原著論文/Original Papers
総説/Reviews
プロシーディング/Proceedings
- Effect of Magnesium Ion on the Radical-Scavenging Rate of Pterostilbene in an Aprotic Medium: Mechanistic Insight into the Antioxidative Reaction of Pterostilbene
Ikuo Nakanishi,* Yoshimi Shoji, Kei Ohkubo,* Megumi Ueno, Kei Shimoda, Ken-ichiro Matsumoto, Kiyoshi Fukuhara,* and Hiroki Hamada*
Antioxidants, 11 (2), 340 (2022). Open access
DOI: 10.3390/antiox11020340
PMID:
Released on February 9, 2022 - Tetrachloroaurate (III)-Induced Oxidation Increases Non-Thermal Plasma-Induced Oxidative Stress
Yasumasa Okazaki,* Kanako Sasaki, Nanami Ito, Hiromasa Tanaka, Ken-ichiro Matsumoto, Masaru Hori, and Shinya Toyokuni*
Free Radical Res., in press.
DOI: 10.1080/10715762.2022.2026348
PMID: 35077248
Released on January 25, 2022 - Estimation of Local Concentration of the Extremely Dense Hydroxyl Radical Generation Induced by X-ray in Water
Ken-ichiro Matsumoto,* Megumi Ueno, Yoshimi Shoji, and Ikuo Nakanishi
Molecules, 27 (3), 592 (2022). Open access
DOI: 10.3390/molecules27030592
PMID:
Released on January 18, 2022 - Simplifying Quantitative Measurement of Free Radical Species Using an X-Band EPR Spectrometer
Yusuke Makino, Megumi Ueno, Yoshimi Shoji, Minako Nyui, Ikuo Nakanishi, Koji Fukui, and Ken-ichiro Matsumoto*
J. Clin. Biochem. Nutr., in press (2022). Open access
DOI: 10.3164/jcbn.21-83
Released: December 25, 2021 - Effects of Loading a Magnetic Field Longitudinal to the LInear Particle-Beam Track on Yields of Reactive Oxygen Species in Water
Ken-ichiro Matsumoto,* Ikuo Nakanishi, Yasushi Abe, Shinji Sato, Ryosuke Kohno, Dousatsu Sakata, Kota Mizushima, Sung Hyun Lee, and Taku Inaniwa
Free Radical Res., 55 (5), 547-555 (2021). Open access
DOI: 10.1080/10715762.2021.1970151
Released: September 27, 2021 - Effects of LET on Oxygen-Dependent and -Independent Generation of Hydrogen Peroxide in Water Irradiated by Carbon-Ion Beams
Ken-ichiro Matsumoto,* Megumi Ueno, Minako Nyui, Yoshimi Shoji, and Ikuo Nakanishi
Free Radical Res., 55 (6), 589-594 (2021). Open access
DOI: 10.1080/10715762.2021.1915489
Released: September 14, 2021 - Nitroxyl Radical as a Theranostic Contrast Agent in Magnetic Resonance Imaging
Ken-ichiro Matsumoto,* Ikuo Nakanishi, Zhivko Zhelev, Rumiana Bakalova, and Ichio Aoki
Antioxid. Redox Signaling, 36 (1-3), 95-121 (2022). Open access
DOI: 10.1089/ars.2021.0110
Released on June 19, 2021 - Radiation-Induced Autophagy in Human Pancreatic Cancer Cells is Critically Dependent on G2 Checkpoint Activation: A Mechanism of Radioresistance in Pancreatic Cancer
Motofumi Suzuki, Mayuka Anko, Maki Ohara, Ken-ichiro Matsumoto, and Sumitaka Hasegawa*
Int. J. Radiat. Oncol. Biol. Phys., 111 (1), 260-271 (2021).
DOI: 10.1016/j.ijrobp.2021.04.001
Released: June 7, 2021 - Protective Effects of Amino Acids on Plasmid DNA Damage Induced by Therapeutic Carbon Ions
Katsunori Yogo,* Chieko Murayama, Ryoichi Hirayama, Ken-ichiro Matsumoto, Ikuo Nakanishi, Hiromichi Ishiyama, and Hiroshi Yasuda
Radiat. Res., 196 (2), 197-203 (2021).
