Researcher Profile and Settings

Researcher

• Name

  Obokata Masaru

Profile and Settings

• Name

  Masaru, Obokata

Alternate Names

• Masaru Obokata

Affiliation

• Gunma University, University Hospital, Assistant Professor

Education

• Apr. 2012, Mar. 2015, Gunma University, Graduate School of Medicine
• Apr. 2001, Mar. 2007, Gunma University, Faculty of Medicine, School of Medicine

Association Memberships

• The Japanese Circulation Society
• Japanese College of Cardiology
• JAPANESE HEART FAILURE SOCIETY
• JAPANESE SOCIETY OF ECHOCARDIOGRAPHY
• THE JAPANESE SOCIETY OF INTERNAL MEDICINE

Research Experience

• Sep. 2019, 9999, Assistant prof lv
• May 2016, Aug. 2019, Mayo Clinic and Foundation, Department of Cardiovascular Medicine, Research fellow, Researcher postdoc lv
• Apr. 2014, Apr. 2016, Assistant prof lv
• Apr. 2010, Mar. 2012
• Apr. 2009, Mar. 2010, Gunma University, University Hospital, Cardiology Medicine
• Apr. 2007, Mar. 2009
• Gunma University

Research Activities

Research Areas

• Life sciences, Cardiology

Research Interests

• HFpEF
• Echocardiography
• Hemodynamics

Published Papers

• The Authors Reply., Masaru Obokata,Yogesh N V Reddy,Barry A Borlaug, Oct. 2019, JACC. Cardiovascular imaging, 12, 10, 2098, 2099

  DOI
• The neurohormonal basis of pulmonary hypertension in heart failure with preserved ejection fraction., Masaru Obokata,Garvan C Kane,Yogesh N V Reddy,Vojtech Melenovsky,Thomas P Olson,Petr Jarolim,Barry A Borlaug, 01 Dec. 2019, European heart journal, 40, 45, 3707, 3717, Scientific journal

  DOI
• Assessment and Implications of Right Ventricular Afterload in Tetralogy of Fallot., Alexander C Egbe,Nathaniel W Taggart,Yogesh N V Reddy,Mahir Sufian,Keerthana Banala,Rahul Vojjini,Maria Najam,Karim Osman,Masaru Obokata,Barry A Borlaug, 01 Dec. 2019, The American journal of cardiology, 124, 11, 1780, 1784, Scientific journal

  DOI
• Activation of cardiac AMPK-FGF21 feed-forward loop in acute myocardial infarction: Role of adrenergic overdrive and lipolysis byproducts., Hiroaki Sunaga,Norimichi Koitabashi,Tatsuya Iso,Hiroki Matsui,Masaru Obokata,Ryo Kawakami,Masami Murakami,Tomoyuki Yokoyama,Masahiko Kurabayashi, 14 Aug. 2019, Scientific reports, 9, 1, 11841, 11841, Scientific journal

  DOI
• Periostin-expressing cell-specific transforming growth factor-β inhibition in pulmonary artery prevents pulmonary arterial hypertension., Mitsuru Seki,Nozomi Furukawa,Norimichi Koitabashi,Masaru Obokata,Simon J Conway,Hirokazu Arakawa,Masahiko Kurabayashi, 2019, PloS one, 14, 8, e0220795, Scientific journal

  DOI
• Endothelium-dependent and independent coronary microvascular dysfunction in patients with heart failure with preserved ejection fraction., Jeong Hoon Yang,Masaru Obokata,Yogesh N V Reddy,Margaret M Redfield,Amir Lerman,Barry A Borlaug, Mar. 2020, European journal of heart failure, 22, 3, 432, 441, Scientific journal

  DOI
• Effects of Interatrial Shunt on Pulmonary Vascular Function in Heart Failure With Preserved Ejection Fraction., Masaru Obokata,Yogesh N V Reddy,Sanjiv J Shah,David M Kaye,Finn Gustafsson,Gerd Hasenfuβ,Elke Hoendermis,Sheldon E Litwin,Jan Komtebedde,Carolyn Lam,Daniel Burkhoff,Barry A Borlaug, 26 Nov. 2019, Journal of the American College of Cardiology, 74, 21, 2539, 2550, Scientific journal

  DOI
• Noninvasive evaluation of pulmonary artery pressure during exercise: the importance of right atrial hypertension., Masaru Obokata,Garvan C Kane,Hidemi Sorimachi,Yogesh N V Reddy,Thomas P Olson,Alexander C Egbe,Vojtech Melenovsky,Barry A Borlaug, Feb. 2020, The European respiratory journal, 55, 2, Scientific journal

