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2015 Fiscal Year Annual Research Report

胃癌における上皮間葉移行(EMT)制御によるリンパ管浸潤抑制の治療応用

Research Project

Project/Area Number 25462037
Research InstitutionKeio University

Principal Investigator

和田 則仁  慶應義塾大学, 医学部, 講師 (40256087)

Co-Investigator(Kenkyū-buntansha) 林田 哲  慶應義塾大学, 医学部, 助教 (80327543)
Project Period (FY) 2013-04-01 – 2016-03-31
Keywords胃癌 / リンパ節転移 / リンパ管新生 / HOXB9 / 上皮間葉移行 / 浸潤能 / 幹細胞性 / リンパ管密度
Outline of Annual Research Achievements

本研究では、胃癌の上皮間葉移行(EMT)を制御することで、リンパ行性転移を抑制することで胃癌の新たな治療戦略を開拓することを目指した。本研究はHOXB9に着目した。HOXB9発現は、69症例の切除検体の免疫染色の臨床病理学的検討から、壁深達度(T)、リンパ節転移(N)、リンパ管浸潤(ly)、血管浸潤(v)と統計学的に有意な相関を認めた。またHOXB9の発現を認めた患者の予後(全生存)は不良の傾向を認めた(P=0.076)。胃癌細胞株のTMK-1を用いた検討では、HOXB9を遺伝子導入した株でVGEF-Dが高発現が認められた。我々のこれまでの大腸癌、乳癌での検討では、血管新生関連の因子の発現が亢進していたが、胃癌ではリンパ管新生関連因子が亢進しており、胃癌がリンパ行性に転移しやすい臨床的特徴と一致する結果であった。HOXB9の発現調節による治療的応用の可能性が示唆された。現在、研究結果を英文原著として投稿中である。また、現在、幹細胞性(stemness)との関連を検討しており、EMTの制御とともに胃癌の分化誘導が胃癌の悪性度を低下させる可能性がある結果を得ており、この方面で研究を進める予定である。

  • Research Products

    (9 results)

All 2016 2015

All Journal Article (5 results) (of which Peer Reviewed: 5 results,  Acknowledgement Compliant: 5 results) Presentation (4 results) (of which Int'l Joint Research: 4 results,  Invited: 1 results)

  • [Journal Article] Sentinel lymph node mapping for 385 gastric cancer patients.2016

    • Author(s)
      Niihara M, Takeuchi H, Nakahara T, Saikawa Y, Takahashi T, Wada N, Mukai M, Kitagawa Y.
    • Journal Title

      J Surg Res

      Volume: 200 Pages: 73-81

    • DOI

      10.1016/j.jss.2015.06.064.

    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Auxiliary diagnosis of lymph node metastasis in early gastric cancer using quantitative evaluation of sentinel node radioactivity.2016

    • Author(s)
      Kamiya S, Takeuchi H, Nakahara T, Niihara M, Nakamura R, Takahashi T, Wada N, Kawakubo H, Saikawa Y, Omori T, Murakami K, Kitagawa Y.
    • Journal Title

      Gastric Cancer

      Volume: 印刷中 Pages: 印刷中

    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Clinical significance of the anterosuperior lymph nodes along the common hepatic artery identified by sentinel node mapping in patients with gastric cancer.2016

    • Author(s)
      Shimada A, Takeuchi H, Kamiya S, Fukuda K, Nakamura R, Takahashi T, Wada N, Kawakubo H, Saikawa Y, Omori T, Nakahara T, Jinzaki M, Murakami K, Kitagawa Y.
    • Journal Title

      Gastric Cancer

      Volume: 印刷中 Pages: 印刷中

    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Surgical Resection of Remnant Gastric Cancer Following Distal Gastrectomy: A Retrospective Clinicopathological Study.2016

    • Author(s)
      Takahashi M, Takeuchi H, Tsuwano S, Nakamura R, Takahashi T, Wada N, Kawakubo H, Saikawa Y, Kitagawa Y.
    • Journal Title

      Ann Surg Oncol

      Volume: 23 Pages: 511-521

    • DOI

      10.1245/s10434-015-4678-x.

    • Peer Reviewed / Acknowledgement Compliant
  • [Journal Article] Phase I study of S-1 plus fractional cisplatin as adjuvant chemotherapy for advanced gastric cancer in an outpatient setting (KOGC-03).2015

    • Author(s)
      Takahashi T, Saikawa Y, Fukuda K, Nakamura R, Wada N, Kawakubo H, Takeuchi H, Takaishi H, Kitagawa Y.
    • Journal Title

      Anticancer Res

      Volume: 35 Pages: 467-471

    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] Reduced port approach for laparoscopic repair of abdominal wall hernia2016

    • Author(s)
      Norihito Wada
    • Organizer
      Society of American Gastrointestinal and Endoscopic Surgeons
    • Place of Presentation
      Boston, USA
    • Year and Date
      2016-03-18
    • Int'l Joint Research / Invited
  • [Presentation] Feasibility and outcomes of hernia repair in patients over 80 years old2015

    • Author(s)
      Wada N, Furukawa T, Kitagawa Y
    • Organizer
      International Society of Surgery
    • Place of Presentation
      Bangkok,Thailand
    • Year and Date
      2015-08-27
    • Int'l Joint Research
  • [Presentation] Clinical results of single incision laparoscopic totally extraperitoneal inguinal hernia repair under local anesthesia with overnight stay2015

    • Author(s)
      Wada N, Furukawa T, Kitagawa Y
    • Organizer
      International Association for Ambulatory Surgery
    • Place of Presentation
      Barcelona, Spain
    • Year and Date
      2015-05-11
    • Int'l Joint Research
  • [Presentation] Clinical results of a single-institution experience in single-port laparoscopic totally extraperitoneal inguinal hernia repair under local anesthesia with conscious sedation2015

    • Author(s)
      Wada N, Furukawa T, Kitagawa Y
    • Organizer
      1st World Conference on Abdominal Wall Hernia Surgery
    • Place of Presentation
      Milan, Italy
    • Year and Date
      2015-04-27
    • Int'l Joint Research

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Published: 2017-01-06  

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