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Development of new endoscopic system using the composition imaging

Research Project

Project/Area Number 24790691
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Gastroenterology
Research InstitutionKyoto University

Principal Investigator

HORIMATSU Takahiro  京都大学, 医学(系)研究科(研究院), 助教 (40511829)

Project Period (FY) 2012-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2014: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2013: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2012: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Keywords組成イメージング / 高感度近赤外光観察
Outline of Final Research Achievements

Using tissue imaging system with a near-infrared (NIR) spectrographic camera, normal tissue (non-cancerous part) and abnormal tissue (Cancer portion) was studied whether identifiable.Initially, we examined with 10 samples of early gastric cancer. The sensitivity and specificity were 60% and 80%, respectively. Then we examined with 18samples to assume that is increased. However, future increase of sensitivity and specificity were not observed.
As a major problem, the histopathology of cancer lesion often does not exhibit a uniform cell growth form.Macroscopic type and atypical degree of lesion would need to elucidate the differences. Then, we additionally examined by the cultured cells.

Report

(4 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • 2012 Research-status Report
  • Research Products

    (1 results)

All 2015

All Journal Article (1 results) (of which Peer Reviewed: 1 results)

  • [Journal Article] Next-Generation Narrow Band Imaging System for Colonic polyp Detection: A Prospective Multicenter Randomized Trial2015

    • Author(s)
      Takahiro Horimatsu, Yasushi Sano, Shinji Tanaka, Takuji Kawamura, Shoichi Saito, Mineo Iwatate, Shiro Oka, Koji Uno, Kenichi Yoshimura, Hideki Ishikawa, Manabu Muto, Hisao Tajiri
    • Journal Title

      International Journal of Colorectal Disease

      Volume: in press

    • Related Report
      2014 Annual Research Report
    • Peer Reviewed

URL: 

Published: 2013-05-31   Modified: 2019-07-29  

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