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Mechanism analysis of C2GnT in trophoblasts invasion

Research Project

Project/Area Number 26861323
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Obstetrics and gynecology
Research InstitutionNagoya University

Principal Investigator

Niimi Kaoru  名古屋大学, 医学部附属病院, 助教 (20571334)

Research Collaborator NAKAMURA Kenichi  名古屋大学, 医学系研究科, 大学院生
Project Period (FY) 2014-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2016: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2015: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Keywords絨毛性腫瘍 / 絨毛癌 / hCG / 糖転移酵素 / C2GnT / 糖鎖
Outline of Final Research Achievements

Immunohistochemistry revealed that C2GnT was highly expressed in trophoblasts of choriocarcinoma but not in hydatidiform mole. Expression level of C2GnT protein in siRNA transfectants were significantly reduced compared to WT and controls at 24 hours after transfection. MTS assay showed no effect on cell proliferation in Jar for 72 hours after C2GnT siRNA transfection. Suppression of C2GnT expression reduced migration and invasive abilities significantly. The rate of cell attachment to fibronectin, collagen type I, and collagen type IV were decreased by C2GnT knockdown.
These findings suggest that C2GnT may be involved in regulating malignant potential of trophoblasts by intracellular expression.

Report

(4 results)
  • 2016 Annual Research Report   Final Research Report ( PDF )
  • 2015 Research-status Report
  • 2014 Research-status Report
  • Research Products

    (2 results)

All 2015 2014

All Presentation (2 results)

  • [Presentation] 【ワークショップ「絨毛性疾患研究のトピックス」】糖転移酵素C2GnTと絨毛細胞の悪性化について2015

    • Author(s)
      新美 薫、山本英子、西野公博、三輪陽子、中村謙一、佐藤静香、吉川史隆
    • Organizer
      第23回日本胎盤学会学術集会/第33回日本絨毛性疾患研究会
    • Place of Presentation
      東京都、千代田区(JA共済ビル カンファレンスホール)
    • Year and Date
      2015-11-05
    • Related Report
      2015 Research-status Report
  • [Presentation] Core 2 β1, 6-N acetylglcosaminyl transferase may regulate cell invasion in choriocarcinoma2014

    • Author(s)
      Kaoru Niimi, Eiko Yamamoto, Yoko Miwa, Kimihiro Nishino, Yukio Mano, Seiji Sumigama, Tomomi Kotani and Fumitaka Kikkawa
    • Organizer
      IFPA 2014
    • Place of Presentation
      フランス、パリ
    • Year and Date
      2014-09-09 – 2014-09-12
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2018-03-22  

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