Embedded Files
Preprints
2025
Myosin-driven advection and actin reorganization control the geometry of confined actomyosin gelNegi, A., Sakamoto, R., Miyazaki, M. & Maeda, Y. T.*Preprint at arXiv:2505.01717
Publications
2025
A search-and-branch mechanism for microtubule sensingSakamoto, R.* & Maeda, Y. T.*Nature Chemical Engineering [News & Views on Nat Chem Eng article]
2024
Substrate geometry and topography drive F-actin reorganization and chiral alignment in an adherent cell modelSakamoto, R. & Murrell, M. P.* Cell Reports Physical Sciences 5, 12
Mechanical power is maximized during contractile ring-like formation in a biomimetic dividing cell modelSakamoto, R.* & Murrell, M. P.* Nature Communications 15, 9731
Composite branched and linear F-actin maximizes membrane deformation and shape changes of biomimetic model cellsSakamoto, R. & Murrell, M. P.*Communications Biology 7, 840
Active tension and membrane friction mediate cortical flow and blebbing in a biomimetic actomyosin cortexSakamoto, R. & Murrell, M. P.*Physical Review Research 6, 033024
F-actin architecture determines the conversion of chemical energy into mechanical workSakamoto, R. & Murrell, M. P.*Nature Communications 15, 3444
Mechanical power is maximized during contractile ring-like formation in a biomimetic dividing cell modelSakamoto, R.* & Murrell, M. P.* Nature Communications 15, 9731
Composite branched and linear F-actin maximizes membrane deformation and shape changes of biomimetic model cellsSakamoto, R. & Murrell, M. P.*Communications Biology 7, 840
Active tension and membrane friction mediate cortical flow and blebbing in a biomimetic actomyosin cortexSakamoto, R. & Murrell, M. P.*Physical Review Research 6, 033024
F-actin architecture determines the conversion of chemical energy into mechanical workSakamoto, R. & Murrell, M. P.*Nature Communications 15, 3444
2023
Membrane tension induces F-actin reorganization and flow in a biomimetic model cortexSakamoto, R., Banerjee, D. S., Yadav, V., Chen, S., Gardel, M. L., Sykes, C., Banerjee, S. & Murrell, M. P.*Communications Biology 6, 325
Unveiling the physics underlying symmetry breaking of the actin cytoskeleton: An artificial cell-based approachSakamoto, R.* & Maeda, Y. T.Biophysics and Physicobiology 20, e200032
State transitions of a confined actomyosin system controlled through contractility and polymerization rateSakamoto, R.*, Miyazaki, M. & Maeda, Y. T.*Physical Review Research 5, 013208
Unveiling the physics underlying symmetry breaking of the actin cytoskeleton: An artificial cell-based approachSakamoto, R.* & Maeda, Y. T.Biophysics and Physicobiology 20, e200032
State transitions of a confined actomyosin system controlled through contractility and polymerization rateSakamoto, R.*, Miyazaki, M. & Maeda, Y. T.*Physical Review Research 5, 013208
2022
Geometric trade-off between contractile force and viscous drag determines the actomyosin-based motility of a cell-sized dropletSakamoto, R.*, Izri, Z., Shimamoto, Y., Miyazaki, M. & Maeda, Y. T.*Proceedings of the National Academy of Sciences U.S.A. 119, e2121147119
2020
Tug-of-war between actomyosin-driven antagonistic forces determines the positioning symmetry in cell-sized confinementSakamoto, R.†, Tanabe, M.†, Hiraiwa, T., Suzuki, K., Ishiwata, S., Maeda, Y. T. & Miyazaki, M.*Nature Communications 11, 3063
2019
Mechanically distinct microtubule arrays determine the length and force response of the meiotic spindleTakagi, J., Sakamoto, R., Shiratsuchi, G., Maeda, Y. T. & Shimamoto, Y.*Developmental Cell 49, 1-12
2018
Geometric effect for biological reactors and biological fluidsBeppu, K.†, Izri, Z.†, Maeda, Y. T.* & Sakamoto, R.† Bioengineering 5, 110
Anomalous scaling of gene expression in confined cell-free reactionsSakamoto, R.*, Noireaux, V. & Maeda, Y. T.Scientific Reports 8, 7364
Anomalous scaling of gene expression in confined cell-free reactionsSakamoto, R.*, Noireaux, V. & Maeda, Y. T.Scientific Reports 8, 7364
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