  DOI
• The haemodynamic basis of lung congestion during exercise in heart failure with preserved ejection fraction., Yogesh N V Reddy,Masaru Obokata,Brandon Wiley,Katlyn E Koepp,Caitlin C Jorgenson,Alexander Egbe,Vojtech Melenovsky,Rickey E Carter,Barry A Borlaug, 01 Dec. 2019, European heart journal, 40, 45, 3721, 3730, Scientific journal

  DOI
• Adverse Renal Response to Decongestion in the Obese Phenotype of Heart Failure With Preserved Ejection Fraction., Yogesh N V Reddy,Masaru Obokata,Jeffrey M Testani,G Michael Felker,W H Wilson Tang,Omar F Abou-Ezzeddine,Jie-Lena Sun,Hrishikesh Chakrabothy,Steven McNulty,Sanjiv J Shah,Gregory D Lewis,Lynne W Stevenson,Margaret M Redfield,Barry A Borlaug, Feb. 2020, Journal of cardiac failure, 26, 2, 101, 107, Scientific journal

  DOI
• The relationship between antecedent creatinine decreases and outcomes in patients undergoing hemodialysis., Tomonari Harada,Hidemi Sorimachi,Masaru Obokata,Hiroaki Sunaga,Hideki Ishida,Kyoko Ito,Tetsuya Ogawa,Yoshitaka Ando,Masahiko Kurabayashi,Kazuaki Negishi, Jan. 2020, Hemodialysis international. International Symposium on Home Hemodialysis, 24, 1, 89, 98, Scientific journal

  DOI
• Clinical efficacy of optical coherence tomography-guided versus intravascular ultrasound-guided rotational atherectomy for calcified coronary lesion., Norihiro Kobayashi,Yoshiaki Ito,Masahiro Yamawaki,Motoharu Araki,Masaru Obokata,Yasunari Sakamoto,Shinsuke Mori,Masakazu Tsutsumi,Yohsuke Honda,Kenji Makino,Shigemitsu Shirai,Masafumi Mizusawa,Keisuke Hirano, 17 Dec. 2019, EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology, Scientific journal

  DOI
• Functional mitral regurgitation and left atrial myopathy in heart failure with preserved ejection fraction., Maria Tamargo,Masaru Obokata,Yogesh N V Reddy,Sorin V Pislaru,Grace Lin,Alexander C Egbe,Rick A Nishimura,Barry A Borlaug, Mar. 2020, European journal of heart failure, 22, 3, 489, 498, Scientific journal

  DOI
• Early Lifestyle Modification Is an Essential Step in Telemedicine for Heart Failure., Norimichi Koitabashi,Masaru Obokata,Masahiko Kurabayashi, 25 Feb. 2020, Circulation journal : official journal of the Japanese Circulation Society, 84, 3, 380, 381, Scientific journal

  DOI
• Doppler-Derived Arterial Load Indices Better Reflect Left Ventricular Afterload Than Systolic Blood Pressure in Coarctation of Aorta., Alexander C Egbe,Yogesh N V Reddy,Masaru Obokata,Barry A Borlaug, Feb. 2020, Circulation. Cardiovascular imaging, 13, 2, e009672, Scientific journal

  DOI
• Quality of life in heart failure with preserved ejection fraction: importance of obesity, functional capacity, and physical inactivity., Yogesh N V Reddy,Aruna Rikhi,Masaru Obokata,Sanjiv J Shah,Gregory D Lewis,Omar F AbouEzzedine,Shannon Dunlay,Steven McNulty,Hrishikesh Chakraborty,Lynne W Stevenson,Margaret M Redfield,Barry A Borlaug, 09 Mar. 2020, European journal of heart failure, Scientific journal

  DOI
• Clinical features of dermatomyositis associated with anti-MDA5 antibodies by age., Koichi Yamaguchi,Aya Yamaguchi,Yuji Onuki,Miki Itai,Chiharu Kashiwagi,Kazutaka Takehara,Shuhei Aoki,Azusa Kanaya,Kohei Taguchi,Kazue Umetsu,Kazuma Oshima,Megumi Uchida,Hayato Kimura,Morimitsu Kasahara,Masao Takemura,Kenichiro Hara,Akiko Sekiguchi,Sei-Ichiro Motegi,Yoshinao Muro,Masao Nakasatomi,Rena Motohashi,Toru Sakairi,Junichi Nakagawa,Keiju Hiromura,Masaru Obokata,Masahiko Kurabayashi,Toshitaka Maeno, 30 Mar. 2020, Modern rheumatology, 1, 9, Scientific journal

