Letters, 23 21-25, 2018.02

    A. Tchoukoua, Turibio Kuiate Tabopda, N. Usukhbayar, K. Kimura, E. Kwon, H. Momma, T. Koseki, Y. Shiono, B. T. Ngadjui

    Multiple Authorship (Including Foreigners)

  • Structure elucidation of new fusarielins from Fusarium sp. and their antimicrobial activity, Magnetic Resonance in Chemistry, 56 32-36, 2018.01

    A. Tchoukoua, R. Hasegawa, K.A. Hendracipta, S. Sato, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • A bioactive depsidone from Lachnum virgineum (Hyaloscyphaceae)., Natural Product Sciences, 24 79-81, 2018

    Y. Shiono, T. Koseki, H. Koyama

    Multiple Authorship (Only Japanese)

  • Mutational analysis of Kex2 recognition sites and a disulfide bond in tannase from Aspergillus oryzae, Biochemical and Biophysical Research Communications, 482 1165-1169, 2017

    T. Koseki, M. Otsuka, T. Mizuno, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Dietary supplementation of fermented rice bran effectively alleviates dextran sodium sulfate-induced colitis in mice, Nutrients, 9 747, 2017

    J. Islam, T. Koseki, K. Watanabe, Ardiansyah, S. Budijant, A. Oikawa, M. Alauddin, T. Goto, H. Aso, M. Komai, H. Shirakawa

    Multiple Authorship (Including Foreigners)

  • A phytotoxic bicyclic lactone and other compounds from endophyte Xylaria curta, Natural Product Research, 31 2113-2118, 2017

    A. Tchoukoua, T. Ota, R. Akanuma, Y.-M. Ju, U. Supratman, T. Murayama, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Crystal structure and substrate specificity modification of acetyl xylan esterase from Aspergillus luchuensis, Applied and Environmental Microbiology, 83 e01251-17, 2017

    D. Komiya, A. Hori, T. Ishida, K. Igarashi, M. Samejima, T. Koseki, S. Fushinobu

    Multiple Authorship (Including Foreigners)

  • Biochemical characterization of Aspergillus oryzae recombinant α-L-rhamnosidase expressed in Pichia pastoris, Journal of Bioscience and Bioengineering, 124 630-634, 2017

    M. Ishikawa, Y. Shiono, T. Koseki

    Multiple Authorship (Including Foreigners)

  • Spectroscopic characterisation of two polyketide metabolites from Cylindrocarpon sp. from driftwood, Natural Product Research, 31 1-5, 2017

    S. Yoshida, T. Suzuki, H. Furuno, T. Aboshi, T. Murayama, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Nectrianolins A, B, and C, new metabolites produced by endophytic fungus Nectria pseudotrichia 120-1NP, Tetrahedron Letters, 58 4082-4086, 2017

    N. R. Ariefta, P. Kristiana, H. H. Nurjanto, H. Momma, E. Kwon, T. Ashitani, K. Tawaraya, T. Murayama, T. Koseki, H. Furuno, N. Usukhbayar, K. Kimura, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • New triterpene saponins from the roots of Acacia macrostachya (Mimosaceae), Bioscience, Biotechnology, and Biochemistry, 81 2261-2267, 2017

    Tchoukoua A, Tabopda TK, Usukhbayar N, Kimura KI, Kwon E, Momma H, Koseki T, Shiono Y, Ngadjui BT

    Multiple Authorship (Including Foreigners)

  • Two new 5-deoxyklavan-3,4-diol glucosides from roots of Albizia chevalieri, Magnetic Resonance in Chemistry, 54 893-896, 2016

    A. Tchoukoua, T. K. Tabopda, S. Uesugi, K. Kimura, E. Kwon, H. Momma, B. T. Ngadjui, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • New metabolites produced from Fusarium solani T-13 isolated from a dead branch, Phytochemistry Letters, 17 232-237, 2016

    Y. Shiono, N. R. Ariefta, C. Anwar, S. Matsjeh, R. Sappapan, T. Murayama, T. Koseki, T. Kawamura, S. Uesugi, K. Kimura

    Multiple Authorship (Including Foreigners)

