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2008 Fiscal Year Final Research Report

Isolation, purification, and biological activity of a novel prostanoid from the red alga Gracilaria edulis collected in Philippines

Research Project

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Project/Area Number 19580119
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Bioproduction chemistry/Bioorganic chemistry
Research InstitutionTohoku University

Principal Investigator

YAMASHITA Mari  Tohoku University, 大学院・農学研究科, 教授 (50192430)

Project Period (FY) 2007 – 2008
Keywords紅藻 / プロスタグランジン / アラキドン酸 / 構造決定 / 代謝
Research Abstract

フィリピン産紅藻カタオゴノリGracilaria edulisに新規プロスタグランジン類の存在を認めたため、単離し平面構造を決定した。また、生理活性試験を実施し、生合成・代謝経路を推定した。本化合物の分子量を366と決定し、プロスタグランジンD2からレトロアルドール反応により開環した後、海藻中または付着生物の酸化反応を触媒する酵素が関与して生成すると考えられた。

  • Research Products

    (15 results)

All 2009 2008 2007

All Journal Article (9 results) (of which Peer Reviewed: 8 results) Presentation (4 results) Book (2 results)

  • [Journal Article] Two critical residues in p-loop regions of puffer fish Na+channels on TTX-sensitivity2008

    • Author(s)
      Satoshi Maruta, Kaoru Yamaoka and Mari Yotsu-Yamashita
    • Journal Title

      Toxicon 51

      Pages: 381-387

    • Peer Reviewed
  • [Journal Article] Accumulation of tetrodotoxin and 4, 9-anhydrotetorodotoxin in cultured juvenile kusafugu Fugu niphobles by dietary administration of natural toxic komonfugu Fugu poecilonotus liver2008

    • Author(s)
      Michiko Kono, Takashi Matsui, Kiyoshi Furukawa, Mari Yotsu-Yamashita, Kunio Yamamori
    • Journal Title

      Toxicon 51

      Pages: 1269-1273

    • Peer Reviewed
  • [Journal Article] Examination of transformation among tetrodotoxin and its analogs in the living cultured juvenile puffer fish, kusafugu, Fugu niphobles by intramuscular administration2008

    • Author(s)
      Michiko Kono, Takashi Matsui, Kiyoshi Furukawa, Takuhiko Takase, Kunio Yamamori, Hideko Kaneda, Daisuke Aoki, Jun-Ho Jang, Mari Yotsu-Yamashita
    • Journal Title

      Toxicon 52

      Pages: 714-720

    • Peer Reviewed
  • [Journal Article] Tetrodotoxin and 5, 6, 11-trideoxytetrodotoxin in Tetraodon nigroviridis and T. biocellatus collected from Southeast Asia2008

    • Author(s)
      Jun-Ho Jang and Mari Yotsu-Yamashita
    • Journal Title

      The proceedings of the 5th World Fisheries Congress 1

      Pages: 1-2

    • Peer Reviewed
  • [Journal Article] 紅藻オゴノリ属(Gracilaria)由来の新規エイコサノイドの単離と構造2008

    • Author(s)
      中島康賀、金井良和、廣木禎彦、谷口和也、山下まり
    • Journal Title

      第50回天然有機化合物討論会要旨集 1

      Pages: 297-302

  • [Journal Article] Polycavernoside C and C_2, the new analogs of the human lethal toxin polycavernoside A, from thered alga, Gracilaria edulis2007

    • Author(s)
      Mari Yotsu-Yamashita, Kazumi Abe, Tetsuya Seki, Kenshu Fujiwara and Takeshi Yasumoto
    • Journal Title

      Tetrahedron Lett. 48

      Pages: 2255-2259

    • Peer Reviewed
  • [Journal Article] Tetrodotoxin and its analogue 6-epitetrodotoxin in newts (Triturus spp. ; Urodela, Salamandridae) from southern Germany2007

    • Author(s)
      Mari Yotsu-Yamashita, Dietrich Mebs, Axel Kwed and Michael Schneider
    • Journal Title

      Toxicon 50

      Pages: 306-309

    • Peer Reviewed
  • [Journal Article] Effects of a synthetic analog of polycavernoside a on human neuroblastoma cells2007

    • Author(s)
      E. Cagide, M.C. Louzao, I.R. Ares, M.R. Vieytes, M. Yotsu-Yamashita, L.A. Paquette, T. Yasumoto and L.M. Botana
    • Journal Title

      Cell Physiol. Biochem. 19

      Pages: 185-194

    • Peer Reviewed
  • [Journal Article] 6, 11-Dideoxytetrodotoxin from the puffer fish, Fugu pardalis2007

    • Author(s)
      Jun-Ho Jang and Mari Yotsu-Yamashita
    • Journal Title

      Toxicon 50

      Pages: 947-951

    • Peer Reviewed
  • [Presentation] 紅藻カタオゴノリGracilaria edulis 由来の新規プロスタグランジンの構造と生成経路の推定2009

    • Author(s)
      金井良和、廣木禎彦、越野広雪、山下まり
    • Organizer
      日本農芸化学会2009年度大会
    • Place of Presentation
      福岡、マリンメッセ福岡
    • Year and Date
      2009-03-28
  • [Presentation] 紅藻オゴノリ属(Gracilaria)由来の新規エイコサノイドの単離と構造2008

    • Author(s)
      中島康賀、金井良和、廣木禎彦、谷口和也、山下まり
    • Organizer
      第50回天然有機化合物討論会
    • Place of Presentation
      福岡、福岡国際会議場
    • Year and Date
      2008-09-30
  • [Presentation] 紅藻オゴノリ (Gracilaria vermiculophylla) 由来新規エイコサノイドの単離と構造2008

    • Author(s)
      中島康賀、谷口和也、山下まり
    • Organizer
      第5回東北大学バイオサイエンスシンポジウム
    • Place of Presentation
      仙台、仙台国際センター
    • Year and Date
      2008-05-19
  • [Presentation] 紅藻オゴノリ(Gracilaria vermiculophylla)由来の新規エイコサノイドの単離と構造2008

    • Author(s)
      中島康賀、谷口和也、山下まり
    • Organizer
      日本農芸化学会2008年度大会
    • Place of Presentation
      名古屋、名城大学
    • Year and Date
      2008-03-29
  • [Book] Polycavernosides and Gambierol : Chemistry, Pharmacology, Toxicology, and Detection, in Seafood and Freshwater Toxins : Pharmacology(Editor, Louis M. Botana, Crc Pr I Llc.)2008

    • Author(s)
      M. Carmen Louzao, Eva Cagide, Mari Yotsu-Yamashita and Makoto Sasaki
    • Total Pages
      597-628 (total 960 pages)
    • Publisher
      Physiology and detection (Food Science and Technology)detection
  • [Book] Polycavernosides, In "Phycotoxins : chemistry and biochemistry"(Captor 15)2007

    • Author(s)
      Leo A. Paquette and Mari Yotsu-Yamashita
    • Total Pages
      275-296
    • Publisher
      Ames, Iowa, USA. Blackwell Publ

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Published: 2010-06-10   Modified: 2016-04-21  

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