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2008 Fiscal Year Final Research Report

The expression and epigenetic regulation of secreted Frizzled related genes in gynecological malignancies.

Research Project

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Project/Area Number 19790249
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Human pathology
Research InstitutionTohoku University

Principal Investigator

AKAHIRA Junichi  Tohoku University, 大学院・医学系研究科, 助教 (90359505)

Research Collaborator SUZUKI Fumihiko  東北大学, 大学院・医学系研究科, 大学院生
Project Period (FY) 2007 – 2008
Keywords婦人科癌 / 分泌型Frizzled関連遺伝子 / メチル化
Research Abstract

分泌型Frizzled関連遺伝子を含む多数の遺伝子について、卵巣癌におけるメチル化の有無を検討し、多数遺伝子のメチル化の有無(CIMP)および臨床病理学的な意義について検討した。検索した15遺伝子のうち卵巣癌では平均2.95個の遺伝子が高度にメチル化されており、CIMP陽性率ともども正常卵巣に比較して有意に高値であった。上記のような研究により卵巣癌においてメチル化により抑制されている新たな癌抑制遺伝子を同定しておくことで、将来個別の難治性卵巣癌に対する治療として臨床へフィードバックできる可能性があるものと考えている。

  • Research Products

    (15 results)

All 2008 2007 2006

All Journal Article (13 results) (of which Peer Reviewed: 13 results) Presentation (2 results)

  • [Journal Article] Clinicopathological significance of circadian rhythm-related gene expression levels in patients with epithelial ovarian cancer2008

    • Author(s)
      Tokunaga H, Takebayashi Y, Utsunomiya H, Akahira J, et al.
    • Journal Title

      Acta Obstet Gynecol Scand 87(10)

      Pages: 1060-1070

    • Peer Reviewed
  • [Journal Article] Intratumoral estrogens and estrogen receptors in human non-small cell lung carcinoma2008

    • Author(s)
      Niikawa H, Suzuki T, Miki Y, Suzuki S, Nagasaki S, Akahira J, et al.
    • Journal Title

      Clin Cancer Res 14(14)

      Pages: 4417-4426

    • Peer Reviewed
  • [Journal Article] Aromatase in human breast carcinoma as a key regulator of intratumoral sex steroid concentrations2008

    • Author(s)
      Suzuki T, Miki Y, Akahira J, et al.
    • Journal Title

      Endocr J 55

      Pages: 455-463

    • Peer Reviewed
  • [Journal Article] Intratumoral concentration of sex steroids and expression of sex steroid-producing enzymes in ductal carcinoma in situ of human breast2008

    • Author(s)
      Shibuya R, Suzuki T, Miki Y, Yoshida K, Moriya T, Ono K, Akahira J, et al.
    • Journal Title

      Endocr Relat Cancer 15(1)

      Pages: 113-124

    • Peer Reviewed
  • [Journal Article] Sex steroid receptors expression and hormone-induced cell proliferation in human osteosarcoma2008

    • Author(s)
      Dohi O, Hatori M, Suzuki T, Ono K, Hosaka M, Akahira J, et al.
    • Journal Title

      Cancer Sci 99(3)

      Pages: 518-523

    • Peer Reviewed
  • [Journal Article] Decreased expression of RIZ1 and its clinicopathological significance in epithelial ovarian carcinoma : correlation with epigenetic inactivation by aberrant DNA methylation2007

    • Author(s)
      Akahira J, Suzuki F, Suzuki T, et al.
    • Journal Title

      Pathol Int 57(11)

      Pages: 725-733

    • Peer Reviewed
  • [Journal Article] In situ production of sex steroids in human breast carcinoma2007

    • Author(s)
      Suzuki T, Miki Y, Moriya T, Akahira J, et al.
    • Journal Title

      Med Mol Morphol 40(3)

      Pages: 121-127

    • Peer Reviewed
  • [Journal Article] Early growth responsive gene 3 in human breast carcinoma : a regulator of estrogen-meditated invasion and a potent prognostic factor2007

    • Author(s)
      Suzuki T, Inoue A, Miki Y, Moriya T, Akahira J, et al.
    • Journal Title

      Endocr Relat Cancer 14(2)

      Pages: 279-292

    • Peer Reviewed
  • [Journal Article] Expression of organic cation transporter SLC22A16 in human epithelial ovarian cancer : a possible role of the adriamycin importer2007

    • Author(s)
      Ota K, Ito K, Akahira J, et al.
    • Journal Title

      Int J Gynecol Pathol 26(3)

      Pages: 334-340

    • Peer Reviewed
  • [Journal Article] Ovarian epithelial carcinoma with estrogen-producing stroma2007

    • Author(s)
      Tokunaga H, Akahira J, Suzuki T, et al.
    • Journal Title

      Pathol Int 57(5)

      Pages: 285-290

    • Peer Reviewed
  • [Journal Article] Vaginal tumors with histologic and immunocytochemical feature of gastrointestinal stromal tumor : two cases and review of the literature2007

    • Author(s)
      Nagase S, Mikami Y, Moriya T, Niikura H, Yoshinaga K, Takano T, Ito K, Akahira J, et al.
    • Journal Title

      Int J Gynecol Cancer 17(4)

      Pages: 928-933

    • Peer Reviewed
  • [Journal Article] Nuclear cyclin B1 in human breast carcinoma as a potent prognostic factor2007

    • Author(s)
      Suzuki T, Urano T, Miki Y, Moriya T, Akahira J, et al.
    • Journal Title

      Cancer Sci 98(5)

      Pages: 644-651

    • Peer Reviewed
  • [Journal Article] Prognoses and prognostic factors of carcinosarcoma, endometrial stromal sarcoma and uterine leiomyosarcoma : a comparison with uterine endometrial adenocarcinoma2006

    • Author(s)
      Akahira J, Tokunaga H, Toyoshima M,et al.
    • Journal Title

      Oncology 71(5-6)

      Pages: 333-340

    • Peer Reviewed
  • [Presentation] Tissueconcentration of sex steroid hormones and its clinicoathological significance in epithelial ovarian cancer.2008

    • Author(s)
      赤平 純一、三木康宏、八重樫伸生、笹野公伸
    • Organizer
      日本癌学会
    • Place of Presentation
      名古屋
    • Year and Date
      2008-10-28
  • [Presentation] Analysis of CpG island methylator phenotype in human epithelial ovarian cancer.2007

    • Author(s)
      赤平 純一、鈴木史彦、三木康宏、八重樫伸生、笹野公伸
    • Organizer
      日本癌学会
    • Place of Presentation
      横浜
    • Year and Date
      2007-10-03

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Published: 2010-06-10   Modified: 2016-04-21  

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