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Study of antiviral agent for RNA virus infection based on favipyravir

Research Project

Project/Area Number 16K09929
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Infectious disease medicine
Research InstitutionHokuriku University

Principal Investigator

DAIKOKU TOHRU  北陸大学, 薬学部, 教授 (80291409)

Project Period (FY) 2016-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2018: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2017: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2016: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords抗ウイルス剤 / RNAウイルス / ファビピラビル / 抗ウイルス薬 / ウイルス
Outline of Final Research Achievements

Although favipiravir is approved as an anti-influenza virus drug, it also has antiviral effects of other RNA viruses. The aim of this study is to investigate the most effective compounds for several RNA viruses with favipiravir and its derivatives.
Poliovirus strain Sabin type 1 was used and infected to infection African green monkey kidney cells (Vero cells) in this experiment. The antiviral effect was examined by plaque reduction methods. The drug focused on the 6-position fluorine of favipiravir, and used derivatives substituted with hydrogen, chlorine and bromine.It has been reported that derivatives substituted with hydrogen at position 6 more than favipiravir have higher antiviral effects for influenza viruses, however favipiravir was most effective for poliovirus.

Academic Significance and Societal Importance of the Research Achievements

エボラ出血熱、重症急性呼吸器症候群(SARS)、中東呼吸器症候群(MERS)、黄熱、 デング熱、ジカ熱等はいずれもRNAウイルスによる感染症で、それらのウイルスがいつ日本に持ち込まれてパンデミックを引き起こすかはわからない。ファビピラビルは抗インフルエンザウイルス薬として承認されたが、他のRNAウイルス感染症にも効果が期待されている。RNAウイルスの種類によって、ファビピラビル誘導体の中のどれが一番有効かを調べておく必要がある。今回、種々のファビピラビル誘導体でインフルエンザウイルスとポリオウイルスで比較したが、異なる結果を得た。現在、コロナウイルスやジカウイルスでも同様の検討を行っている。

Report

(4 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Research-status Report
  • 2016 Research-status Report
  • Research Products

    (7 results)

All 2019 2018 2017 2016

All Journal Article (6 results) (of which Peer Reviewed: 6 results,  Open Access: 3 results,  Acknowledgement Compliant: 1 results) Presentation (1 results)

  • [Journal Article] The anti-human cytomegalovirus drug tricin inhibits cyclin-dependent kinase 92018

    • Author(s)
      Hidetaka Sadanari, Kazuhiro J. Fujimoto, Yuto Sugihara, Tomoki Ishida, Masaya Takemoto, Tohru Daikoku, Tsugiya Murayama
    • Journal Title

      FEBS Open Bio

      Volume: 8 Issue: 4 Pages: 646-654

    • DOI

      10.1002/2211-5463.12398

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Tricin inhibits CCL5 induction required for the efficient growth of human cytomegalovirus2018

    • Author(s)
      Akimasa Itho, Hidetaka Sadanari, Masaya Takemoto, Keiko Matsubara, Tohru Daikoku, Tsugiya Murayama
    • Journal Title

      Microbiology and Immunology

      Volume: 62 Issue: 5 Pages: 341-347

    • DOI

      10.1111/1348-0421.12590

    • NAID

      40021560453

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] An in silico-designed flavone derivative, 6-fluoro-4′-hydroxy-3′,5′-dimethoxyflavone, has a greater anti-human cytomegalovirus effect than ganciclovir in infected cells2018

    • Author(s)
      Kazuhiro J. Fujimoto, Daiki Nema, Masayuki Ninomiya, Mamoru Koketsu, Hidetaka Sadanari, Masaya Takemoto, Tohru Daikoku, Tsugiya Murayama
    • Journal Title

      Antivir. Res.

      Volume: 154 Pages: 10-16

    • DOI

      10.1016/j.antiviral.2018.03.006

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Characterization of susceptibility variants of poliovirus grown in the presence of favipiravir2017

    • Author(s)
      Tohru Daikoku, Mineyuki Mizuguchi, Takayuki Obita, Takeshi Yokoyama, Yoshihiro Yoshida, Masaya Takemoto, Kimiyasu Shiraki
    • Journal Title

      Journal of Microbiology, Immunology and Infection

      Volume: 印刷中 Issue: 5 Pages: 30100-7

    • DOI

      10.1016/j.jmii.2017.03.004

    • Related Report
      2017 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] T-705 (Favipiravir) suppresses tumor necrosis factor α production in response to influenza virus infection: A beneficial feature of T-705 as an anti-influenza drug2017

    • Author(s)
      T. TANAKA, T. KAMIYAMA, T. DAIKOKU, K. TAKAHASHI, N. NOMURA, M. KUROKAWA, K. SHIRAKI
    • Journal Title

      Acta Virologica

      Volume: 61 Issue: 01 Pages: 48-55

    • DOI

      10.4149/av_2017_01_48

    • Related Report
      2017 Research-status Report
    • Peer Reviewed
  • [Journal Article] Subclinical generation of acyclovir-resistant herpes simplex virus with mutation of homopolymeric guanosine strings during acyclovir therapy.2016

    • Author(s)
      Daikoku T, Tannai H, Honda M, Onoe T, Matsuo K, Onoye Y, Nishizawa M, Kawana T, Okuda T, Hasegawa T, Shiraki K.
    • Journal Title

      Journal of Dermatological Science

      Volume: 83 Issue: 3 Pages: 160-165

    • DOI

      10.1016/j.jdermsci.2016.02.006

    • Related Report
      2016 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] ポリオウイルスに対するファビピラビルとその誘導体の効果2019

    • Author(s)
      梅田 実希, 藤本 和宏, 亀井 敬, 鎌田 一希, 前崎 将人, 野田 佳加,武本 眞清, 定成 秀貴, 村山 次哉, 大黒 徹
    • Organizer
      日本薬学会
    • Related Report
      2018 Annual Research Report

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Published: 2016-04-21   Modified: 2020-03-30  

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