  • GSK-3β inhibitory activities of novel dichroloresorcinol derivatives from Cosmospora vilior isolated from a mangrove plant, Phytochemistry Letters, 18 122-127, 2016

    Y. Shiono, N. Miyazaki, T. Murayama, T. Koseki, Harizon, D. G. Katja, U. Supratman, J. Nakata, Y. Kakihara, M. Saeki, J. Yoshida, S. Uesugi, K. Kimura

    Multiple Authorship (Including Foreigners)

  • Fermented rice bran supplementation mitigates metabolic syndrome in stroke-prone spontaneously hypertensive rats, BMC Complementary and Alternative Medicine, 16 442, 2016

    M. Alauddin, H. Shirakawa, T. Koseki, N. Kijima, Ardiansyah, S. Budijanto, J. Islam, T. Goto, M. Komai

    Multiple Authorship (Including Foreigners)

  • An unusual feruloyl esterase from Aspergillus oryzae: two tryptophan residues play a crucial role for the activity, Journal of Molecular Catalysis B: Enzymatic, 133 S560-S568, 2016

    T. Koseki, H. Handa, Y. Watanabe, M. Ohtsuka, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • A new α-pyron metabolite from a mangrove plant endophytic fungus, Fusarium sp, Journal of Asian Natural Products Research, 17 403-408, 2015

    Y. Shiono, F. Shibuya, T. Koseki, Harizon, U. Supratman, S. Uesugi, K. Kimura

    Multiple Authorship (Including Foreigners)

  • New sesquiterpenes from the endophyte Microdiplodia sp. TT-12 and their antimicrobial activity, Phytochemistry Letters, 14 142-147, 2015

    Y. Shiono, H. Koyama, T. Murayama, T. Koseki

    Multiple Authorship (Including Foreigners)

  • Biochemical characterization of Aspergillus oryzae native tannase and the recombinant enzyme expressed in Pichia pastoris, Journal of Bioscience and Bioengineering, 118 392-395, 2014

    T. Mizuno, Y. Shiono, T. Koseki

    Multiple Authorship (Including Foreigners)

  • A new cytosporon derivative from the endophytic fungus Cytospora sp, Natural Product Communications, 9 973-975, 2014

    T. Takano, T. Koseki, H. Koyama, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Crystal structure of a feruloyl esterase belonging to the tannase family: a disulfide bond near a catalytic triad, Proteins: Structure, Function, and Bioinformatics, 82 2857-2867, 2014

    K. Suzuki, A. Hori, K. Kawamoto, R. R. Thangudu, T. Ishida, K. Igarashi, M. Samejima, T. Wakagi, T. Koseki, S. Fushinobu

    Multiple Authorship (Including Foreigners)

  • Characterization of a novel lipolytic enzyme from Aspergillus oryzae, Applied Microbiology and Biotechnology, 97 5351-5357, 2013

    T. Koseki, S. Asai, N. Saito, M. Mori, Y. Sakaguchi, K. Ikeda, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • An unusual spirocyclic isopimarane diterpenoid and other isopimarane diterpenoids from fruiting bodies of Xylaria polymorpha, Phytochemistry Letters, 6 439-443, 2013

    Y. Shiono, N. Matsui, T. Imaizumi, T. Koseki, T. Murayama, E. Kwon, T. Abe, K. Kimura

    Multiple Authorship (Including Foreigners)

  • A polyketide metabolite from an endophytic Fusarium equiseti in a medicinal plant, Z. Naturforsch., 68b 289-292, 2013

    Y. Shiono, F. Shibuya, T. Murayama, T. Koseki, H. M. P. Poumale, B. T. Ngadjui

    Multiple Authorship (Including Foreigners)

  • Antifungal activity of a polyacetylene against the fungal pathogen of Japanese oak from the liquid culture of the edible mushroom, Hypsizygus marmoreus, Z. Naturforsch., 68b 293-295, 2013

    Y. Shiono, M. Haga, H. Koyama, T. Murayama, T. Koseki

    Multiple Authorship (Including Foreigners)

