Masakazu Umezawa

Researcher Name Resolver ID ORCID

Publication Activity (10 Years)

Years Active: 2019-2024
Publications (10 Years): 35

Top Venues

ACS applied bio materials

Analytical sciences : the international journal of the Japan Society for Analytical Chemistry

Biomaterials science

RSC advances

Tokyo University of Science

Tokyo University of Science (PHD)

This page only lists publications with an associated author ORCID identifier.

Affiliation History

Tokyo University of Science Apr 01 2016

Japan

Research Associate :: Department of Materials Science and Technology

Education History

Tokyo University of Science Apr 01 2008 - Mar 20 2010

Japan

PHD :: Graduate School of Pharmaceutical Sciences

Publications

Hiroyuki Kurahashi, Masakazu Umezawa, Takanori Ichiki, Kohei Soga
Pixel Screening in Lifetime-Based Temperature Mapping Using β-NaYF 4 :Nd 3+ ,Yb 3+ by Time-Gated Near-Infrared Fluorescence Imaging on Deep Tissue in Live Mice. ACS applied bio materials 7 (6) (2024)
Hiroyuki Kurahashi, Masakazu Umezawa, Takanori Ichiki, Kohei Soga
Pixel Screening in Lifetime-Based Temperature Mapping Using β-NaYF 4 :Nd 3+ ,Yb 3+ by Time-Gated Near-Infrared Fluorescence Imaging on Deep Tissue in Live Mice. ACS applied bio materials (2024)
Masakazu Umezawa, Hikaru Haraguchi, Gaku Sugawara, Konosuke Sato, Hiroyuki Kurahashi, Teiji Oda, Takanori Ichiki, Kohei Soga
Temperature imaging inside fluid devices using a ratiometric near infrared (NIR-II/III) fluorescent Y 2 O 3 : Nd 3+ , Yb 3+ , Er 3+ nanothermometer. Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 40 (7) (2024)
Masakazu Umezawa, Hikaru Haraguchi, Gaku Sugawara, Konosuke Sato, Hiroyuki Kurahashi, Teiji Oda, Takanori Ichiki, Kohei Soga
Temperature imaging inside fluid devices using a ratiometric near infrared (NIR-II/III) fluorescent Y 2 O 3 : Nd 3+ , Yb 3+ , Er 3+ nanothermometer. Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 40 (7) (2024)
Hiroyuki Kurahashi, Masakazu Umezawa, Takanori Ichiki, Kohei Soga
Pixel Screening in Lifetime-Based Temperature Mapping Using β-NaYF 4 :Nd 3+ ,Yb 3+ by Time-Gated Near-Infrared Fluorescence Imaging on Deep Tissue in Live Mice. ACS applied bio materials 7 (6) (2024)
Masakazu Umezawa, Hikaru Haraguchi, Gaku Sugawara, Konosuke Sato, Hiroyuki Kurahashi, Teiji Oda, Takanori Ichiki, Kohei Soga
Temperature imaging inside fluid devices using a ratiometric near infrared (NIR-II/III) fluorescent Y 2 O 3 : Nd 3+ , Yb 3+ , Er 3+ nanothermometer. Analytical sciences : the international journal of the Japan Society for Analytical Chemistry (2024)
Masakazu Umezawa, Hikaru Haraguchi, Gaku Sugawara, Konosuke Sato, Hiroyuki Kurahashi, Teiji Oda, Takanori Ichiki, Kohei Soga
Temperature imaging inside fluid devices using a ratiometric near infrared (NIR-II/III) fluorescent Y 2 O 3 : Nd 3+ , Yb 3+ , Er 3+ nanothermometer. Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 40 (7) (2024)
