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Construction of basic technology for antibody therapy for important protozoa using non-mammalian immune system in veterinary medicine

Research Project

Project/Area Number 17H03917
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Veterinary medical science
Research InstitutionOsaka Prefecture University

Principal Investigator

Sasai Kazumi  大阪府立大学, 生命環境科学研究科, 教授 (70211935)

Co-Investigator(Kenkyū-buntansha) 谷 浩行  大阪府立大学, 生命環境科学研究科, 准教授 (00305658)
松林 誠  大阪府立大学, 生命環境科学研究科, 准教授 (00321076)
古家 優  大阪府立大学, 生命環境科学研究科, 准教授 (30500706)
Project Period (FY) 2017-04-01 – 2020-03-31
Project Status Completed (Fiscal Year 2019)
Budget Amount *help
¥12,870,000 (Direct Cost: ¥9,900,000、Indirect Cost: ¥2,970,000)
Fiscal Year 2019: ¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000)
Fiscal Year 2018: ¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2017: ¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Keywordsapical complex / 鶏型モノクローナル抗体 / Eimeria acervulina / 組み換え体 / Apicomplexa門 / Eimeria / Plasmodium / 先端複合体 / マラリア / Apicomplex門 / モノクローナル抗体 / ワクチン / 原虫 / バイオインフォマティクス / キメラ化抗体 / 非哺乳動物免疫系 / 抗体医療 / 獣医学
Outline of Final Research Achievements

(1) As a result of analyzing the reactivity of the chicken monoclonal antibody (mAb) to E. acervulina, it was found that the antigen recognized by the antibody was a protein (Elongation factor 1-alpha).
(2) Analysis by mouse parasite malaria parasites P. vinckei and P. yoelii revealed that the antigen recognized by the mAb was Elongation factor 1-alpha, similar to those of other species.
(3) When an attempt was made to produce a chicken recombinant antibody, a total of 11 recombinant chicken monoclonal antibodies, two human-chicken monoclonal antibodies and a mouse-chicken monoclonal antibody were obtained.

Academic Significance and Societal Importance of the Research Achievements

本抗体が認識する抗原は、幅広くApicomplexa門原虫に存在する共通タンパク質(Elongation factor 1-alpha)を認識する事が分かった。また、マウスのマラリア感染モデルは、今後、抗体治療解析において有用である可能性があり、本蛋白質を抗原とした新規ワクチンの開発が期待できる。鶏型組み換え体抗体の作製を試みたところ、合計11種の組み換え体鶏型モノクローナル抗体、また2種類のヒト-鶏型モノクローナル抗体 とマウス-鶏型モノクローナル抗体を得たヒト、マウス型の鶏型モノクローナル抗体は、原虫感染では初となる抗体治療解析において有用である可能性がある。

Report

(4 results)
  • 2019 Annual Research Report   Final Research Report ( PDF )
  • 2018 Annual Research Report
  • 2017 Annual Research Report
  • Research Products

    (10 results)

All 2020 2019 2018 2017

All Journal Article (8 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 8 results,  Open Access: 6 results) Presentation (2 results)

  • [Journal Article] Molecular identification of Eimeria hestermani and Eimeria prionotemni from a red-necked wallaby (Macropodidae; Macropus rufogriseus) in Japan2020

    • Author(s)
      Ekawasti F, Kitagawa K, Domae H, Wardhana AH, Shibahara T, Uni S, Tokoro M, Sasai K, Matsubayashi M.
    • Journal Title

      Parasitol Res.

      Volume: In press

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Morphological and molecular identification of Eimeria spp. in breeding chicken farms of Japan.2020

    • Author(s)
      Matsubayashi M, Shibahara T, Matsuo T, Hatabu T, Yamagishi J, Sasai K, Isobe T.
    • Journal Title

      J Vet Med Sci.

