Synthesis and Activity of Tea Catechins Lactone-Metabolite
Project/Area Number |
24590014
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Chemical pharmacy
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Research Institution | Toyama Prefectural University |
Principal Investigator |
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Project Period (FY) |
2012-04-01 – 2015-03-31
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Project Status |
Completed (Fiscal Year 2014)
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Budget Amount *help |
¥5,330,000 (Direct Cost: ¥4,100,000、Indirect Cost: ¥1,230,000)
Fiscal Year 2014: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2013: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2012: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
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Keywords | 茶カテキン / 代謝物 / γ-ブチロラクトン化合物 / ガン細胞増殖阻害増強効果 / 白血病細胞HL-60 / カテキン / 化学合成 / 生理活性 |
Outline of Final Research Achievements |
Tea catechins such as epicatechin, epigallocatechin, epicatechin gallate and epigallocatechin gallate changes many metabolites including γ-valerolactone compounds through metabolic pathways in the human body. Fourteen of these γ-valerolactone metabolite analogues were synthesized as the optically active authentic standards and these activities are examined. Furthermore, we found out that the mixture of EGCG (flavan-3-ol) and its metabolite γ-valerolactone compounds inhibit proliferation of HL-60 cells, human promyelocytic leukemia cells.
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Report
(4 results)
Research Products
(37 results)
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[Journal Article] Role of 2,3-cis Structure of (-)-Epicatechin-3,5-O-digallate in Inhibition of HeLa S3 Cell Proliferation2015
Author(s)
Kazuki Mori, Yoshihiro Ayano, Yoshitomo Hamada, Taichi Hojima, Ryuta Tanaka, Yusuke Higashino, Mayu Izuno , Taisuke Okamoto, Takashi Kawasaki, Masahiro Hamada, Noriyuki Nakajima* and Akiko Saito
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Journal Title
Natural Products Chemistry & Researc.
Volume: 3
Issue: 3
Pages: 172-178
DOI
Related Report
Peer Reviewed / Open Access / Acknowledgement Compliant
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[Presentation] プロアントシアニジンの立体選択的合成研究を軸とした構造-活性相関研究と化学生物学研究2014
Author(s)
東野雄祐, 綾野義博, 濱田義知, 森一起, 小芦貴弘, 泉野麻友, 春井宏太, 法島太一, 柴崎亨, 野呂健太, 奥谷晃平, 土井翔馬, 岡本修平, 石原沙也加, 岡本泰輔, 水品善之, 吉仲由之, 川崎崇, 中島範行, 齊藤安貴子
Organizer
第56回 天然有機化合物討論会
Place of Presentation
高知
Year and Date
2014-10-15 – 2014-10-18
Related Report
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[Presentation] Stereo- and regio- controlled synthesis of proanthocyanidines under intramolecular coupling method2014
Author(s)
Yusuke Higashino, Yoshitomo Hamada, Taisuke Okamoto, Syoma Doi, Sayaka Ishihara, Kazuki Mori, Shota Takano, Taich Hojima, Toru Shibazaki, Takashi Kawasaki, Akiko Saito, Noriyuki Nakajima
Organizer
The twenty-fourth French-Japanese Symposium on Medicinal and Fine Chemistry (FJS 2014)
Place of Presentation
フランス、リヨン
Year and Date
2014-09-15 – 2014-09-17
Related Report
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[Presentation] Structure-Activity-Relationship Studies of Flavan-3-ol Derivatives: Inhibitory Activity of Cancer Cell Proliferation and Antimicrobial Activity2014
Author(s)
Kota Harui, Yoshihiro Ayano, Syuhei Okamoto, Syoma Doi, Mayu Izuno, Atsushi Horikawa, Takahiro Koashi, Akito Yoshimi, Kenta Noro, Takashi Kawasaki, Noriyuki Nakajima and Akiko Saito
Organizer
The 27th International Conference on Polyphenols (ICP2014)
Place of Presentation
名古屋
Year and Date
2014-09-02 – 2014-09-06
Related Report
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[Presentation] Stereo- and regio- controlled synthetic studies of proanthocyanidins and their inhibitory activities against cancer cell proliferation2014
Author(s)
Yusuke Higashino, Yoshitomo Hamada, Taisuke Okamoto, Syoma Doi, Sayaka Ishihara, Kazuki Mori, Shota Takano, Taich Hojima, Toru Shibazaki, Takashi Kawasaki, Nakajima Noriyuki and Akiko Saito
Organizer
The 27th International Conference on Polyphenols (ICP2014)
Place of Presentation
名古屋
Year and Date
2014-09-02 – 2014-09-06
Related Report
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[Presentation] 3位, あるいは, 5位に位置選択的に脂肪酸を導入したflavan-3-olの合成と脂肪鎖の導入位置による生物活性の変化2014
Author(s)
小芦貴弘, 綾野義博, 野呂健太, 森一起, 東野雄祐, 法島太一, 岡本泰輔, 中島範行, 齊藤安貴子
Organizer
新規素材探索研究会2014
Place of Presentation
横浜
Year and Date
2014-06-05
Related Report
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[Patent(Industrial Property Rights)] 特許2014
Inventor(s)
中島範行, 川崎安貴子
Industrial Property Rights Holder
富山県, 川崎安貴子
Industrial Property Rights Type
特許
Industrial Property Number
2014-093523
Filing Date
2014-04-30
Related Report
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