  • Isolation of a Phomoxanthone A derivative, a new metabolite of tetrahydroxanthone, from a Phomopsis sp. isolated from the mangrove, Rhizhopora mucronata, Natural Product Communications, 8 1735-1737, 2013

    Y. Shiono, T. Sasaki, F. Shibuya, Y. Yasuda, T. Koseki, U. Supratman

    Multiple Authorship (Including Foreigners)

  • Novel effect of adenosine 5’-monophosphate on ameliorating hypertension and the metabolism of lipids and glucose in stroke-prone spontaneously hypertensive rats, Journal of Agricultural and Food Chemistry, 59 13238-13245, 2012.12

    Ardiansyah, H. Shirakawa, T. Koseki, K. Hiwatashi, S. Takahashi, Y. Akiyama, M. Komai

    Multiple Authorship (Including Foreigners)

  • Polyketide Metabolites from the Endophytic Fungus Microdiplodia sp. KS 75-1, Natural Product Communications, 7 1065-1068, 2012.09

    Y Shiono, T. Hatakeyama, T. Murayama and T. Koseki

    Multiple Authorship (Including Foreigners)

  • A Polyketide metabolite from the Fungicolous Nodulisporium sp. SH-1, Phytochemistry Letters, 5 549-552, 2012.03

    Y. Shiono, S. Hayasaka, T. Koseki, T. Murayama, S. Uesugi, K. Kimura

    Multiple Authorship (Including Foreigners)

  • A dimeric pyrrocidine from Neonectria ramulariae is an inhibitor of prolyl oligopeptidase, Phytochemistry Letters, 5 91-95, 2012.01

    Y. Shiono, A. Kosukegawa, T. Koseki, T. Murayama, E. Kwon, S. Uesugi, K. Kimura

    Multiple Authorship (Including Foreigners)

  • Isopimarane diterpene glycosides, isolated from endophytic fungus Paraconiothyrium sp. MY-42, Phytochemistry, 72 1400-1405, 2011.11

    Y. Shiono, M. Kikuchi, T. Koseki, T. Murayama, E. Kwon, N. Aburai, K. Kimura

    Multiple Authorship (Including Foreigners)

  • Cadinane Sesquiterpenoids, Strobilols L and M, from Strobilurus ohshimae, Natural Product Research, 25 781-788, 2011.10

    F. Hiramatsu, T. Murayama, T. Koseki, T. Funakoshi, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Phenylisobenzofuranones form Fungicolous Nodulisporium sp. SH-1, Z. Naturforsch, 66b 961-964, 2011.09

    S. Hayasaka, T. Koseki, T. Murayama, E. Kwon, Y. shiono

    Multiple Authorship (Including Foreigners)

  • Regulation of blood pressure and glucose metabolism induced by L-tryptophan in stroke-prone spontaneously hypertensive rats, Nutrition & Metabolism, 8 45, 2011.01

    Ardiansyah, H. Shirakawa, Y. Inagawa, T. Koseki, M. Komai

    Multiple Authorship (Including Foreigners)

  • Physico-chemical characteristics and non-starch polysaccharide contents of Indica and Japonica brown rice and their malts, LWT - Food Science and Technology, 43 784-791, 2010.10

    B. H., Mohan, N. G., Malleshi, T. Koseki

    Multiple Authorship (Including Foreigners)

  • A cleistanthane diterpene from a marine-derived Fusarium species under submerged fermentation, Zeitschrift fuer Naturforschung B – Chemical Sciences, 65b 753-756, 2010.10

    Y. Shiono, K. Ogata, T. Koseki, T. Murayama, T. Funakoshi

    Multiple Authorship (Including Foreigners)

  • A novel Aspergillus oryzae esterase that hydrolyzes 4-hydroxybenzoic acid esters, FEBS Letters, 584 4032-4036, 2010.08

    T. Koseki, K. Mihara, T. Murayama, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Characterization of a chimeric enzyme comprising feruloyl esterase and family 42 carbohydrate-binding module, Applied Microbiology and Biotechnology, 83 689-696, 2010.03

    T. Koseki, K. Mochizuki, A., Kisara, A. Miyanaga, S. Fushinobu, T. Murayama, Y., Shiono

    Multiple Authorship (Including Foreigners)