      Volume: In press

    • NAID

      130007849483

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Susceptibility to Various Coccidiostats in the Murine Coccidian Parasite Eimeria krijgsmanni2019

    • Author(s)
      Inoue Kota、Tsujio Masashi、Matsubayashi Makoto、Inoue Ryota、Hatai Hitoshi、Andoh Masako、Abe Keisuke、Matsui Toshihiro、Matsuo Tomohide
    • Journal Title

      Acta Parasitologica

      Volume: 64 Issue: 2 Pages: 418-422

    • DOI

      10.2478/s11686-019-00052-w

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Molecular characterization of highly pathogenic Eimeria species among beef cattle on Java Island, Indonesia2019

    • Author(s)
      Ekawasti Fitrine、Nurcahyo Wisnu、Wardhana April Hari、Shibahara Tomoyuki、Tokoro Masaharu、Sasai Kazumi、Matsubayashi Makoto
    • Journal Title

      Parasitology International

      Volume: 72 Pages: 101927-101927

    • DOI

      10.1016/j.parint.2019.101927

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Transitions in morphological forms and rapid development of the asexual schizonts of Eimeria tenella through serial passaging in chicks2019

    • Author(s)
      Matsubayashi Makoto、Yamaguchi Hiroki、Hatta Takeshi、Kawahara Fumiya、Hatabu Toshimitsu、Iseki Hiroshi、Yamagishi Junya、Isobe Takashi、Teramoto Isao、Kaneko Akira、Kita Kiyoshi、Tsuji Naotoshi、Sasai Kazumi
    • Journal Title

      Infection, Genetics and Evolution

      Volume: 75 Pages: 103993-103993

    • DOI

      10.1016/j.meegid.2019.103993

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Genetic and histopathological identification of Cystoisospora suis in a post-weaned piglet with watery diarrhea.2018

    • Author(s)
      Kanamori K, Manchanayake T, Matsubayashi T, Imai N, Kobayashi Y, Sasai K, Shibahara T.
    • Journal Title

      Japan Agricultural Research Quarterly

      Volume: 52(1) Pages: 55-61

    • NAID

      130006338275

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Development of molecular diagnostic protocols for detecting three types of Entamoeba from diarrheal and asymptomatic pigs and environmental moist soils2017

    • Author(s)
      Yoshimasa Hirashima, Tilusha Manchanayake, Takahisa Yano, Syoei Kitahara, Terunori Koreeda, Syunsuke Kamimura, Kazumi Sasai, Makoto Matsubayashi, Tomoyuki Shibahara.
    • Journal Title

      Parasitology Research

      Volume: 116(7) Issue: 7 Pages: 2001-2007

    • DOI

      10.1007/s00436-017-5483-1

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Pathogenic characteristics of a novel intranuclear coccidia in Japanese black calves and its genetic identification as Eimeria subspherica2017

    • Author(s)
      Terunori Koreeda, Tomo Kawakami, Ayako Okada, Yoshimasa Hirashima, Naoto Imai, Kazumi Sasai, Shogo Tanaka, Makoto Matsubayashi, Tomoyuki Shibahara.
    • Journal Title

      Parasitology Research

      Volume: 116(11) Issue: 11 Pages: 3243-3247

    • DOI

      10.1007/s00436-017-5629-1

    • Related Report
      2017 Annual Research Report
    • Peer Reviewed / Open Access
  • [Presentation] Eimeria tenella 弱毒株の作出と比較ゲノム解析による弱毒化分子機構解明の試み.2018

    • Author(s)
      松林 誠、川原史也、山岸潤也、八田岳士、畑生俊光、寺本 勲、金子 明、磯部 尚、北 潔、辻 尚利、笹井和美
    • Organizer
      第87回日本寄生虫学会大会プログラム・抄録集、演題番号1C-13, P25. 平成30年(2018)3月17-18日 東京都新宿区(国立国際医療研究センター)
    • Related Report
      2017 Annual Research Report
  • [Presentation] Eimeria tenella 弱毒株の作出および病理組織学的比較解析.2017

    • Author(s)
      山口浩貴、松林誠、川原 史也、八田岳士、畑生俊光、山岸潤也、磯部尚、寺本勲、金子明、北潔、辻尚利、笹井和美
    • Organizer
      第160回日本獣医学会講演要旨集、336.平成29年(2017)9月13-15日 鹿児島市(鹿児島大学)
    • Related Report
      2017 Annual Research Report

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Published: 2017-04-28   Modified: 2021-02-19  

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