DOI: 10.1667/RADE-21-00033.1
Released on May 27, 2021 - Non-Thermal Plasma-Induced DMPO-OH Yields Hydrogen Peroxide
Yasumasa Okazaki, Hiromasa Tanaka, Ken-ichiro Matsumoto, Masaru Hori, and Shinya Toyokuni*
Arch. Biochem. Biophys., 705, 108901 (2021).
DOI: 10.1016/j.abb.2021.108901
Released: May 6, 2021 - Effects of Reaction Environments on Radical-Scavenging Mechanisms of Ascorbic Acid
Ikuo Nakanishi,* Yoshimi Shoji, Kei Ohkubo, Kiyoshi Fukuhara, Toshihiko Ozawa, Ken-ichiro Matsumoto, and Shunichi Fukuzumi*
J. Clin. Biochem. Nutr., 68 (2), 116-122 (2021). Open access
DOI: 10.3164/jcbn.20-147
Released: January 16, 2021 - Lipid-Soluble Polyphenols Extracted from Sweet Potato Exert Antitumor Activity and Enhance Chemo-Sensitivity of Breast Cancer
Kazuhiro Kato, Masaki Nagane, Naoyuki Aihara, Junichi Kamiie, Masakatsu Miyanabe, Shinobu Hiraki, Xiaolin Luo, Ikuo Nakanishi, Yoshimi Shoji, Ken-ichiro Matsumoto, and Tadashi Yamashita
J. Clin. Biochem. Nutr., 68 (3), 193-200 (2021). Open access
DOI: 10.3164/jcbn.20-73
Released: January 16, 2021 - Inhomogeneous Generation of Hydroxyl Radicals in Hydrogen Peroxide Solution Induced by Ultraviolet Irradiation and in a Fenton Reaction System
Megumi Ueno, Ikuo Nakanishi, and Ken-ichiro Matsumoto*
Free Radical Res., 55 (4), 481-489 (2021).
DOI: 10.1080/10715762.2020.1819995
Released: September 21, 2020 - Preparation of an Experimental Mouse Model Lacking Selenium-Dependent Glutathione Peroxidase Activities by Feeding a Selenium-Deficient Diet
Megumi Ueno, Takashi Shimokawa, Emiko Sekine-Suzuki, Minako Nyui, Ikuo Nakanishi, and Ken-ichiro Matsumoto*
J. Clin. Biochem. Nutr., 68 (2), 123-130 (2021). Open access
DOI: 10.3164/jcbn.20-36
Released: September 17, 2020 - Relationship between the Radical-Scavenging Activity of Selected Flavonols and Thermodynamic Parameters Calculated by Density Functional Theory
Ikuo Nakanishi,* Kei Ohkubo,* Yoshimi Shoji, Yuya Fujitaka, Kei Shimoda, Ken-ichiro Matsumoto, Kiyoshi Fukuhara,* and Hiroki Hamada*
Free Radical Res., 54 (7), 535-539 (2020). Open access
DOI: 10.1080/10715762.2020.1813887
Released: September 7, 2020 - Expression of Ascorbate Peroxidase Derived from Cyanidioschyzon merolae in Mammalian Cells
Suzuro Hitomi,* Shoichiro Kokabu, Ken-ichiro Matsumoto, Yoshimi Shoji, Izumi Ujihara, and Kentaro Ono
In Vivo, 34 (5), 2437-2441 (2020).
DOI: 10.21873/invivo.12058
Released: August 31, 2020 - A Large Kinetic Isotope Effect in the Reaction of Ascorbic Acid with 2-Phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxide (PTIO center dot) in Aqueous Buffer Solutions
Ikuo Nakanishi,* Yoshimi Shoji, Kei Ohkubo, Toshihiko Ozawa, Ken-ichiro Matsumoto, and Shunichi Fukuzumi*
Chem. Commun., 56 (77), 11505-11507 (2020). Open access
DOI: 10.1039/D0CC05214K
Released: August 24, 2020 - Generation of Localized Highly Concentrated Hydrogen Peroxide Clusters in Water by X-Rays
Megumi Ueno, Ikuo Nakanishi, and Ken-ichiro Matsumoto*
Free Radical Res., 54 (5), 360-372 (2020).
