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2010 Fiscal Year Self-evaluation Report

Comparative embryological study for the origin of insect wings

Research Project

  • PDF
Project/Area Number 20687005
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Biodiversity/Systematics
Research InstitutionShinshu University

Principal Investigator

TOJO Koji  Shinshu University, 理学部, 助教 (30377618)

Project Period (FY) 2008 – 2011
Keywords進化 / 多様性 / 昆虫 / 翅の起源 / 比較発生
Research Abstract

昆虫類は、種数において全生物種群の半数以上を占める最も多様化した生物群である。この種多様性の獲得において最重用視されている「翅の起源」に関し、比較発生学的・発生遺伝学的手法の基に究明する。
具体的には、発生学のモデル生物のみならず、有翅昆虫類の最ベーサルクレードに位置づけられるカゲロウ目昆虫類を対象に、その胚発生過程における形態形成、ならびに形態形成における遺伝的基盤を追究し、ショウジョウバエなどのモデル生物における発生遺伝学的基盤との比較検討をすることで、「翅の起源」に関するグラウンドプランを究明する。

  • Research Products

    (14 results)

All 2011 2010 2009 2008

All Journal Article (8 results) Presentation (6 results)

  • [Journal Article] Rapid expansion of the distributional range and the population genetic structure of the freshwater amphipod Crangonyx floridanus in Japan.2011

    • Author(s)
      Nagakubo A, Sekine K, Tanaka Y, Kuranishi RB, Kanada S, Tojo K
    • Journal Title

      Limnology 12

      Pages: 75-82

  • [Journal Article] Habitat segregation and genetic relationship of two heptageniid mayflies, Epeorus latifolium and Epeorus l-nigrus, in the Shinano-gawa River basin.2011

    • Author(s)
      Ogitani M, Sekine K, Tojo K
    • Journal Title

      Limnology in press(オンライン版では公開済)

  • [Journal Article] Evolutionary origin of the insect wing via integration of two developmental modules.2010

    • Author(s)
      Niwa N, Akimoto-Kato A, Niimi T, Tojo K, Machida R, Hayashi S
    • Journal Title

      Evol.Dev. 12

      Pages: 168-176

  • [Journal Article] Potential for parthenogenesis of virgin females in a bisexual population of the geographically parthenogenetic mayfly Ephoron shigae (Insecta : Ephemeroptera, Polymitarcyidae).2010

    • Author(s)
      Sekine K, Tojo K
    • Journal Title

      Biol.J.Linn.Soc. 99

      Pages: 326-334

  • [Journal Article] Automictic parthenogenesis of a geographically parthenogenetic mayfly, Ephoron shigae (Insecta : Ephemeroptera, Polymitarcyidae).2010

    • Author(s)
      Sekine K, Tojo K
    • Journal Title

      Biol.J.Linn.Soc. 99

      Pages: 335-343

  • [Journal Article] Characterization of abdominal appendages in the sawfly Athalia rosae (Hymenoptera), by morphological and gene expression analyses.2010

    • Author(s)
      Oka K, Yoshiyama N, Tojo K, Machida, Hatakeyama
    • Journal Title

      Dev.Genes Evol. 220

      Pages: 53-59

  • [Journal Article] Reproductive biology and adaptability of the invasive alien freshwater amphipod Crangonyx floridanus (Crustacea : Amphipoda, Crangonctidae).2010

    • Author(s)
      Tojo K, Tanaka Y, Kuranishi RB, Kanada S
    • Journal Title

      Zool.Sci. 27

      Pages: 522-527

  • [Journal Article] Palaeoptera or Metapterygota? A comparative embryological approach.2009

    • Author(s)
      Tojo K
    • Journal Title

      Proc.Arthropod.Embryol.Soc.Jpn 43

      Pages: 43-55

  • [Presentation] 'Origin of the insect wings' -An embryological approach of mayflies.2009

    • Author(s)
      Tojo K, Miyairi K
    • Organizer
      The 4th Symposium of the Aquatic Entomological Societies in East Asia
    • Place of Presentation
      Khon Kaen, Thailand.
    • Year and Date
      20090000
  • [Presentation] Potential for parthenogenesis of females in a bisexual population of the geographically parthenogenetic mayfly Ephoron shigae (Polymitarcyidae).2009

    • Author(s)
      Sekine K, Tojo K
    • Organizer
      The 4th Symposium of the Aquatic Entomological Societies in East Asia
    • Place of Presentation
      Khon Kaen, Thailand.
    • Year and Date
      20090000
  • [Presentation] 'Exite'- like structures on the thoracic appendicular bases of the mayfly Bleptus fasciatus Eaton (Ephemeroptera : Heptageniidae)2008

    • Author(s)
      Tojo K, Miyairi K
    • Organizer
      23rd International Congress of Entomology
    • Place of Presentation
      Durban, South Africa.
    • Year and Date
      20080000
  • [Presentation] Egg structure and embryological features of heel-walkers (Mantophasmatodea)2008

    • Author(s)
      Machida R, Uchifune T, Tojo K
    • Organizer
      23rd International Congress of Entomology
    • Place of Presentation
      Durban, South Africa.
    • Year and Date
      20080000
  • [Presentation] 'Exite'- like structures on the thoracic appendicular bases of a headwaterspecific mayfly Bleptus fasciatus Eaton (Ephemeroptera : Heptageniidae)2008

    • Author(s)
      Tojo K, Miyairi K
    • Organizer
      16th International Symposium on Plecoptera & 12th International Conference on Ephemeroptera
    • Place of Presentation
      Stuttgart, Germany.
    • Year and Date
      20080000
  • [Presentation] Potential for parthenogenesis of females in a bisexual population of the geographically parthenogenetic mayfly Ephoron shigae (Polymitarcyidae).2008

    • Author(s)
      Sekine K, Tojo K
    • Organizer
      16th International Symposium on Plecoptera & 12th International Conference on Ephemeroptera
    • Place of Presentation
      Stuttgart, Germany.
    • Year and Date
      20080000

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Published: 2012-03-09   Modified: 2016-04-21  

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