  • Expression of feruloyl esterase from Aspergillus awamori in Escherichia coli: Characterization and crystal studies of the recombinant enzyme, International Journal of Biological Macromolecule, 46 440-444, 2010.02

    A. E., Fazary, H. A., Hamad, J. C., Lee, T. Koseki, C. K., Lee, Y. H., JU

    Multiple Authorship (Including Foreigners)

  • AllantopyronA, a new α-pyron metabolite with potent cytotoxicity from an endophytic fungus Allantophomopsis lycopodina KS-97, Journal of Antibiotics, 63 251-253, 2010.02

    Y. Shiono, M. Yokoi, T. Koseki, T. Murayama, N. Aburai, K. Kimura

    Multiple Authorship (Including Foreigners)

  • Anti-metabolic syndrome effects of adenosine ingestion in stroke-prone spontaneously hypertensive rats fed a high fat diet, British Journal of Nutrition, 104 48-55, 2010.01

    Ardiansyah, H. Shirakawa, Y. Sugita, T. Koseki, M. Komai

    Multiple Authorship (Including Foreigners)

  • Eremophilane sesquiterpenes , Phytochemistry Letters, 3 148-151, 2010.01

    T. Hatakeyama, T. Koseki, T. Murayama, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Isopimarane diterpene glycosides, apoptosis inducers, obtained from fruiting bodies of the ascomycete Xylaria polymorpha, Phytochemistry, 70 935-939, 2009.10

    Y. Shiono, S. Motoki, T. Koseki, T. Murayama, M. Tojima, K. Kimura

    Multiple Authorship (Including Foreigners)

  • A new benzoxepin metabolite isolated from endophytic fungus Phomopsis sp, Journal of Antibiotics, 62 533-535, 2009.09

    Y., Shiono, A. Nitto, K. Shimanuki, T. Koseki, T. Murayama, T. Miyakawa, J. Yoshida, K. Kimura

    Multiple Authorship (Including Foreigners)

  • Adenosine, an identified active component from the driselase-treated fraction of rice bran, is effective to improve metabolic syndrome in stroke-prone spontaneously hypertensive rat, Journal of Agricultural and Food Chemistry, 57 2558-2564, 2009.06

    Ardiansyah, H. Shirakawa, T. Shimeno, T. Koseki, Y. Shiono, T. Murayama, E. Hatakeyama, M. Komai

    Multiple Authorship (Including Foreigners)

  • Characterization of two distinct feruloyl esterases, AoFaeB and AoFaeC, from Aspergillus oryzae, Applied Microbiology and Biotechnology, 83 689-696, 2009.04

    T. Koseki, A. Hori, S. Seki, T. Murayama, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Cadinane-type sesquiterpenoids, strobilols E-K, from the liquid culture of Strobilurus ohshimae, Helvetica Chimica Acta, 91 1595-1603, 2008.12

    F. Hiramatsu, T. Murayama, T. Koseki, K. Okada, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • A new secolactarane-type sesquiterpene from strobilurus tephanocystis, Natural Product Research, 22 1007-1012, 2008.11

    F. Hiramatsu, T. Murayama, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Pyrrospirones A and B, apoptosis inducers in HL-60 cells, from an endophytic fungus, Neonectria ramulariae wollenw KS-24, Bioorganic & Medicinal Chemistry Letters, 18 6050-6053, 2008.11

    Y. Shiono, K. Shimanuki, F. Hiramatsu, T. Koseki, T. Murayama, N. Fujisawa, K. Kimura

    Multiple Authorship (Including Foreigners)

  • Two Cyathane-type Diterpenoids from the Liquid Culture of Strobilurus tenacellus, Chemistry & Biodiversity, 5 1811-1816, 2008.10

    Y. Shiono, F. Hiramatsu, T. Murayama, T. Koseki, T. Funakoshi

    Multiple Authorship (Including Foreigners)

  • Antarones A and B, two polyketides from an endophytic Penicillium antarcticum, Zeitschrift fuer Naturforschung B – Chemical Sciences, 63 909-914, 2008.09

    Y. Shiono, Y. Seino, T. Koseki, T. Murayama, K. Kimura

    Multiple Authorship (Including Foreigners)