DOI: 10.1080/10715762.2020.1774574
Released: June 19, 2020 - Effects of Low-Dose X-ray Irradiation on Melanin-Derived Radicals in Mouse Hair and Skin
Ken-ichiro Matsumoto,* Megumi Ueno, Ikuo Nakanishi, Hiroko P. Indo, and Hideyuki J. Majima
J. Clin. Biochem. Nutr., 67 (2), 174-178 (2020). Open access
DOI: 10.3164/jcbn.20-34
Released: June 3, 2020 - Protective Effect of D-Methionine on Plasmid DNA Damage Induced by Therapeutic Carbon Ions
Katsunori Yogo,* Chieko Murayama, Yoshiki Fujisawa, Takuya Maeyama, Ryoichi Hirayama, Ken-ichiro Matsumoto, Ikuo Nakanishi, Hiroshi Yasuda, Hiromichi Ishiyama, and Kazushige Hayakawa
Radiat. Res., 193 (6), 513-519 (2020).
DOI: 10.1667/RR15502.1
Released: March 27, 2020 - Reduction of Molecular Oxygen by RedOx Active Thiols: Comparison of Glutathione, N-Acetylcysteine, Cysteine, and Homocysteine
Minako Nyui, Yoshimi Shoji, Megumi Ueno, Ikuo Nakanishi,* and Ken-ichiro Matsumoto*
J. Clin. Biochem. Nutr., 65 (3), 185-192 (2019). Open access
DOI: 10.3164/jcbn.19-25
Released: September 11, 2019 - Radiation-Induced Redox Alteration in the Mouse Brain
Mizuki Nakamura, Toshihide Yamasaki, Megumi Ueno, Sayaka Shibata, Yoshikazu Ozawa, Tadashi Kamada, Ikuo Nakanishi, Ken-ichi Yamada, Ichio Aoki, and Ken-ichiro Matsumoto*
Free Radical Biol. Med., 143, 412-421 (2019).
DOI: 10.1016/j.freeradbiomed.2019.08.020
Released: August 22, 2019
総説/Reviews
- Heavy-Ion Beam-Induced Reactive Oxygen Species and Redox Reactions
Ken-ichiro Matsumoto,* Megumi Ueno, Yoshimi Shoji, and Ikuo Nakanishi
Free Radical Res., 55 (4), 450-460 (2021). Open access
DOI: 10.1080/10715762.2021.1899171
Released: March 17, 2021 - Multimodal Functional Imaging for Cancer/Tumor Microenvironments based on MRI, EPRI, and PET
Ken-ichoro Matsumoto, James B. Mitchell, and Murali C. Krishna
Molecules, 26 (6), 1614 (2021). Open access
DOI: 10.3390/molecules26061614
Released: March 14, 2021 - Quantification of Radiation-Induced Reactive Oxygen Species and Its Generation Density in Water
Ken-ichiro Matsumoto,* Megumi Ueno, Yoshimi Shoji, and Ikuo Nakanishi
Radiat. Biol. Res. Commun., 55 (4), 303-321 (2020).
URL: http://rbrc.kenkyuukai.jp/special/?id=34876
Released: December, 2020
プロシーディング/Proceedings
- pH Effect on the Scavenging Reaction of Ascorbic Acid against Selected Radicals in Phosphate Buffer Solutions
Ikuo Nakanishi, Yoshimi Shoji, Kei Ohkubo, Toshihiko Ozawa, Ken-ichiro Matsumoto, and Shunichi Fukuzumi
Free Radical Biol. Med., 180 (Supplement 1), S64 (2022).
DOI: 10.1016/j.freeradbiomed.2021.12.146
Released: February 20, 2022 - Initial Molecular Geometry of Radiation-Induced Reactive Species in Water
Ken-ichiro Matsumoto, Megumi Ueno, Yoshimi Shoji, and Ikuo Nakanishi
Free Radical Biol. Med., 180 (Supplement 1), S63-S64 (2022).
DOI: 10.1016/j.freeradbiomed.2021.12.145
Released: February 20, 2022 - Effect of Reaction Media on the Scavenging Reaction of Water-Solubilized 2,2-Diphenyl-1-picrylhydrzyl Radical by Ascorbic Acid
Ikuo Nakanishi, Yoshimi Shoji, Kei Ohkubo, Toshihiko Ozawa, Ken-ichiro Matsumoto, and Shunichi Fukuzumi
Free Radical Biol. Med., 165 (Supplement 1), 55-56 (2021).