Hiroyuki Kurahashi, Masakazu Umezawa, Takanori Ichiki, Kohei Soga
Pixel Screening in Lifetime-Based Temperature Mapping Using β-NaYF 4 :Nd 3+ ,Yb 3+ by Time-Gated Near-Infrared Fluorescence Imaging on Deep Tissue in Live Mice. ACS applied bio materials 7 (6) (2024)
Thi Kim Dung Doan, Masakazu Umezawa, Ikeda Kazuno, Kazunobu Ohnuki, Mizuki Akatsuka, Takanori Ichiki, Masao Kamimura, Masayuki Yamaguchi, Hirofumi Fujii, Kohei Soga
Influence of Carboxyl Group Ratios on the Design of Breast Cancer Targeting Bimodal MR/NIR-II Imaging Probe from PLGA@Gd-DOTA@PEG Micelles Conjugating Herceptin. ACS applied bio materials (2023)
Masakazu Umezawa, Yuichi Ueya, Kotoe Ichihashi, Doan Thi Kim Dung, Kohei Soga
Controlling Molecular Dye Encapsulation in the Hydrophobic Core of Core-Shell Nanoparticles for In Vivo Imaging. Biomedical materials & devices (New York, N.Y.) (2023)
Thi Kim Dung Doan, Masakazu Umezawa, Takanori Ichiki, Masao Kamimura, Kohei Soga
Enhancing near-infrared fluorescence intensity and stability of PLGA-b-PEG micelles by introducing Gd-DOTA at the core boundary. Journal of biomedical materials research. Part B, Applied biomaterials (2023)
Tomohiro Mitsui, Akino Mori, Toshihiro Takamatsu, Tomohiro Kadota, Konosuke Sato, Ryodai Fukushima, Takanori Ichiki, Masakazu Umezawa, Hiroshi Takemura, Hideo Yokota, Takeshi Kuwata, Takahiro Kinoshita, Hiroaki Ikematsu, Tomonori Yano, Shin Maeda, Kohei Soga
Evaluating the identification of the extent of gastric cancer by over-1000 nm near-infrared hyperspectral imaging using surgical specimens. Journal of biomedical optics 28 (8) (2023)
Masakazu Umezawa, Yuichi Ueya, Kotoe Ichihashi, Doan Thi Kim Dung, Kohei Soga
Controlling Molecular Dye Encapsulation in the Hydrophobic Core of Core-Shell Nanoparticles for In Vivo Imaging. Biomedical materials & devices (New York, N.Y.) (2023)
Masakazu Umezawa, Hisanori Kobayashi, Kotoe Ichihashi, Shota Sekiyama, Takanori Ichiki, Masao Kamimura, Kohei Soga
Heat Treatment Effects for Controlling Dye Molecular States in the Hydrophobic Core of Over-1000 nm Near-Infrared (NIR-II) Fluorescent Micellar Nanoparticles. ACS omega 7 (7) (2022)
Kotoe Ichihashi, Masakazu Umezawa, Yuichi Ueya, Takanori Ichiki, Eiji Takamoto, Takashi Matsuda, Masao Kamimura, Kohei Soga
Effect of the enantiomeric structure of hydrophobic polymers on the encapsulation properties of a second near infrared (NIR-II) fluorescent dye for in vivo deep imaging. RSC advances 12 (3) (2022)
Thi Kim Dung Doan, Masakazu Umezawa, Takanori Ichiki, Masao Kamimura, Masayuki Yamaguchi, Hirofumi Fujii, Kohei Soga
The effect of Gd-DOTA locations within PLGA- b -PEG micelle encapsulated IR-1061 on bimodal over-1000 nm near-infrared fluorescence and magnetic resonance imaging. Biomaterials science 10 (21) (2022)
Thi Kim Dung Doan, Masakazu Umezawa, Kazunobu Ohnuki, Karina Nigoghossian, Takanori Ichiki, Masao Kamimura, Masayuki Yamaguchi, Hirofumi Fujii, Kohei Soga
