All Stories

  1. Advances in intravital imaging of adult neurogenesis in mice

    Article • Stem Cell Reports, September 2025, Elsevier

    Yusaku Hontani

  2. Reaction Dynamics in the Chrimson Channelrhodopsin: Observation of Product-State Evolution and Slow Diffusive Protein Motions

    Article • The Journal of Physical Chemistry Letters, February 2023, American Chemical Society (ACS)

    Yusaku Hontani

  3. Spectroscopic and Computational Observation of Glutamine Tautomerization in the Blue Light Sensing Using Flavin Domain Photoreaction

    Article • Journal of the American Chemical Society, January 2023, American Chemical Society (ACS)

    Yusaku Hontani

  4. QuasAr Odyssey: the origin of fluorescence and its voltage sensitivity in microbial rhodopsins

    Article • Nature Communications, September 2022, Springer Science + Business Media

    Yusaku Hontani

  5. Intravital three-photon microscopy allows visualization over the entire depth of mouse lymph nodes

    Article • Nature Immunology, January 2022, Springer Science + Business Media

    Yusaku Hontani

  6. Deep-Tissue Three-Photon Fluorescence Microscopy in Intact Mouse and Zebrafish Brain

    Article • Journal of Visualized Experiments, January 2022, MyJove Corporation

    Yusaku Hontani

  7. Multicolor three-photon fluorescence imaging with single-wavelength excitation deep in mouse brain

    Article • Science Advances, March 2021, American Association for the Advancement of Science

    Yusaku Hontani

  8. Real-time observation of tetrapyrrole binding to an engineered bacterial phytochrome

    Article • Communications Chemistry, January 2021, Springer Science + Business Media

    Yusaku Hontani

  9. Unraveling the Excited-State Dynamics and Light-Harvesting Functions of Xanthophylls in Light-Harvesting Complex II Using Femtosecond Stimulated Raman Spectroscopy

    Article • Journal of the American Chemical Society, September 2020, American Chemical Society (ACS)

    Yusaku Hontani

  10. Dual Photoisomerization on Distinct Potential Energy Surfaces in a UV-Absorbing Rhodopsin

    Article • Journal of the American Chemical Society, May 2020, American Chemical Society (ACS)

    Yusaku Hontani

  11. Multi-color Three-photon Fluorescence Imaging Deep in Mouse Brain with Enhanced Cross Section

    Article • January 2020, Optical Society of America (OSA)

    Yusaku Hontani

  12. Membrane matters: The impact of a nanodisc-bilayer or a detergent microenvironment on the properties of two eubacterial rhodopsins

    Article • Biochimica et Biophysica Acta (BBA) - Biomembranes, October 2019, Elsevier

    Yusaku Hontani

  13. Photoreaction Dynamics of Red-Shifting Retinal Analogues Reconstituted in Proteorhodopsin

    Article • The Journal of Physical Chemistry B, May 2019, American Chemical Society (ACS)

    Yusaku Hontani

  14. Strong pH-Dependent Near-Infrared Fluorescence in a Microbial Rhodopsin Reconstituted with a Red-Shifting Retinal Analogue

    Article • The Journal of Physical Chemistry Letters, November 2018, American Chemical Society (ACS)

    Yusaku Hontani

  15. Molecular Origin of Photoprotection in Cyanobacteria Probed by Watermarked Femtosecond Stimulated Raman Spectroscopy

    Article • The Journal of Physical Chemistry Letters, March 2018, American Chemical Society (ACS)

    Yusaku Hontani

  16. Reaction dynamics of the chimeric channelrhodopsin C1C2

    Article • Scientific Reports, August 2017, Springer Science + Business Media

    Yusaku Hontani

  17. The femtosecond-to-second photochemistry of red-shifted fast-closing anion channelrhodopsin PsACR1

    Article • Physical Chemistry Chemical Physics, January 2017, Royal Society of Chemistry

    Yusaku Hontani

  18. Turning on the red phosphorescence of a [Ru(tpy)(bpy)(Cl)]Cl complex by amide substitution: self-aggregation, toxicity, and cellular localization of an emissive ruthenium-based amphiphile

    Article • Chemical Communications, January 2017, Royal Society of Chemistry

    Yusaku Hontani, Dr Sylvestre Bonnet

  19. Bright blue-shifted fluorescent proteins with Cys in the GAF domain engineered from bacterial phytochromes: fluorescence mechanisms and excited-state dynamics

    Article • Scientific Reports, November 2016, Nature

    Yusaku Hontani

  20. Photoadduct Formation from the FMN Singlet Excited State in the LOV2 Domain of Chlamydomonas reinhardtii Phototropin

    Article • The Journal of Physical Chemistry Letters, October 2016, American Chemical Society (ACS)

    Yusaku Hontani

  21. The photochemistry of sodium ion pump rhodopsin observed by watermarked femto- to submillisecond stimulated Raman spectroscopy

    Article • Physical Chemistry Chemical Physics, January 2016, Royal Society of Chemistry

    Yusaku Hontani

  22. The terminal phycobilisome emitter, L CM : A light-harvesting pigment with a phytochrome chromophore

    Article • Proceedings of the National Academy of Sciences, December 2015, Proceedings of the National Academy of Sciences

    Yusaku Hontani

  23. Ultrafast excited-state dynamics and fluorescence deactivation of near-infrared fluorescent proteins engineered from bacteriophytochromes

    Article • Scientific Reports, August 2015, Nature

    Yusaku Hontani

  24. Ultrafast Hot Electron Induced Phase Transitions in Vanadium Dioxide

    Article • EPJ Web of Conferences, January 2013, EDP Sciences

    Yusaku Hontani

  25. Hot electron injection driven phase transitions

    Article • Physical Review B, October 2012, American Physical Society (APS)

    Yusaku Hontani

  26. Low-damage milling of an amino acid thin film with cluster ion beam

    Article • Journal of Applied Physics, November 2011, American Institute of Physics

    Yusaku Hontani

  27. Evaluation of Surface Damage of Organic Films due to Irradiation with Energetic Ion Beams

    Article • January 2011, American Institute of Physics

    Yusaku Hontani

  28. Dual Photoisomerization on Distinct Potential Energy Surfaces in a UV-Absorbing Rhodopsin

    Article • American Chemical Society (ACS)

    Yusaku Hontani