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Analysis of Tumor Immune Evasion of T cell immunoglobulin mucin domain-containing molecule 3 (Tim-3) /Galectin-9 interaction in Breast Cancer

Research Project

Project/Area Number 15K19855
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field General surgery
Research InstitutionYamaguchi University

Principal Investigator

MAEDA Noriko  山口大学, 医学部附属病院, 診療助教(4日/週) (10738876)

Project Period (FY) 2015-04-01 – 2017-03-31
Project Status Completed (Fiscal Year 2016)
Budget Amount *help
¥3,640,000 (Direct Cost: ¥2,800,000、Indirect Cost: ¥840,000)
Fiscal Year 2016: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
KeywordsTim-3 / Galectin-9 / 乳癌 / 腫瘍免疫
Outline of Final Research Achievements

We have demonstrated the expression of Tim-3 and Galectin-9 in tumor cells from patients with breast cancer. No significant associations were identified between Tim-3 / Galectin-9 expression and cliniclo-pathological factors. The disease free survival were significantly shorter in the Tim-3-high group as compared with the Tim-3-low group (p=0.009).The disease free survival were significantly shorter in the Galectin-9-negative group as compared with the Galectin-9-positive group (p=0.008).On univariate analysis, the Tim-3 expression had a significant association with disease -free survival, lymphovascular invasion, HER2, low/absent of Galectin-9 expression and nuclear grade. Multivariate analysis demonstrated the significant role of Tim-3 expression in tumor cells as an independent prognostic factor for patients with breast cancer.
The status of Galectin-9 and Tim-3 could be determined on clinical examination and may have treatment value in the future.

Report

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

    (3 results)

All 2016

All Presentation (3 results)

  • [Presentation] 乳癌微小環境におけるTim-3とGalectin-9の発現と予後に関する検討2016

    • Author(s)
      前田訓子
    • Organizer
      第24回日本乳癌学会学術総会
    • Place of Presentation
      東京ビッグサイト(東京都・江東区)
    • Year and Date
      2016-06-16
    • Related Report
      2015 Research-status Report
  • [Presentation] 乳癌微小環境におけるTim-3とGalectin-9の発現と予後に関する検討2016

    • Author(s)
      前田 訓子
    • Organizer
      第24回日本乳癌学会総会
    • Place of Presentation
      東京ビッグサイト(東京都・江東区)
    • Year and Date
      2016-06-15
    • Related Report
      2016 Annual Research Report
  • [Presentation] 乳癌患者におけるTim-3とGalectin-9の発現と予後に関する検討2016

    • Author(s)
      前田 訓子
    • Organizer
      第116回日本外科学会定期学術集会
    • Place of Presentation
      大阪国際会議場(大阪府・大阪市)
    • Year and Date
      2016-04-14
    • Related Report
      2016 Annual Research Report 2015 Research-status Report

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Published: 2015-04-16   Modified: 2018-03-22  

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