Keiji Umetani

Chiba University — Japan

Physics and Astronomy · Physical Sciences

32h-index3.2kcitations227works0.02yr avg
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Research Topics

Advanced X-ray Imaging Techniques(41), Cardiac Imaging and Diagnostics(33), Medical Imaging Techniques and Applications(33), Advanced MRI Techniques and Applications(29), Advanced X-ray and CT Imaging(28)

Publications227 total

FC-BENTEN: Synchrotron X-Ray Experimental Database for Polymer-Electrolyte Fuel-Cell Material Analysis
Applied Sciences·2025Open Access
[Paper] Electrochemical Morphology Control of Silver Nanoparticles in Silver Deposition-Based Electrochromic Devices Employing a Derivative of Ethylenediaminetetraacetic Acid
ITE Transactions on Media Technology and Applications·2025Open Access
Improvement of Coloration Property in Silver Deposition-Based Electrochromic Device with Organic Stabilizing Agents
Proceedings of the International Display Workshops·2024
Extraction of alveolar walls in 3D lung micro-images from large-field synchrotron radiation micro-CT using U-Net
2023
Counting of alveoli in synchrotron radiation 3D CT images using U-Net
2022
Pulmonary alveoli cluster analysis of 3D human lung microstructure using synchrotron radiation micro-CT
2022
Using Synchrotron Radiation Imaging Techniques to Elucidate the Actions of Hexarelin in the Heart of Small Animal Models
Frontiers in Physiology·2022· 2 citedOpen Access
Three-dimensional analysis of alveolar construction using synchrotron radiation CT with a large-field microscope
IEICE Technical Report; IEICE Tech. Rep.·2021
Alveolar sac analysis of 3D human lung microstructure using synchrotron radiation micro-CT
2021
Evaluation of right coronary vascular dysfunction in severe pulmonary hypertensive rats using synchrotron radiation microangiography
American Journal of Physiology-Heart and Circulatory Physiology·2021· 5 cited
β-blockade prevents coronary macro- and microvascular dysfunction induced by a high salt diet and insulin resistance in the Goto–Kakizaki rat
Clinical Science·2021· 13 cited
Exercise Regulates MicroRNAs to Preserve Coronary and Cardiac Function in the Diabetic Heart
Circulation Research·2020· 84 citedOpen Access
Biomedical Micro-CT and Micro-angiography Systems Using High Megapixel Digital Single-lens Reflex Cameras and Synchrotron Radiation
2020· 1 cited
3D microstructure analysis of human pulmonary emphysema using a synchrotron radiation CT
2020
36M-pixel synchrotron radiation micro-CT for whole secondary pulmonary lobule visualization from a large human lung specimen
European Journal of Radiology Open·2020· 23 citedOpen Access
Impaired Right Coronary Vasodilator Function in Pulmonary Hypertensive Rats Assessed by In Vivo Synchrotron Microangiography
2020Open Access
Diastolic dysfunction is initiated by cardiomyocyte impairment ahead of endothelial dysfunction due to increased oxidative stress and inflammation in an experimental prediabetes model
Journal of Molecular and Cellular Cardiology·2019· 39 citedOpen Access
3D microstructural analysis of pulmonary emphysema using a synchrotron radiation micro-CT
IEICE Technical Report; IEICE Tech. Rep.·2019
Pulmonary blood vessels extraction from dual-energy CT images using a synchrotron radiation micro-CT
2019
The blood vessels analysis of 3D lung microstructure using SRmicroCT images
IEICE Technical Report; IEICE Tech. Rep.·2019
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Frequent Co-authors

Mikiyasu Shirai(16), James T. Pearson(15), Daryl O. Schwenke(14), Hirotsugu Tsuchimochi(10), Kentaro Uesugi(9), Hideyuki Yasuda(8), A. Sugiyama(8), Naoto Yagi(7), Tomoya Nagira(7), Masato Yoshiya(7), Takashi Sonobe(7), Yutaka Fujii(7), Amanda J. Edgley(6), Kazuyuki Hyodo(5), Masami Ando(5), Noriaki NAKATSUKA(5), Hidezo Mori(5), Takeshi Kondoh(5), Darren J. Kelly(5), Misa Yoshimoto(5)