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Taxonomic studies on early-branching myzozoan protists

Research Project

Project/Area Number 26840133
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Biodiversity/Systematics
Research InstitutionJapan Agency for Marine-Earth Science and Technology

Principal Investigator

Yabuki Akinori  国立研究開発法人海洋研究開発機構, 海洋生物多様性研究分野, 研究員 (20711104)

Co-Investigator(Renkei-kenkyūsha) Kevin Wakeman  北海道大学, 国際本部, 助教 (70760221)
Research Collaborator Kusaka Chiho  
Tame Akihiro  
Jimi Naoto  
Project Period (FY) 2014-04-01 – 2016-03-31
Project Status Completed (Fiscal Year 2015)
Budget Amount *help
¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Fiscal Year 2015: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2014: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywords系統分類 / 真核微生物 / 多様性 / 真核微生物の多様性 / ミゾゾア / プロトアルベオラータ / アピコモナス
Outline of Final Research Achievements

We successfully established 59 cultures of microbial eukaryotes in total and taxonomic studies have been conducted using these cultures. For instance, one culture was of Hemistasia phaeocysticola which was originally described as a member of Myzozoa. The phylogenetic analyses newly revealed that H. pheocysticola does not belong to Myzozoa, but to Euglenozoa. Hence, H. pheocysticola was taxonomically transferred into Euglenozoa in the published paper. By the further and continuous taxonomic studies using other cultures, the diversity of eukaryotic microbes will be understood more properly. When it was difficult or impossible to establish the cultures of the target protists, we conducted the taxonomic studies with the isolated cells. We also conducted the study to understand how complex structural mitochondrial genome and genes have been established by analyzing the established cultures during this period.

Report

(3 results)
  • 2015 Annual Research Report   Final Research Report ( PDF )
  • 2014 Research-status Report
  • Research Products

    (7 results)

All 2016 2015 2014

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

  • [Journal Article] Phylogeny and Reclassification of Hemistasia phaeocysticola (Scherffel) Elbrachter & Schnepf, 1996.2015

    • Author(s)
      Yabuki A. and Tame A.
    • Journal Title

      Journal of Eukaryotic Microbiology.

      Volume: 62 Issue: 3 Pages: 426-429

    • DOI

      10.1111/jeu.12191

    • Related Report
      2014 Research-status Report
    • Peer Reviewed / Acknowledgement Compliant
  • [Presentation] 一大未知生物群プランクトン性ディプロネマ類(ユーグレノゾア)の多様性解明に向けた研究2016

    • Author(s)
      矢吹彬憲,日下智保,藤倉克則
    • Organizer
      日本藻類学会第40回大会
    • Place of Presentation
      日本歯科大学生命歯学部,東京都千代田区
    • Year and Date
      2016-03-19
    • Related Report
      2015 Annual Research Report
  • [Presentation] Hemistasia phaeocysticolaのミトコンドリアゲノムにコードされた遺伝子の構造に関する研究2015

    • Author(s)
      矢吹 彬憲,谷藤 吾朗,日下 智保,瀧下 清貴,藤倉 克則
    • Organizer
      第 48 回日本原生生物学会大会
    • Place of Presentation
      国立感染症研究所戸山庁舎,東京都新宿区
    • Year and Date
      2015-11-08
    • Related Report
      2015 Annual Research Report
  • [Presentation] Mitochondrial genome architecture of a newly identified diplonemid Hemistasia phaeocysticola2015

    • Author(s)
      Akinori YABUKI, Chiho KUSAKA
    • Organizer
      The Society for General Microbiology Annual Conference 2015
    • Place of Presentation
      バーミンガムICC, UK
    • Year and Date
      2015-04-01
    • Related Report
      2015 Annual Research Report
  • [Presentation] Mitochondrial genome architecture of a newly identified diplonemid Hemistasia phaeocysticola.2015

    • Author(s)
      Yabuki A. and Kusaka C.
    • Organizer
      The Society for General Microbiology Annual Conference 2015
    • Place of Presentation
      the ICC Birmingham, the UK
    • Year and Date
      2015-03-30 – 2015-04-02
    • Related Report
      2014 Research-status Report
  • [Presentation] “みなしご”原生生物の研究よりあぶり出される真核生物進化.2015

    • Author(s)
      矢吹 彬憲
    • Organizer
      第84回日本寄生虫学会大会 原生生物学会出張シンポジウム「原生生物における多様性と普遍性」
    • Place of Presentation
      杏林大学(東京都三鷹市)
    • Year and Date
      2015-03-20 – 2015-03-22
    • Related Report
      2014 Research-status Report
    • Invited
  • [Presentation] Hemistasia phaeocysticola (Euglenozoa)のミトコンドリア遺伝子の構造とtrans-splicingに関する研究.2014

    • Author(s)
      矢吹 彬憲
    • Organizer
      第3回マトリョーシカ型生物学研究会
    • Place of Presentation
      神戸大学(兵庫県神戸市)
    • Year and Date
      2014-07-11 – 2014-07-13
    • Related Report
      2014 Research-status Report

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Published: 2014-04-04   Modified: 2017-05-10  

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