Masamichi Koyanagi

Kyorin University Hospital — Japan

Biochemistry, Genetics and Molecular Biology · Life Sciences

32h-index5.0kcitations87works0.02yr avg
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Research Topics

Congenital heart defects research(17), Mesenchymal stem cell research(15), Tissue Engineering and Regenerative Medicine(15), Nitric Oxide and Endothelin Effects(10), Pluripotent Stem Cells Research(8)

Publications87 total

Correlation between CT Value on Lung Subtraction CT and Radioactive Count on Perfusion Lung Single Photon Emission CT in Chronic Thromboembolic Pulmonary Hypertension
Diagnostics·2022· 1 citedOpen Access
Teaching Video NeuroImage: ECG-Gated 4-D CT Angiography Can Detect Aortic Plaque Mobility in Cryptogenic Stroke
Neurology·2021Open Access
Methotrexate Enhances Apoptosis of Transmembrane TNF-Expressing Cells Treated With Anti-TNF Agents
Frontiers in Immunology·2020· 5 citedOpen Access
Improved delineation of CT virtual bronchoscopy by ultrahigh-resolution CT: comparison among different reconstruction parameters
Japanese Journal of Radiology·2020· 13 citedOpen Access
Effect of Ultra High-Resolution Computed Tomography and Model-Based Iterative Reconstruction on Detectability of Simulated Submillimeter Artery
Journal of Computer Assisted Tomography·2020· 13 cited
NI-23 ULTRA-HIGH-RESOLUTION CT ANGIOGRAPHY FOR BRAIN TUMOR SURGERY
Neuro-Oncology Advances·2019Open Access
NI-22 IMPROVED DELINEATION OF THE SUPERFICIAL CEREBRAL VENOUS SYSTEM IN BRAIN CT ANGIOGRAPHY BY ULTRAHIGH-RESOLUTION CT FOR ASSISTING BRAIN TUMOR SURGERY
Neuro-Oncology Advances·2019Open Access
Three-dimensional imaging of vocalizing larynx by ultra-high-resolution computed tomography
European Archives of Oto-Rhino-Laryngology·2019· 16 cited
Clinical Applications of the Latest Ultra-High-Resolution CT and Iterative Reconstruction Algorithm: Things Radiologist and Radiographer Need to Know
European Society of Radiology·2018· 1 citedOpen Access
Heparin Induces the Mobilization of Heart-Derived Multipotent Mesoangioblasts During Cardiac Surgery With Cardiopulmonary Bypass or Cardiac Catheterization
Circulation Journal·2017· 1 citedOpen Access
Elongated ascending aorta predicts a short distance between his‐bundle potential recording site and coronary sinus ostium
Journal of Arrhythmia·2017· 5 citedOpen Access
FoxO1 signaling plays a pivotal role in the cardiac telomere biology responses to calorie restriction
Molecular and Cellular Biochemistry·2015· 21 citedOpen Access
Calorie restriction increases telomerase activity, enhances autophagy, and improves diastolic dysfunction in diabetic rat hearts
Molecular and Cellular Biochemistry·2015· 27 citedOpen Access
Altered expression of genes associated with telomere maintenance and cell function of human vascular endothelial cell at elevated temperature
Molecular and Cellular Biochemistry·2014· 7 cited
Abstract 13886: Heparin Induces the Mobilization of Human Multipotent Circulating Mesoangioblasts From the Heart
Circulation·2013
Alterations in the telomere length distribution and the subtelomeric methylation status in human vascular endothelial cells under elevated temperature in culture condition
Aging Clinical and Experimental Research·2013· 7 cited
Pulmonary volumetric analyses based on three-dimensional computed tomography (3D-CT) compared with pulmonary function test
Medical Entomology and Zoology·2013Open Access
Telomerase activity and telomere length distribution in vascular endothelial cells in a short‐term culture under the presence of hydrogen peroxide
Geriatrics and gerontology international/Geriatrics & gerontology international·2012· 15 cited
Pulmonary volumetric analyses based on three-dimensional computed tomography (3D-CT), compared with pulmonary function test
2012
The gender-related alterations in the telomere lenght and subtelomeric methylation in patients with Parkinson’s disease
Ageing Research·2012· 1 citedOpen Access
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Frequent Co-authors

Stefanie Dimmeler(20), Andreas M. Zeiher(18), Kensuke Egashira(13), Akira Takeshita(13), Shiro Kitamoto(11), Carmen Urbich(10), Naoki Makino(10), Chu Kataoka(9), Hiroaki Shimokawa(8), Masayoshi Iwasaki(7), Makoto Usui(7), Toyoki Maeda(7), Weihua Ni(6), Stefan Rupp(6), Makoto Katoh(5), Kisho Ohtani(4), Ralf P. Brandes(4), Judith Haendeler(4), Shujiro Inoue(4), Hideharu Tomita(4)