The influence of Gd-DOTA conjugating ratios to PLGA-PEG micelles encapsulated IR-1061 on bimodal over-1000 nm near-infrared fluorescence and magnetic resonance imaging. Biomaterials science 10 (5) (2022)
Naoya Sakaguchi, Samal Kaumbekova, Ryodai Itano, Mehdi Amouei Torkmahalleh, Dhawal Shah, Masakazu Umezawa
Changes in the Secondary Structure and Assembly of Proteins on Fluoride Ceramic (CeF 3 ) Nanoparticle Surfaces. ACS applied bio materials 5 (6) (2022)
Kohei Yamaguchi, Kenta Yokoi, Masakazu Umezawa, Koji Tsuchiya, Yasuyuki Yamada, Seiji Tobita
Design, Synthesis, and Anticancer Activity of Triptycene-Peptide Hybrids that Induce Paraptotic Cell Death in Cancer Cells. Bioconjugate chemistry 33 (4) (2022)
Kenta Yokoi, Kohei Yamaguchi, Masakazu Umezawa, Koji Tsuchiya, Seiji Tobita
Induction of Paraptosis by Cyclometalated Iridium Complex-Peptide Hybrids and CGP37157 via a Mitochondrial Ca 2+ Overload Triggered by Membrane Fusion between Mitochondria and the Endoplasmic Reticulum. Biochemistry 61 (8) (2022)
Keiko Tezuka, Masakazu Umezawa, Te-I Liu, Koki Nomura, Kyohei Okubo, Hsin-Cheng Chiu, Masao Kamimura, Kohei Soga
Upconversion Luminescent Nanostructure with Ultrasmall Ceramic Nanoparticles Coupled with Rose Bengal for NIR-Induced Photodynamic Therapy. ACS applied bio materials 4 (5) (2021)
Yuichi Ueya, Masakazu Umezawa, Yuka Kobayashi, Hisanori Kobayashi, Kotoe Ichihashi, Takashi Matsuda, Eiji Takamoto, Masao Kamimura, Kohei Soga
Design of Over-1000 nm Near-Infrared Fluorescent Polymeric Micellar Nanoparticles by Matching the Solubility Parameter of the Core Polymer and Dye. ACS nanoscience Au 1 (1) (2021)
Toshihiro Takamatsu, Yuichi Kitagawa, Kohei Akimoto, Ren Iwanami, Yuto Endo, Kenji Takashima, Takanori Ichiki, Masakazu Umezawa, Takeshi Kuwata, Daiki Sato, Tomohiro Kadota, Tomohiro Mitsui, Hiroaki Ikematsu, Hideo Yokota, Kohei Soga, Hiroshi Takemura
Over 1000 nm Near-Infrared Multispectral Imaging System for Laparoscopic In Vivo Imaging. Sensors (Basel, Switzerland) 21 (8) (2021)
Chandrasekar Balachandran, Kenta Yokoi, Kana Naito, Jebiti Haribabu, Yuichi Tamura, Masakazu Umezawa, Koji Tsuchiya, Toshitada Yoshihara, Seiji Tobita, Shin Aoki
Cyclometalated Iridium(III) Complex-Cationic Peptide Hybrids Trigger Paraptosis in Cancer Cells via an Intracellular Ca2+ Overload from the Endoplasmic Reticulum and a Decrease in Mitochondrial Membrane Potential. Molecules (Basel, Switzerland) 26 (22) (2021)
Takanori Ichiki, Yuichi Kitagawa, Naoki Hosokawa, Masakazu Umezawa, Masao Kamimura, Tomonori Kamiya, Naoko Ohtani, Kohei Soga
Visualization of quantitative lipid distribution in mouse liver through near-infrared hyperspectral imaging. Biomedical optics express 12 (2) (2021)
Yuichi Ueya, Masakazu Umezawa, Eiji Takamoto, Moe Yoshida, Hisanori Kobayashi, Masao Kamimura, Kohei Soga
Designing highly emissive over-1000 nm near-infrared fluorescent dye-loaded polystyrene-based nanoparticles for in vivo deep imaging. RSC advances 11 (31) (2021)