  DOI
• Heightened Dependence of Left-Heart Filling Pressures on Right-Heart Failure in Congenital Heart Disease., Alexander C Egbe,Rahul Vojjini,Mohamed Badawy,Vaibhav Jain,Crystal R Bonnichsen,Yogesh N V Reddy,Masaru Obokata,Barry A Borlaug, 26 Feb. 2020, The Canadian journal of cardiology, Scientific journal

  DOI
• Targeting pulmonary capillary permeability to reduce lung congestion in heart failure: a randomized, controlled pilot trial., Glenn M Stewart,Bruce D Johnson,Dennis L Sprecher,Yogesh N V Reddy,Masaru Obokata,Steven Goldsmith,Brad Bart,Anna Oughton,Christina Fillmore,David J Behm,Barry A Borlaug, 30 Mar. 2020, European journal of heart failure, Scientific journal

  DOI
• Obesity-Related Heart Failure with Preserved Ejection Fraction: Pathophysiology, Diagnosis, and Potential Therapies., Tomonari Harada,Masaru Obokata, Jul. 2020, Heart failure clinics, 16, 3, 357, 368, Scientific journal

  DOI
• Transient T-wave Pseudonormalization following Pheochromocytoma Crisis, Masaru Obokata,Yoshiaki Kaneko,Hiroaki Yagi,Masahiko Kurabayashi, 2010, INTERNAL MEDICINE, 49, 9, 873, 874

  DOI
• Right ventricular dysfunction and pulmonary hypertension in heart failure with preserved ejection fraction, Masaru Obokata,Barry A. Borlaug, Dec. 2016, EUROPEAN JOURNAL OF HEART FAILURE, 18, 12, 1488, 1490

  DOI
• Left Ventricular Filling Pressures in Heart Failure With Preserved Ejection Fraction Is the Tail Now Wagging the Dog?, Masaru Obokata,Barry A. Borlaug, Nov. 2017, JACC-HEART FAILURE, 5, 11, 802, 804

  DOI
• Role of Diastolic Stress Testing in the Evaluation for Heart Failure With Preserved Ejection Fraction: A Simultaneous Invasive-Echocardiographic Study, Masaru Obokata,Garvan C. Kane,Yogesh N. V. Reddy,Thomas P. Olson,Vojtech Melenovsky,Barry A. Borlaug, Feb. 2017, CIRCULATION, 135, 9, 825, 838, Scientific journal

  DOI
• Is it time to recognize a new phenotype? Heart failure with preserved ejection fraction with pulmonary vascular disease, Barry A. Borlaug,Masaru Obokata, Oct. 2017, EUROPEAN HEART JOURNAL, 38, 38, 2874, 2878

  DOI
• Evidence Supporting the Existence of a Distinct Obese Phenotype of Heart Failure With Preserved Ejection Fraction, Masaru Obokata,Yogesh N. V. Reddy,Sorin V. Pislaru,Vojtech Melenovsky,Barry A. Borlaug, Jul. 2017, CIRCULATION, 136, 1, 6, +, Scientific journal

  DOI
• Response by Obokata and Borlaug to Letter Regarding Article, "Role of Diastolic Stress Testing in the Evaluation for Heart Failure With Preserved Ejection Fraction: A Simultaneous Invasive-Echocardiographic Study", Masaru Obokata,Barry A. Borlaug, Jul. 2017, CIRCULATION, 136, 4, 430, 431

  DOI
• Long-term cardiovascular changes following creation of arteriovenous fistula in patients with end stage renal disease, Yogesh N. V. Reddy,Masaru Obokata,Patrick G. Dean,Vojtech Melenovsky,Karl A. Nath,Barry A. Borlaug, Jun. 2017, EUROPEAN HEART JOURNAL, 38, 24, 1913, 1923, Scientific journal

  DOI
• Arterial Stiffening With Exercise in Patients With Heart Failure and Preserved Ejection Fraction, Yogesh N. V. Reddy,Mads J. Andersen,Masaru Obokata,Katlyn E. Koepp,Garvan C. Kane,Vojtech Melenovsky,Thomas P. Olson,Barry A. Borlaug, Jul. 2017, JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY, 70, 2, 136, 148, Scientific journal

  DOI
• Left atrial strain and compliance in the diagnostic evaluation of heart failure with preserved ejection fraction., Yogesh N V Reddy,Masaru Obokata,Alexander Egbe,Jeong Hoon Yang,Sorin Pislaru,Grace Lin,Rickey Carter,Barry A Borlaug, Jul. 2019, European journal of heart failure, 21, 7, 891, 900

  DOI
• Sex differences in left ventricular afterload and diastolic function are independent from the aortic size., Hidemi Sorimachi,Koji Kurosawa,Kuniko Yoshida,Masaru Obokata,Takashi Noguchi,Minoru Naka,Shoichi Tange,Masahiko Kurabayashi,Kazuaki Negishi, 2019, PloS one, 14, 4, e0214907

