2022

“Possible Role of Vesicles on Metallocatalytic Reduction Reaction of 5-Hydroxymethylfurfural to 2,5-Dimethylfuran”, Toshinori Shimanouchi, Yuki Takahashi, Keita Hayashi, Kazuma Yasuhara, Yukitaka Kimura, Compounds, 2(4), 321−333 (2022)

“Possible Role of Bent Structure of Methylated Lithocholic Acid on Artificial and Plasma Membranes”, Tomoyuki Iwasaki, Nobuyuki Endo, Yuta Nakayama, Toshiyuki Kamei, Toshinori Shimanouchi, Hidemi Nakamura, Keita Hayashi, Membranes, 12, 997 (2022) [PubMed]

2021

“Quantitative Determination of Relative Permittivity Based on the Fluorescence Property of Pyrene Derivatives: An Interpretation of Hydrophobicity in Self-assembled Aggregates of Non-ionic Amphiphiles”, Keita Hayashi, Haruna Sugimura, Toshiyuki Kamei, Toshinori Shimanouchi, Hidemi Nakamura, Hiroshi Umakoshi, J. Phys. Chem. B, 125(23), 6192−6200 (2021) (selected as a supplementary cover) [PubMed]

“Microfluidic and hydrothermal preparation of vesicles using sorbitan monolaurate/polyoxyethylene (20) sorbitan monolaurate (Span20/Tween20)”, Toshinori Shimanouchi, Testuya Hayashi, Kazuki Toramoto, Saki Fukuma, Keita Hayashi, Kazuma Yasuhara, Yukitaka Kimura, Colloids Surf. B, 205, 111836 (2021) [PubMed]

2020

“Characterization of pH-Responsive Self-Assembly Behaviors of Fatty Acid-Functionalized Prodrug”, Jin Han, Keita Hayashi, Yukihiro Okamoto, Keishi Suga, Hiroshi Umakoshi, Biochem. Eng. J., 164, 107794 (2020)

“pH-triggered solubility and cytotoxicity changes of malachite green derivatives incorporated in liposomes for killing cancer cells”, Ryoko M. Uda, Nao Yoshida, Tomoyuki Iwasaki, Keita Hayashi, J. Mater. Chem. B, 8, 8242-8248 (2020) (selected as an outside back cover) [PubMed]

2019

“Effect of dehydrocholic acid conjugated with a hydrocarbon on a lipid bilayer composed of 1,2-dioleoyl-sn-glycero-3-phosphocholine”, Keita Hayashi, Kazutoshi Morimoto, Toshiyuki Kamei, Eiko Mieda, Sosaku Ichikawa, Takashi Kuroiwa, Sakiko Fujita, Hidemi Nakamura, Hiroshi Umakoshi, Colloids Surf. B, 181, 58-65 (2019) [PubMed]

“Endosomal escape by photo-activated fusion of liposomes containing a malachite green derivative: a novel class of photoresponsive liposomes for drug delivery vehicles”, Keita Hayashi, Mai Watanabe, Tomoyuki Iwasaki, Masachika Shudou, Ryoko M. Uda, Photochem. Photobiol. Sci., 18, 1471-1478 (2019) (selected as an inside back cover) [PubMed]

“Aggregation of chlorophyll a induced in self-assembled membranes composed of DMPC and DHPC”, Shogo Taguchi, Keishi Suga, Keita Hayashi, Makoto Yoshimoto, Yukihiro Okamoto, Hidemi Nakamura, Hiroshi Umakoshi, Colloids Surf. B, 175, 403–408 (2019) [PubMed]

2018

“Systematic Characterization of DMPC/DHPC Self-Assemblies and Their Phase Behaviors in Aqueous Solution”, Shogo Taguchi, Keishi Suga, Keita Hayashi, Yukihiro Okamoto, Ho-Sup Jung, Hidemi Nakamura, Hiroshi Umakoshi, Colloids Interfaces, 2(4), 73-87 (2018)

“Design of pyrene-fatty acid conjugates for real-time monitoring of drug delivery and controllability of drug release”, Keita Hayashi, Yuma Mitsuyoshi, Toshiyuki Kamei, Toshinori Shimanouchi, Keishi Suga, Yukihiro Okamoto, Hidemi Nakamura, Hiroshi Umakoshi, ACS Omega, 3(3), 3572-3580 (2018) [PubMed]

2017

“Calcein Leakage Behavior from Vesicles Induced by Protein-Vesicle Interaction: A Study by Surface Pressure-Area Isotherms”, Saki Fukuma, Toshinori Shimanouchi, Keita Hayashi, Yukitaka Kimura, Chem. Letter, 46(7), 1036-1039 (2017)