DOI: 10.1016/j.freeradbiomed.2020.12.422
Released: March 2021 - Oxygen Independent Generation of Hydrogen Peroxide in Water Irradiated by Carbon-Ion Beam
Megumi Ueno, Minako Nyui, Ikuo Nakanishi, and Ken-ichiro Matsumoto
Free Radical Biol. Med., 165 (Supplement 1), 55 (2021).
DOI: 10.1016/j.freeradbiomed.2020.12.420
Released: March, 2021 - Effect of Longitudinal Magnetic Field to the Linear Particle-Beam Track on Yields of Hydroxyl Radical and Hydrogen Peroxide in Water
Ken-ichiro Matsumoto, Ikuo Nakanishi, Yasushi Abe, Shinji Sato, Masayuki Muramatasu, Ryosuke Kohno, Dousatsu Sakata, Kota Mizushima, Hideyuki Mizuno, and Taku Inaniwa
Free Radical Biol. Med., 165 (Supplement 1), 28-29 (2021).
DOI: 10.1016/j.freeradbiomed.2020.12.328
Released: March, 2021 - Mechanism of the Scavenging Reaction of a Nitronyl Nitroxide Radical by Ascorbic Acid in Phosphate Buffer Solutions
Ikuo Nakanishi, Yoshimi Shoji, Kei Ohkubo, Toshihiko Ozawa, Ken-ichiro Matsumoto, and Shunichi Fukuzumi
Free Radical Biol. Med., 159 (Supplement 1), S30 (2020).
DOI: 10.1016/j.freeradbiomed.2020.10.089
Released: November 1, 2020 - Oxygen-Independent Generation of Hydrogen Peroxide in Water Irradiated by Carbon-Ion Beam
Megumi Ueno, Minako Nyui, Yoshimi Shoji, Ikuo Nakanishi, and Ken-ichiro Matsumoto
Free Radical Biol. Med., 159 (Supplement 1), S27-S28 (2020).
DOI: 10.1016/j.freeradbiomed.2020.10.083
Released: November 1, 2020 - Kinetic Isotope Effect in the Reaction of Water-Soluble Antioxidants with Water-Solubilized 2,2-Diphenyl-1-picrylhydrazyl Radical in Aqueous Buffer Solutions
Ikuo Nakanishi, Yoshimi Shoji, Kei Ohkubo, Toshihiko Ozawa, and Ken-ichiro Matsumoto
Free Radical Biol. Med., 145 (Supplement 1), S34 (2019).
DOI: 10.1016/j.freeradbiomed.2019.10.086
Released: November 15, 2019 - Quantification of X-ray Induced Hydrogen Radicals in an Aqueous Solution Using EPR Spin-Trapping
Yusuke Makino, Emiko Sekine-Suzuki, Minako Nyui, Megumi Ueno, Ikuo Nakanishi, Koji Fukui, and Ken-ichiro Matsumoto
Free Radical Biol. Med., 145 (Supplement 1), S32 (2019).
DOI: 10.1016/j.freeradbiomed.2019.10.080
Released: November 15, 2019 - Effects of Extremely Small Doses, 100 mGy a Day, Five Times a Week, Total of Twelve Weeks of Low-Dose Fractionated X-irradiation on Mice Hair Root
Hideyuki Majima, Hiromu Ito, Tomoko Fukushige, Hiroko Indo, Yoshihiro Kawabata, Ken-ichiro Matsumoto, Ikuo Nakanishi, Akihide Tanimoto, Takuro Kanekura, Clare Hawkins, Michael Davies, William St. Clair, and Daret St. Clair
Free Radical Biol. Med., 145 (Supplement 1), S31-S32 (2019).
DOI: 10.1016/j.freeradbiomed.2019.10.079
Released: November 15, 2019 - Evaluation of the Radical-Scavenging Activity of Antioxidants in Water Using a Water-Solubilized 2,2-Diphenyl-1-picrylhydrazyl Radical
Ikuo Nakanishi, Kei Ohkubo, Toshihiko Ozawa, and Ken-ichiro Matsumoto
Mong. J. Phys., 5, 67-71 (2019).
Released: April 16, 2019