Takanori Ichiki, Masakazu Umezawa, Kohei Soga
Near Infrared Fluorescent Nanostructure Design for Organic/Inorganic Hybrid System. Biomedicines 9 (11) (2021)
Yuichi Ueya, Masakazu Umezawa, Yuka Kobayashi, Hisanori Kobayashi, Kotoe Ichihashi, Takashi Matsuda, Eiji Takamoto, Masao Kamimura, Kohei Soga
Design of Over-1000 nm Near-Infrared Fluorescent Polymeric Micellar Nanoparticles by Matching the Solubility Parameter of the Core Polymer and Dye. ACS nanoscience Au 1 (1) (2021)
Takanori Ichiki, Ryuta Takeda, Shuhei Murayama, Masakazu Umezawa, Masao Kamimura, Kensuke Osada, Ichio Aoki, Kohei Soga
Size-controlled bimodal in vivo nanoprobes as near-infrared phosphors and positive contrast agents for magnetic resonance imaging. Science and technology of advanced materials 22 (1) (2021)
Ying-Ji Li, Takako Shimizu, Yusuke Shinkai, Tomomi Ihara, Masao Sugamata, Katsuhito Kato, Maiko Kobayashi, Yukiyo Hirata, Hirofumi Inagaki, Makoto Uzuki, Toshio Akimoto, Masakazu Umezawa, Ken Takeda, Arata Azuma, Masayuki Yamamoto, Tomoyuki Kawada
Nrf2 Lowers the Risk of Lung Injury via Modulating the Airway Innate Immune Response Induced by Diesel Exhaust in Mice. Biomedicines 8 (10) (2020)
Hamida Saleh, Atef M K Nassar, Ahmed Elsayed Noreldin, Dalia Samak, Norhan Elshony, Lamiaa Wasef, Yasser Hosny Ali Elewa, Shaimaa M A Hassan, Abdullah A Saati, Helal F Hetta, Gaber El-Saber Batiha, Masakazu Umezawa, Hazem M Shaheen, Yasser S El-Sayed
Chemo-Protective Potential of Cerium Oxide Nanoparticles against Fipronil-Induced Oxidative Stress, Apoptosis, Inflammation and Reproductive Dysfunction in Male White Albino Rats. Molecules (Basel, Switzerland) 25 (15) (2020)
Gil Yeroslavsky, Masakazu Umezawa, Kyohei Okubo, Karina Nigoghossian, Doan Thi Kim Dung, Keiji Miyata, Masao Kamimura, Kohei Soga
Stabilization of indocyanine green dye in polymeric micelles for NIR-II fluorescence imaging and cancer treatment. Biomaterials science 8 (8) (2020)
Masakazu Umezawa, Toshihiro Sera, Hideo Yokota, Maho Takematsu, Masahiko Morita, Gil Yeroslavsky, Masao Kamimura, Kohei Soga
Computed tomography for in vivo deep over-1000 nm near-infrared fluorescence imaging. Journal of biophotonics 13 (8) (2020)
Masakazu Umezawa, Shinsuke Haruguchi, Rihito Fukushima, Shota Sekiyama, Masao Kamimura, Kohei Soga
Rapid increase in transparency of biological organs by matching refractive index of medium to cell membrane using phosphoric acid. RSC advances 9 (27) (2019)
Shota Sekiyama, Masakazu Umezawa, Yoko Iizumi, Takuji Ube, Toshiya Okazaki, Masao Kamimura, Kohei Soga
Delayed Increase in Near-Infrared Fluorescence in Cultured Murine Cancer Cells Labeled with Oxygen-Doped Single-Walled Carbon Nanotubes. Langmuir : the ACS journal of surfaces and colloids 35 (3) (2019)

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Publication Activity (10 Years)

Top Topics

Top Venues

Masakazu Umezawa