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2010 Fiscal Year Final Research Report

Measurements and analysis of fluctuations in cellular systems

Research Project

  • PDF
Project/Area Number 19207012
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Biophysics
Research InstitutionThe Institute of Physical and Chemical Research

Principal Investigator

SAKO Yasushi  The Institute of Physical and Chemical Research, 佐甲細胞情報研究室, 主任研究員 (20215700)

Project Period (FY) 2007 – 2010
Keywords1分子計測 / 顕微計測 / ノイズ / 細胞内情報処理 / 細胞分化 / 細胞増殖
Research Abstract

Fluctuations of biological reactions were measured and analyzed for dynamics of proteins, reactions of molecular systems, and cell behaviors in the EGF-Ras-MAPK system, which is a cell signaling network. Intramolecular dynamics and translational movements of EGF receptor and RAF ; reaction dynamics between EGF receptor and Grb2, Ras and RAF, and MAPKK and MAPK ; and fluctuations of cell fate decision that occurred spontaneously and in response to EGF and NGF have been studied.

  • Research Products

    (17 results)

All 2011 2010 2009 2008 2007 Other

All Journal Article (8 results) (of which Peer Reviewed: 8 results) Presentation (3 results) Book (4 results) Remarks (2 results)

  • [Journal Article] [PSI^+] aggregate enlargement in rnq1 non-prion domain mutants, leading to a loss-of-prion yeast.2011

    • Author(s)
      Kurahashi H., Park C.-G., Shibata S., Oishi K., Sako Y., Nakamura Y.
    • Journal Title

      Genes to Cells. 16

    • Peer Reviewed
  • [Journal Article] Reduction-triggered fluorescent amplification probe for detection of endogenous RNAs in living human cells.2009

    • Author(s)
      Furukawa K., Abe H., Hibino K., Sako Y., Tsuneda S., Ito Y.
    • Journal Title

      Bioconj.Chem. 20

      Pages: 1026-1036

    • Peer Reviewed
  • [Journal Article] A RasGTP-induced conformational change in C-RAF is essential for accurate molecular recognition.2009

    • Author(s)
      Hibino K., Shibata T., Yanagida T., Sako Y.
    • Journal Title

      Biophys.J. 97

      Pages: 1277-1287

    • Peer Reviewed
  • [Journal Article] Single-molecule imaging of fluorescent proteins expressed in living cells.2009

    • Author(s)
      Hibino K., Hiroshima M., Takahashi M., Sako Y.
    • Journal Title

      Methods Mol.Biol.(Lee, J.W.ed.)(Humana Press) 48

      Pages: 451-460

    • Peer Reviewed
  • [Journal Article] Multiple mechanisms for accumulation of myosin II filaments at the equator during cytokinesis.2008

    • Author(s)
      Yumura S., Ueda M., Sako Y., Kitanishi-Yumura T., Yanagida T.
    • Journal Title

      Traffic 9

      Pages: 2089-2099

    • Peer Reviewed
  • [Journal Article] Construction of two color semiconductor Quantum dots wire by utilizing the complementarity of DNA.2008

    • Author(s)
      Tanaka S.-i., Miyata T., Kato T., Namba K., Yanagida T., Sako Y., Kawata S., Inouye Y.
    • Journal Title

      AIP Conference Proceedings 1062 "DNA-Based Nanodevices"

      Pages: 116-122

    • Peer Reviewed
  • [Journal Article] Multiple-state reactions between the epidermal growth factor receptor and Grb2 as observed using single-molecule analysis.2007

    • Author(s)
      Morimatsu M., Takagi H., Ota K.G., Iwamoto R., Yanagida T., Sako Y.
    • Journal Title

      Proc.Natl.Acad.Sci.USA 104

      Pages: 18013-18018

    • Peer Reviewed
  • [Journal Article] Rho small GTPase regulates the stability of individual focal adhesions : a FRET-based visualization of GDP/GTP exchange on small GTPases.2007

    • Author(s)
      Miyauchi T., Yanagida T., Sako Y.
    • Journal Title

      Biophysics 3

      Pages: 63-73

    • Peer Reviewed
  • [Presentation] Single-molecule kinetics of protein recognition in cell signaling.2008

    • Author(s)
      Sako Y.
    • Organizer
      The IPR seminar on New Approaches to Complexity of Protein Dynamics by Single Molecule Measurements : Experiments and Theories.
    • Place of Presentation
      Suita
    • Year and Date
      2008-12-08
  • [Presentation] Single-molecule analysis of EGF-Ras-MAPK pathway.2008

    • Author(s)
      Sako Y.
    • Organizer
      OIST Workshop on Systems Biology of MAPK pathways.
    • Place of Presentation
      Onna
    • Year and Date
      2008-03-10
  • [Presentation] Single-molecule imaging of dynamics and kinetics of cell signaling proteins2007

    • Author(s)
      Sako Y.
    • Organizer
      10th workshop on Fluorescence Correlation Spectroscopy and related methods.
    • Place of Presentation
      Sapporo(Special lecture)
    • Year and Date
      2007-11-27
  • [Book] Biosensors for Health, Environment and Biosecurity/Book1(How to make FRET biosensors for Rab family GTPases.)2011

    • Author(s)
      Ishido N., Kobayashi H., Sako Y., Arai T., Fukuda M., Nakamura T.
    • Publisher
      INTECH
  • [Book] Cell Signaling Reactions : Single-molecule Kinetic Analyses(Sako, Y.and Ueda, M.eds.)(Single-molecule kinetic analysis of receptor protein tyrosine kinases.)2010

    • Author(s)
      Hiroshima M., Sako Y.
    • Total Pages
      1-32
    • Publisher
      Springer
  • [Book] Cell Signaling Reactions : Single-molecule Kinetic Analyses(Sako, Y.and Ueda, M.eds.)(Single-molecule analysis of molecular recognition between signaling proteins Ras and RAF. 35))2010

    • Author(s)
      Hibino K., Sako Y.
    • Total Pages
      59-78
    • Publisher
      Springer
  • [Book] Single Molecule Dynamics in Life Science(Yanagida, T.and Ishii, Y.eds.)(Signal transduction across the plasma membrane.)2009

    • Author(s)
      Ueda M., Shibata T., Sako Y.
    • Total Pages
      99-116
    • Publisher
      WILEY-VCH
  • [Remarks]

    • URL

      http://www.riken.go.jp/cell-info/

  • [Remarks]

    • URL

      http://www.asi.riken.jp/jp/laboratories/chieflabs/cell-info/index.html

URL: 

Published: 2012-01-26   Modified: 2016-04-21  

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