“Multi-Level Characterization of the Membrane Properties of Resveratrol-Incorporated Liposomes”, Jin Han, Keishi Suga, Keita Hayashi, Yukihiro Okamoto, Hiroshi Umakoshi, J. Phys. Chem. B, 121(16), 4091-4098 (2017) [PubMed]

“Tailor-made Drug Carrier: Comparison of Formation-dependent Physicochemical Properties within Self-assembled Aggregates for an Optimal Drug Carrier”, Keita Hayashi, Hideka Iwai, Toshiyuki Kamei, Kaede Iwamoto, Toshinori Shimanouchi, Sakiko Fujita, Hidemi Nakamura, Hiroshi Umakoshi, Colloids Surf. B, 152, 269-276 (2017) [PubMed]

“Characterization of Liposome Membrane Containing Chlorophyll a and It Photosensitized Functions”, Shogo Taguchi, Keishi Suga, Keita Hayashi, Yukihiro Okamoto, Hidemi Nakamura, Hiroshi Umakoshi, J. Nanosci. Nanotechnol., 17(7), 4888-4893 (2017)

2016

“Characterization of Sorbitan Surfactant-based Vesicles at the Molecular Scale Using NMR: Effect of Acyl Chain Length vs. Phospholipid Composition”, Keita Hayashi, Hideka Iwai, Toshiyuki Kamei, Ayako Kato, Yusuke Murata, Hidemi Nakamura, Hiroshi Umakoshi, Colloids Surf. B, 144, 33-37 (2016) (selected as a cover) [PubMed]

2015

“Investigation of Fatty Acid Ketohydrazone Modified Liposome’s Properties as a Drug Carrier”, Keita Hayashi, Madoka Kiriishi, Keishi Suga, Yukihiro Okamoto, and Hiroshi Umakoshi, J. Drug. Delivery, 2015, Article ID 481670, 7 pages (2015) [PubMed]

“Characterization of the Physicochemical Properties of Phospholipid Vesicles Prepared in CO2/water Systems at High Pressure”, Hidemi Nakamura, Shogo Taguchi, Keishi Suga, Keita Hayashi, Ho-Sup Jung, Hiroshi Umakoshi, Biointerphases, 10, 031005 (2015) [PubMed]


“Formation of Lens-like Vesicles Induced via Microphase Separations on a Sorbitan Monoester Membrane with Different Headgroups”, Keita Hayashi, Hideka Iwai, Toshinori Shimanouchi, Hiroshi Umakoshi, Tomoyuki Iwasaki, Ayako Kato, Hidemi Nakamura, Colloids Surf. B, 135, 235-242 (2015) [PubMed]

2014

“Systematical Characterization of Phase Behaviors and Membrane Properties of Fatty Acid/Didecyldimethylammonium Bromide Vesicles”, Keishi Suga, Tomoya Yokoi, Dai Kondo, Keita Hayashi, Seiichi Morita, Yukihiro Okamoto, Toshinori Shimanouchi, Hiroshi Umakoshi, Langmuir, 30, 12721-12728 (2014) [PubMed]

“Comparison of the Interfacial Properties of Span 80 Vesicle, W/O Emulsions and Liposomes”, Keita Hayashi, Hiroshi Umakoshi, Toshinori Shimanouchi, Solvent Extr. Res. Dev. Jpn., 21(2), 191-199 (2014)
“Relationship between the Mobility of Phosphocholine Headgroup and the Protein-Liposome Interaction: A Dielectric Spectroscopic Study”, Toshinori Shimanouchi, Norio Yoshimoto, Azusa Hiroiwa, Keiichi Nishiyama, Keita Hayashi, Hiroshi Umakoshi, Colloids Surf. B, 116, 343-350 (2014) [PubMed

2013

“Membrane Interaction between Span 80 Vesicle and phospholipid vesicle (liposome): Span 80 Vesicle can Perturb and Hemifuse with Liposomal Membrane”, Keita Hayashi, Tsuyoshi Tatsui, Toshinori Shimanouchi, Hiroshi Umakoshi, Colloids Surf. B, 106, 258-264 (2013) [PubMed]

“Enhanced Cytotoxicity for Colon 26 Cells Using Doxorubicin-Loaded Sorbitan Monooleate (Span 80) Vesicles”, Keita Hayashi, Tsuyoshi Tatsui, Toshinori Shimanouchi, Hiroshi Umakoshi, Int. J. Biol. Sci., 9(2), 142-148 (2013) [PabMed]