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2014 Fiscal Year Annual Research Report

大腸癌におけるmiRNA発現がマイクロサテライト不安定性によりうける影響

Research Project

Project/Area Number 24659619
Research InstitutionFukushima Medical University

Principal Investigator

中村 泉  福島県立医科大学, 医学部, 准教授 (80423804)

Co-Investigator(Kenkyū-buntansha) 大木 進司  福島県立医科大学, 医学部, 准教授 (20381361)
齋藤 元伸  福島県立医科大学, 医学部, 研究員 (90611749) [Withdrawn]
竹之下 誠一  福島県立医科大学, 医学部, 教授 (10167489)
Project Period (FY) 2012-04-01 – 2015-03-31
KeywordsMSI / 大腸癌 / miRNA
Outline of Annual Research Achievements

スプライシング配列周辺のマイクロサテライトの変異がmiRNAの結合を阻害に影響するかを検討するため、まづ初めにスプライシングを制御するRNA配列5‘および3’スプライス配列、ブランチ部位周辺の配列、エキソン内やイントロン内に存在するスプライシングエンハンサー配列あるいはスプライシングサイレンサー配列(ESE,ISE)(ESS,ISS)近傍のマイクロサテライトをESE finderよりピックアップした。次ぎに、その位置に対応するマイクロサテライトおよびSNPsをBlast、JSNPをもちいて検索したが、miRNAの結合部に一致する変異を認めず、この配列はむしろ保護されていると考えられた。
昨年までのMSI近傍の静的変異による2次構造の変化がmiRNAの切り出しに影響与えないこと、DICERと複合体を形成する各遺伝子の変異率の低さ、そして今回の結果を勘案すると、現状ではmiRNA発現に対してMSIの影響は大きくはなく、むしろ保護的に働いている可能性が示唆された。

  • Research Products

    (8 results)

All 2015 2014

All Journal Article (5 results) (of which Peer Reviewed: 5 results,  Open Access: 5 results) Presentation (3 results)

  • [Journal Article] Upregulated Annexin A1 promotes cellular invasion in triple-negative breast cancer.2015

    • Author(s)
      Okano M, Kumamoto K, Saito M, Onozawa H, Saito K, Abe N, Ohtake T, Takenoshita S.
    • Journal Title

      Oncol Rep.

      Volume: 33(3) Pages: 1064-70

    • DOI

      10.3892/or.2015.3720

    • Peer Reviewed / Open Access
  • [Journal Article] TACTILE SENSOR IS USEFUL FOR ESTIMATING LIVER HARDNESS AND LIVER FIBROSIS COMPARED WITH ULTRASONOGRAPHY AND COMPUTED TOMOGRAPHY2015

    • Author(s)
      atoshi Suzuki, Yohei Watanabe, Takashi Yazawa, Teruhide Ishigame, Motoki Sassa, Tomoyuki Monma, Tadashi Takawa, Kensuke Kumamoto, Izumi Nakamura, Shinji Ohoki, Yuichi Hatakeyama, Hiroshi Sakuma, Toshiyuki Ono, Sadao Omata, Seiichi Takenoshita
    • Journal Title

      Fukushima J Med Sci

      Volume: 60(2) Pages: 116-22

    • DOI

      10.5387/fms.2013-7

    • Peer Reviewed / Open Access
  • [Journal Article] Water intake disorder in a DEND syndrome afflicted patient with R50P mutation.2015

    • Author(s)
      Maejima Y, Hasegawa S, Horita S, Kumamoto K, Galbanovskis J, Takenoshita S, Shimomura K.
    • Journal Title

      Endocr J.

      Volume: 0 Pages: 0

    • DOI

      10.1507/endocrj. EJ14-0392

    • Peer Reviewed / Open Access
  • [Journal Article] A three-microRNA signature predicts responses to platinum-based doublet chemotherapy in patients with lung adenocarcinoma.2014

    • Author(s)
      Saito M, Shiraishi K, Matsumoto K, Schetter AJ, Ogata-Kawata H, Tsuchiya N, Kunitoh H, Nokihara H, Watanabe S, Tsuta K, Kumamoto K, Takenoshita S, Yokota J, Harris CC, Kohno T
    • Journal Title

      Clin Cancer Res.

      Volume: 20(18) Pages: 4784-93

    • DOI

      10.1158/1078-0432.

    • Peer Reviewed / Open Access
  • [Journal Article] The expression of four genes as a prognostic classifier for stage I lung adenocarcinoma in 12 independent cohorts.2014

    • Author(s)
      Okayama H, Schetter AJ, Ishigame T, Robles AI, Kohno T, Yokota J, Takenoshita S, Harris CC.
    • Journal Title

      Cancer Epidemiol Biomarkers Prev.

      Volume: 23(12) Pages: 2884-94

    • DOI

      10.1158/1055-9965.

    • Peer Reviewed / Open Access
  • [Presentation] Three-Year Results and Future Scope of the Fukushima Thyroid Ultrasound Examination after the Fukushima Nuclear Power Plant Accident2015

    • Author(s)
      Shinichi Suzuki, Satoru Suzuki, Toshihiko Fukushima, Izumi Nakamura, Hiroki Shimura, Sanae Midorikawa, Tetsuya Ohira, and Shunichi Yamashita
    • Organizer
      ENDO 2015
    • Place of Presentation
      San Diego
    • Year and Date
      2015-03-07
  • [Presentation] Systematic Determination of Thyroid Volume By Ultrasound Examination from the Infant to Adolescence in Japan: The Fukushima Health Management Survey2015

    • Author(s)
      Izumi Nakamura, Satoru Suzuki, Sanae Midorikawa, Toshihiko Fukushima, Hiroki Shimura, Tetsuya Ohira, Akira Ohtsuru, Masafumi Abe, Yoshisada Shibata, Satoshi Suzuki, Shunichi Yamashita and Shinichi Suzuki
    • Organizer
      ENDO 2015
    • Place of Presentation
      San Diego
    • Year and Date
      2015-03-06
  • [Presentation] Preliminary Results in Prevalence of Thyroid Hemiagenesis and Hypoplasia: The Fukushima Health Management Survey2015

    • Author(s)
      Satoshi Suzuki, Satoru Suzuki, Sanae Midorikawa, Toshihiko Fukushima, Hiroki Shimura, Tetsuya Ohira, Akira Ohtsuru, Masafumi Abe, Izumi Nakamura, Shunichi Yamashita, and Shinichi Suzuki
    • Organizer
      ENDO 2015
    • Place of Presentation
      San Diego
    • Year and Date
      2015-03-05

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Published: 2016-06-01  

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