Characterization of molecules involved in the fly photoperiodism

2008 Fiscal Year Final Research Report

• Project/Area Number: 18770053
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Animal physiology/Animal behavior
• Research Institution: Osaka City University
• Principal Investigator: GOTO Shinsuke Osaka City University, 大学院・理学研究科, 講師 (70347483)
• Project Period (FY): 2006 – 2008
• Keywords: 生理学 / 光周性 / 休眠 / 光受容 / 昆虫 / ナミニクバエ

Research Abstract

多くの昆虫は、光周期を季節を示す情報として用いている。では光周期はどのように読み取られているのだろうか。本研究により、ナミニクバエでは、暗期の前半と後半に光を感受する時刻が存在し、その時刻に光が当たるかどうかによって長日と短日を判定していることがわかった。さらに、これら2つの時刻での光受容には、異なる光受容分子がかかわっていることが示唆された。

Research Products

• [Journal Article] Possible involvement of distinct photoreceptors in the photoperiodic induction of diapause in the flesh fly Sarcophaga similis (2009)
  • Author(s): Goto, S.G., Numata, H.
  • Journal Title: Journal of Insect Physiology 55 Pages: 401-407
  • Peer Reviewed
• [Journal Article] Genetic analysis of diapause capability and association between larval and pupal photoperiodic responses in the flesh fly Sarcophaga similis (2009)
  • Author(s): Goto, S.G.
  • Journal Title: Physiological Entomology 34 Pages: 46-51
  • Peer Reviewed
• [Journal Article] Photoreceptor and clock in the photoperiodic regulation of flesh fly diapause (2007)
  • Author(s): Goto, S.G.
  • Journal Title: Entomological Research 37 Pages: A16-17
  • Peer Reviewed
• [Journal Article] A nondiapausing variant of the flesh fly, Sarcophaga bullata, that shows arrhythmic adult eclosion and elevated expression of period and timeless (2006)
  • Author(s): Goto, S.G., Han, B., Denlinger, D.L
  • Journal Title: Journal of Insect Physiology 52 Pages: 1213-1218
  • Peer Reviewed
• [Journal Article] Photoperiodic sensitivity and action spectra in post-feeding larvae of the flesh fly Sarcophaga similis (2006)
  • Author(s): Goto, S.G., Numata, H
  • Journal Title: Zoological Science 23 Pages: 1194
  • Peer Reviewed
• [Journal Article] 昆虫の羽化リズムにおける温度周期の重要性-土中で蛹化するハエ類を例に- (2006)
  • Author(s): 渡康彦、松井崇明、齋藤治、後藤慎介、田中一裕
  • Journal Title: 芦屋大学論叢 43 Pages: 119-130
  • Peer Reviewed
• [Presentation] ニクバエの光周性機構 (2008)
  • Author(s): 後藤慎介
  • Organizer: 日本昆虫学会第68回大会(第10回昆虫の季節適応談話会)
  • Place of Presentation: 高松
  • Year and Date: 2008-09-15
• [Presentation] ナミニクバエの幼虫期と蛹期に見られる光周性 (2008)
  • Author(s): 後藤慎介
  • Organizer: 日本動物学会第79回大会
  • Place of Presentation: 福岡
  • Year and Date: 2008-09-06
• [Presentation] Clock and photoreceptor in the photoperiodic regulation of diapause in the flesh fly Sarcophaga similis (2008)
  • Author(s): Goto, S.G
  • Organizer: XXIII International Congress of Entomology
  • Place of Presentation: Durban、Republic of South Africa
  • Year and Date: 2008-07-09
• [Presentation] ナミニクバエの休眠誘導にみられる性差 (2007)
  • Author(s): 多賀谷純、後藤慎介、沼田英治
  • Organizer: 日本昆虫学会第67回大会
  • Place of Presentation: 神戸
  • Year and Date: 2007-09-16
• [Presentation] Photoreceptor and clock in the photoperiodic regulation of flesh fly diapause (2007)
  • Author(s): Goto, S. G.
  • Organizer: International Congress of Insect Biotechnology and Industry 2007
  • Place of Presentation: Daegu, Republic of Korea.
  • Year and Date: 2007-08-20
• [Presentation] ナミニクバエの水処理によって延長した幼虫期の光周期感受性と遺伝子発現 (2006)
  • Author(s): 後藤慎介、沼田英治
  • Organizer: 日本動物学会第77回大会
  • Place of Presentation: 松江
  • Year and Date: 2006-09-22
• [Book] Insect photoperiodism : photoreception and clock genes In Photoperiodism : The Biological Calendar (Nelson, R.J., Denlinger, D.L., Somers, D.E., eds.) (2009)
  • Author(s): Goto, S.G., Shiga, S., Numata, H.
  • Publisher: Oxford University Press(印刷中)