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  4. 戊乙醯去氫梔子甘抑癌作用之研究---對癌促進物之抑制作用及分子機制(II)
 
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戊乙醯去氫梔子甘抑癌作用之研究---對癌促進物之抑制作用及分子機制(II)

  • Details
Project title
83學年度國家科學及技術委員會補助研究計畫
Acronym
專題研究計畫
Internal ID
NSC83-0412-B040-001
Principal Investigator
Wang, Chao-Chung  
Status
research project
Start Date
August 1, 1993
End Date
July 31, 1994
Organizations
School of Medicine  
Partner Organizations
National Science and Technology Council  
Project Web Site
https://www.grb.gov.tw/search/planDetail?id=92324
Keywords
戊乙醯去氫梔子甘
癌促進作用
致癌基因
蛋白激鋂C
Description
梔子在中國醫學上廣被用來抗發炎,利膽及 保肝之用(1,2)最近我們發現其中之成分藏紅酸( Crocetin)及去氫梔子甘(Geniposide)具有防癌作用(3- 11),在上期計畫中我們發現一乙醯衍生物,戊乙 醯去氫梔子甘(Penta-acetyl geniposide;(Ac)/sub 5/-GP)具有更強的抑癌作用 (12, 13),且在初步的試驗 中發現它具有抑制TPA促進NIH3T3細胞的癌化作用 ,因此本期計畫擬將進行(Ac)/sub 5/-GP對癌促進作 用的影響及探討其作用的分子機制,本年度所 要進行研究的項目包括:(1)(AC)/sub 5/-GP對TPA促進 致癌物質(3-Methylcholanthrene)作用的影響;(2)(AC) /sub 5/-GP對TPA-induced fos/jun expression的影響;(3)(AC) /sub 5/-GP對Protein kinase C在Cytosol及Membrane分布的 變化及活性之影響.藉以上的數據可能獲得一 個結果,(AC)/sub 5/-GP能抑制癌之促進作用,其機 轉可能係因為(AC)/sub 5/-GP抑制TPA-induced protein kinase C活化的表現.
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