  • Novel effects of a single administration of ferulic acid on the regulation of blood pressure and hepatic lipid metabolic profile in stroke-prone spontaneously hypertensive rats, Journal of Agricultural and Food Chemistry, 56 2825-2830, 2008.08

    Ardiansyah, Y. Ohsaki, H. Shirakawa, T. Koseki, M. Komai

    Multiple Authorship (Including Foreigners)

  • Characterization of an α-L-rhamnosidase from Aspergillus kawachii and its gene, Applied Microbiology and Biotechnology, 80 1007-1013, 2008.05

    T. Koseki, Y. Mese, N. Nishibori, K. Masaki, T. Fujii, T. Handa, Y. Yamane, Y. Shiono, T. Murayama, H. Iefuji

    Multiple Authorship (Including Foreigners)

  • Biochemical characterization of a glycoside hydrolase family 61 endoglucanase from Aspergillus kawachii, Applied Microbiology and Biotechnology, 77 1279-1285, 2008.01

    T. Koseki, Y. Mese, S. Fushinobu, K. Masaki, T. Fujii, K. Ito, Y. Shiono, T. Murayama, H. Iefuji

    Multiple Authorship (Including Foreigners)

  • Two drimane-type sesquiterpenes, strobilactones A and B, from the liquid culture of the edible mushroom Strobilurus ohshimae, Zeitschrift fur Naturforschung Section B-A Journal of Chemical Sciences , 62 1585-1589, 2007.12

    Y. Shiono, F. Hiramatsu, T. Murayama, T. Koseki, T. Funakoshi, K. Ueda, H. Yasuda

    Multiple Authorship (Including Foreigners)

  • Fusapyridons A and B, novel pyridon alkaloids from an endophytic fungus, Fusarium sp. YG-45., Z. Naturforsch, 62b 1203-1207, 2007.09

    M. Tsuchinari, K. Shimanuki, F. Hiramatsu, T. Murayama, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • Stimulatory effect of ferulic acid on the production of extracellular xylanolytic enzymes by Aspergillus kawachii, Bioscience, Biotechnology, and Biochemistry, 71 1785-1787, 2007.09

    T. Koseki, N. Mimasaka, K. Hashizume, Y. Shiono, T. Murayama

    Multiple Authorship (Including Foreigners)

  • Characterization of peptides generated in proteolytic digest of steamed rice grains by sake koji enzymes., Journal of Bioscience and Bioengineering, 104 251-256, 2007.08

    K. Hashizume, M. Okuda, M. Numata, Y. Zhou, T. Koseki

    Multiple Authorship (Including Foreigners)

  • Fusaristatins A and B, two new cyclic lipopeptides from an endophytic Fusarium sp., Journal of Antibiotics, 60 309-316, 2007.06

    Y. Shiono, M. Tsuchinari, K. Shimanuki, T. Mmiyajima, T. Murayama, T. Koseki, H. Laatsch, T. Funakoshi, K. Takanami, K. Suzuki

    Multiple Authorship (Including Foreigners)

  • Strobilols A-D: four cadinane-type sesquiterpenes from the edible mushroom Strobilurus ohshimae, Phytochemistry, 68 1267-1271, 2007.05

    F. Hiromatsu, T. Murayama, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • The driselase-treated fraction of rice bran is a more effective dietary factor to improve hypertension, glucose and lipid metabolism in stroke-prone spontaneously hypertensive rats compared to ferulic acid, British Journal of Nutrition, 97 58-66, 2007.01

    Ardiansyah, H. Shirakawa, T. Koseki, K. Hashizume, M. Komai

    Multiple Authorship (Including Foreigners)

  • Isolation and structure elucidation of neofusapyrone from a marine-derived Fusarium species, and structural revision of fusapyrone and deoxyfusapyrone, Journal of Antibiotics, 59 704-709, 2006.11

    F. HIramatsu, T. Miyajima, T. Murayama, K. Takahashi, T. Koseki, Y. Shiono

    Multiple Authorship (Including Foreigners)

