People

  • Assistant Professor

    Yuji Sakai

    Profile

    2009  Doctoral course students (DC1), JSPS, Kyushu University
    2012  Ph.D(Science), Kyushu Univ.
    2012  Special Postdoctoral Researcher (SPDR), Nishina Center, RIKEN
    2014  Postdoctoral Researcher, Theoretical Biology Lab., RIKEN
    2016  Postdoctoral Researcher, interdisciplinary Theoretical Science
        Research Group(iTHES), RIKEN
    2017- Assistant Professor, Department of Medicine, University of Tokyo

    Results

    Molecular dynamics simulations of condensin- mediated mitotic chromosome assembly. Sakai Y, Hirano T, Tachikawa M. Methods Molecular Biology 2004:319-334, 2019.
    Modeling the functions of condensin in chromosome shaping and segregation. Sakai Y, Mochizuki A, Kinoshita K, Hirano T, Tachikawa M. PLOS Computational Biology 14 (6): e1006152-1-19, 2018.
    Controlling segregation speed of entangled polymers by the shapes: A simple model for eukaryotic chromosome segregation. Sakai Y, Tachikawa M, Mochizuki A. Physical Review E 94 (4): pp.042403-1-8, 2016.
    Phase structure of two-color QCD at real and imaginary chemical potentials. Makiyama T, Sakai Y, Saito T, Kouno H, Nakamura A, Yahiro M. Physical Review D 93 (1): pp.014505-1-18, 2016.
    Confinement and Z3 symmetry in three-flavor QCD. Kouno H, Makiyama T, Sasaki T, Sakai Y, Yahiro M. Journal of Physics G 40 (9): pp.095003-1-19, 2013.
    The quarkyonic phase and the ZN symmetry. Sakai Y, Kouno H, Sasaki T, Yahiro M. Physics Letters B 718 (1): pp.130-135, 2012.
    Quark-gluon thermodynamics with the ZN symmetry. Kouno H, Sakai Y, Makiyama T, Sasaki T, Yahiro M. Journal of Physics G 39 (8): pp.085010-1-21, 2012.
    Theta vacuum and entanglement interaction in the three-flavor PNJL model. Sasaki T, Sakai Y, Takahashi J, Kouno H, Yahiro M. Physical Review D 85 (5): pp.056009-1-9, 2012.
    Equation of state in the PNJL model with the entanglement interaction. Sakai Y, Sasaki T, Kouno H, Yahiro M. Journal of Physics G 39 (3): pp.035004-1-17, 2012.
    Quark-mass dependence of the three flavor QCD phase diagram at zero and imaginary chemical potential: Model prediction. Sasaki T, Sakai Y, Kouno H, Yahiro M. Physical Review D 84 (9): pp.091901(R)-1-6, 2011.
    Theta vacuum effects on QCD phase diagram. Sakai Y, Kouno H, Sasaki T, Yahiro M. Physics Letters B 705 (4): pp.349-355, 2011.
    Violations of parity and charge conjugation in the theta vacuum with imaginary chemical potential. Kouno H, Sakai Y, Sasaki T, Kashiwa K, Yahiro M. Physical Review D 83 (7): pp.076009-1-13, 2011.
    QCD phase diagram at finite baryon and isospin chemical potentials. Sasaki T, Sakai Y, Kouno H, Yahiro M. Physical Review D 82 (11): pp.116004-1-15, 2010.
    Average phase factor in the Polyakov-loop extended Nambu-Jona-Lasinio model. Sakai Y, Sasaki T, Kouno H, Yahiro M. Physical Review D 82 (9): pp.096007-1-10, 2010.
    Entanglement between deconfinement transition and chiral symmetry restoration. Sakai Y, Sasaki T, Kouno H, Yahiro M. Physical Review D 82 (7): pp.076003-1-10, 2010.
    QCD phase diagram at imaginary baryon and isospin chemical potentials. Sakai Y, Kouno H, Yahiro M. Journal of Physics G 36 (10): pp.105007-1-25, 2010.
    Correlation among discontinuities in the QCD phase diagram. Kashiwa K, Yahiro M, Kouno H, Matsuzaki M, Sakai Y. Journal of Physics G 36 (10): pp.105001-1-13, 2009.
    Determination of QCD phase diagram from the imaginary chemical potential region. Sakai Y, Kashiwa K, Kouno H, Matsuzaki M, Yahiro M. Physical Review D 79 (9): pp.096001-1-9, 2009.
    Meson mass at real and imaginary chemical potentials. Kashiwa K, Matsuzaki M, Kouno H, Sakai Y, Yahiro M. Physical Review D 79 (7): pp.076008-1-9, 2009.
    Vector-type four-quark interaction and its impact on QCD phase structure. Sakai Y, Kashiwa K, Kouno H, Matsuzaki M, Yahiro M. Physical Review D 78 (7): pp.076007-1-8, 2008.
    Phase diagram in the imaginary chemical potential region and extended Z3 symmetry. Sakai Y, Kashiwa K, Kouno H, Yahiro M. Physical Review D 78 (3): pp.036001-1-13, 2008.
    Polyakov loop extended Nambu-Jona-Lasinio model with imaginary chemical potential. Sakai Y, Kashiwa K, Kouno H, Yahiro M. Physical Review D 77 (5): pp.051901(R)-1-5, 2008.

    Introductory Article

    数理モデルによる細胞分裂期の染色体ダイナミクスを解析 -「コンデンシン」が染色体の形成と分離に果たす役割-. 理研プレスリリース, 2018.
    染色体の太さはなぜ一定なのか -染色体凝縮の謎に、物理学から挑む. Academist Journal, 2016.
    染色体の形と分離の関係-分離する時間は凝縮時の形で決まる-. 理研プレスリリース, 2016.

    Invited Lecture

    コンデンシンによる分裂期染色体形成の物理モデル 平成29年度遺伝研研究会「クロマチン・細胞核の動的構造変換とゲノム機能制御」.
    Modeling and Simulation for Chromosome Condensation and Segregation Computation and Theory 2017.

    I have before studied theoretical physics,
    particularly elementary particle or nuclear physics.
    Now I study theoretical biology, particularly from the physical point of view.

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