Molecular signature of head and neck squamous cell carcinoma after treatment failure based on functional RNA analysis
Project/Area Number |
18K09338
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Review Section |
Basic Section 56050:Otorhinolaryngology-related
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Research Institution | Chiba University |
Principal Investigator |
SEKI NAOHIKO 千葉大学, 大学院医学研究院, 准教授 (50345013)
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Project Period (FY) |
2018-04-01 – 2021-03-31
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Project Status |
Completed (Fiscal Year 2020)
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Budget Amount *help |
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2020: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Fiscal Year 2019: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2018: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
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Keywords | マイクロRNA / 頭頸部扁平上皮癌 / miR-99a-5p / miR-99a-3p / マイクロRNA発現プロファイル / 癌抑制遺伝子 / 癌遺伝子 / miR-30e-5p / TCGA / 機能性RNA / 癌抑制型マイクロRNA / プロファイル / 治療抵抗性 |
Outline of Final Research Achievements |
Based on our miRNA profile by RNA-sequencing in HNSCC, both strands of the miR-99a-duplex (miR-99a-5p: the guide strand, and miR-99a-3p: the passenger strand) are downregulated in cancer tissues. Ectopic expression assays showed that both miRNAs significantly inhibited cancer cell aggressiveness. Next, we screened miR-99a-3p regulated oncogenes involved in HNSCC pathogenesis. A total of 114 genes were identified as miR-99a-3p-regulated genes, and 10 genes (STAMBP, TIMP4, TMEM14C, CANX, SUV420H1, HSP90B1, PDIA3, MTHFD2, BCAT1, and SLC22A15) significantly predicted 5-year overall survival of the patients.
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Academic Significance and Societal Importance of the Research Achievements |
頭頸部扁平上皮癌は、全ての癌種において6番目に多い癌であり、毎年65万人が新たに診断され、40万人以上が本疾患により亡くなる。最初の診断時において、既に、遠隔転移を有する症例にしばしば遭遇する。進行癌患者に対する治療法は限定的であり、生命予後は極めて厳しい。頭頸部扁平上皮癌患者に対する新規診断法、新規治療法の開発は急務である。
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Report
(4 results)
Research Products
(13 results)
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[Journal Article] Molecular pathogenesis of esophageal squamous cell carcinoma: Identification of the antitumor effects of miR 145 3p on gene regulation.2019
Author(s)
Shimonosono M, Idichi T, Seki N, Yamada Y, Arai T, Arigami T, Sasaki K, Omoto I, Uchikado Y, Kita Y, Kurahara H, Maemura K, Natsugoe S.
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Journal Title
Int J Oncol.
Volume: 54
Pages: 673-688
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] Passenger strand of miR-145-3p acts as a tumor-suppressor by targeting MYO1B in head and neck squamous cell carcinoma2018
Author(s)
Yamada Y, Koshizuka K, Hanazawa T, Kikkawa N, Okato A, Idichi T, Arai T, Sugawara S, Katada K, Okamoto Y, Seki N.
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Journal Title
International Journal of Oncology
Volume: 52
Pages: 166-178
DOI
Related Report
Peer Reviewed / Open Access
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