  • The family 42 carbohydrate-binding module of family 54 α-L-arabinofuranosidase specifically binds the arabinofuranose side-chain of hemicellulose, Biochemical Journal, 399 503-511, 2006.11

    A. Miyanaga, T. Koseki, Y. Miwa, Y. Mese, S. Nakamura, A. Kuno, J. Hirabayashi, H. Matsuzawa, T. Wakagi, H. Shoun, S. Fushinobu

    Multiple Authorship (Including Foreigners)

  • N-Linked oligosaccharides of Aspergillus awamori feruloyl esterase are important for thermostability and catalysis, Bioscience, Biotechnology, and Biochemistry, 70(10) 2476-2480, 2006.10

    T. Koseki, K. Takahashi, T. Handa, Y. Yamane, S. Fushinobu, K. Hashizume

    Multiple Authorship (Including Foreigners)

  • Rice protein digestion by sake koji enzymes: comparison between steamed rice grains and isolated proteins from rice endosperm, Journal of Bioscience and Bioengineering, 102 340-345, 2006.10

    K. Hashizume, M. Okuda, S. Sakurao, M. Numata, T. Koseki, I. Aramaki, T. Kumamaru, H. Sato

    Multiple Authorship (Including Foreigners)

  • Mutational analysis of N-glycosylation recognition sites on the biochemical properties of Aspergillus kawachii α-L-arabinofuranosidase, Biochimica et Biophysica Acta, 1760 1458-1464, 2006.09

    T. Koseki, Y. Miwa, Y. Mese, A. Miyanaga, S. Fushinobu, T. Wakagi, H. Shoun, H. Matsuzawa, K. Hashizume

    Multiple Authorship (Including Foreigners)

  • Structural and reterogradation properties of rice endosperm starch affect enzyme digestibility of steamed milled-rice grains used in sake production, Cereal Chemistry, 83 143-151, 2006.03

    M. Okuda, I. Aramaki, T. Koseki, N. Inouchi, K. Hashizume

    Multiple Authorship (Including Foreigners)

  • Rice bran fractions improve blood pressure, lipid profile, and glucose metabolism in stroke-prone spontaneously hypertensive rats, Journal of Agricultural and Food Chemistry, 54 1914-1920, 2006.03

    Ardiansyah, H. Shirakawa, T. Koseki, K. Ohinata, K. Hashizume, M. Komai

    Multiple Authorship (Including Foreigners)

  • An Aspergillus oryzae acetyl xylan esterase : Molecular cloning and characteristics of recombinant enzyme expressed in Pichia pastoris , Journal of Biotechnology, 121 381-389, 2006.02

    T. Koseki, Y. Miwa, T. Akao, O. Akita, H. Hashizume

    Multiple Authorship (Including Foreigners)

  • Structural characteristics, properties and in vitro digestibility of rice, Cereal Chemistry, 82(7) 361-368, 2005.07

    M. Okuda, I. Aramaki, T. Koseki, H. Satoh, K. Hashizume

    Multiple Authorship (Including Foreigners)

  • Biochemical characterization of recombinant acetyl xylan esterase from Aspergillus awamori expressed in Pichia pastoris: Mutational analysis of catalytic residues, Biochimica et Biophysica Acta-Proteins and Proteomics, 1749(5) 7-13, 2005.05

    T. Koseki, Y. Miwa, S. Fushinobu, K. Hashizume

    Multiple Authorship (Including Foreigners)

  • Mutational analysis of a feruloyl esterase from Aspergillus awamori involved in substrate discrimination and pH dependence, Biochimica et Biophysica Acta-General Subjects, 1722(3) 200-208, 2005.03

    T.Koseki, K. Takahashi, S. Fushinobu, H. Iefuji, K. Iwano, K. Hashizume, H. Matsuzzawa

    Multiple Authorship (Including Foreigners)

  • Cloning and heterologous expression of the antibiotic peptide (ABP) genes from Rhizopus oligosporus NBRC8631, Bioscience, Biotechnology, and Biochemistry, 69(3) 477-482, 2005.03

    O. Yamada, K. Sakamoto, M. Tominaga, T. Nakayama, T. Koseki, A. Fujita, O. Akita

    Multiple Authorship (Including Foreigners)

  • Crystal structure of a family 54 α-L-arabinofuranosidase reveals a novel carbohydrate-binding module that can bind arabinose, The Journal of Biological Chemistry, 279(10) 44907-44914, 2004.10

    A. Miyanaga, T. Koseki, H. Matsuzawa, T. Wakagi, H. Shoun, S. Fusinobu

    Multiple Authorship (Including Foreigners)

  • Expression, purification, crystallization and preliminary X-ray analysis of α-L-arabinofuranosidase B from Aspergillus kawachii, Acta Crystallographica Section D, 60(4) 878-880, 2004.04

    A. Miyanaga, T. Koseki, H. Matsuzawa, T. Wakagi, H. Shoun, S. Fushinobu

    Multiple Authorship (Including Foreigners)

  • Role of two α-L-arabinofuranosidases in arabinoxylan degradation and characteristics of the encoding genes from shochu koji molds, Aspergillus kawachii and Aspergillus awamori, Journal of Bioscience and Bioengineering, 96(9) 232-241, 2003.09

    T. Koseki, M. Okuda, S. Sudo, Y. Kizaki, K. Iwano, I. Aramaki, H. Matsuzawa

    Multiple Authorship (Including Foreigners)

  • Purification and characterization of a feruloyl esterase from Aspergillus awamori, Bioscience, Biotechnology, and Biochemistry, 62(10) 2032-2034, 1998.10

    T. Koseki, S. Furuse, K. Iwano, H. Matsuzawa

    Multiple Authorship (Including Foreigners)

  • An Aspergillus awamori acetyl esterase: purification of the enzyme, and cloning and sequencing of the gene, The Biochemical Journal, 326 485-490, 1997.09

    T. Koseki, S. Furuse, K. Iwano, H. Sakai, H. Matsuzawa

    Multiple Authorship (Including Foreigners)

  • Conversion of ferulic acid into 4-vinylguaiacol, vanillin and vanillic acid in model solutions of shochu, Journal of Fermentation and Bioengneering, 82(1) 46-50, 1996.01

    T. Koseki, Y. Ito, S. Furuse, K. Ito, K. Iwano

    Multiple Authorship (Including Foreigners)

  • Cloning of the xynNB gene encoding xylanase B from Aspergillus niger and its expression in Aspergillus kawachii, Journal of Fermentation and Bioengineering, 79(5) 422-428, 1995.05

    K. Kinoshita, M. Takano, T. Koseki, K. Ito, K. Iwano

    Multiple Authorship (Including Foreigners)

  • Purification and characterization of an antibiotic substance produced from Rhizopus oligosporus IFO8631, Bioscience, Biotechnology, and Biochemistry, 56 94-98, 1992.01

    S. Kobayashi, N. Okazaki, T. Koseki

    Multiple Authorship (Including Foreigners)

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Books

  • Superfood and Functional Food - An Overview of Their Processing and Utilization, InTech, 2017

    M. Alauddin, J. Islam, H. Shirakawa, T. Koseki, Ardiansyah, M. Komai

  • Recent advances in enzymes in grain processing, Katholieke Universiteit Leuven, 2003.05

    T. Koseki, M. Okuda, I. Aramaki, K. Iwano and H. Matsuzawa

Review Papers

  • β-Diglycosidases from microorganisms as industrial biocatalysts: biochemical characteristics and potential applications, Springer Nature, Applied Microbiology and Biotechnology, 102 8717-8723, 2018.08

    Takuya Koseki, Mai Ishikawa, Mayu Kawasaki, Yoshihito Shiono

  • Occurrence, properties, and applications of feruloyl esterases., Springer, Applied Microbiology and Biotechnology, 84 803-810, 2009.06

    T. Koseki, S. Fushinobu, Ardiansyah, H. Shirakawa, M. Komai

  • Crystal structure of GH54 α-L-arabinofuranosidase and unique function of CBM42 attached to it, 日本応用糖質科学会, Journal of Applied Glycoscience, 53 143-148, 2006.05

    A. Miyanaga, T. Koseki, H. Matsuzawa, T. Wakagi, H. Shoun, and S. Fushinobu