  DOI
• Hemodynamic Effects of Weight Loss in Obesity: A Systematic Review and Meta-Analysis., Yogesh N V Reddy,Mahesh Anantha-Narayanan,Masaru Obokata,Katlyn E Koepp,Patricia Erwin,Rickey E Carter,Barry A Borlaug, Aug. 2019, JACC. Heart failure, 7, 8, 678, 687

  DOI
• Characterization of the Obese Phenotype of Heart Failure With Preserved Ejection Fraction: A RELAX Trial Ancillary Study., Yogesh N V Reddy,Gregory D Lewis,Sanjiv J Shah,Masaru Obokata,Omar F Abou-Ezzedine,Marat Fudim,Jie-Lena Sun,Hrishikesh Chakraborty,Steven McNulty,Martin M LeWinter,Douglas L Mann,Lynne W Stevenson,Margaret M Redfield,Barry A Borlaug, Jul. 2019, Mayo Clinic proceedings, 94, 7, 1199, 1209

  DOI
• Diastolic Dysfunction and Heart Failure With Preserved Ejection Fraction: Understanding Mechanisms by Using Noninvasive Methods., Masaru Obokata,Yogesh N V Reddy,Barry A Borlaug, Jan. 2020, JACC. Cardiovascular imaging, 13, 1 Pt 2, 245, 257

  DOI
• Myocardial Injury and Cardiac Reserve in Patients With Heart Failure and Preserved Ejection Fraction., Obokata M,Reddy YNV,Melenovsky V,Kane GC,Olson TP,Jarolim P,Borlaug BA, Jul. 2018, Journal of the American College of Cardiology, 72, 1, 29, 40

  DOI
• Hemodynamic Correlates and Diagnostic Role of Cardiopulmonary Exercise Testing in Heart Failure With Preserved Ejection Fraction., Reddy YNV,Olson TP,Obokata M,Melenovsky V,Borlaug BA, Aug. 2018, JACC. Heart failure, 6, 8, 665, 675

  DOI
• The Other Atrium in Heart Failure., Borlaug BA,Obokata M, Aug. 2019, JACC. Cardiovascular imaging, 12, 8 Pt 1, 1471, 1473

  DOI
• Left atrial dysfunction: the next key target in heart failure with preserved ejection fraction., Obokata M,Borlaug BA, Apr. 2019, European journal of heart failure, 21, 4, 506, 508

  DOI
• The Role of Echocardiography in Heart Failure with Preserved Ejection Fraction: What Do We Want from Imaging?, Obokata M,Reddy YNV,Borlaug BA, Apr. 2019, Heart failure clinics, 15, 2, 241, 256

  DOI
• Echocardiography-based pressure-volume loop assessment in the evaluation for the effects of indoxyl sulfate on cardiovascular function., Obokata M,Kurosawa K,Ishida H,Ito K,Ogawa T,Ando Y,Kurabayashi M,Negishi K, Mar. 2019, Journal of echocardiography, 17, 1, 35, 43

  DOI
• Relationships of high cardiac output with ventricular morphology, myocardial energetics, and energy costs in hemodialysis patients with preserved ejection fraction., Harada T,Obokata M,Kurosawa K,Sorimachi H,Yoshida K,Ishida H,Ito K,Ogawa T,Ando Y,Kurabayashi M,Negishi K, Mar. 2019, The international journal of cardiovascular imaging, 35, 3, 469, 479

  DOI
• Deterioration in right ventricular structure and function over time in patients with heart failure and preserved ejection fraction., Obokata M,Reddy YNV,Melenovsky V,Pislaru S,Borlaug BA, Feb. 2019, European heart journal, 40, 8, 689, 697

  DOI
• The β-Adrenergic Agonist Albuterol Improves Pulmonary Vascular Reserve in Heart Failure With Preserved Ejection Fraction., Reddy YNV,Obokata M,Koepp KE,Egbe AC,Wiley B,Borlaug BA, Jan. 2019, Circulation research, 124, 2, 306, 314

  DOI
• Venous congestion and pulmonary vascular function in Fontan circulation: Implications for prognosis and treatment., Egbe AC,Reddy YNV,Khan AR,Al-Otaibi M,Akintoye E,Obokata M,Borlaug BA, Nov. 2018, International journal of cardiology, 271, 312, 316

  DOI
• Differences between first-generation and second-generation drug-eluting stent regarding in-stent neoatherosclerosis characteristics: an optical coherence tomography analysis., Kobayashi N,Ito Y,Yamawaki M,Araki M,Sakai T,Obokata M,Sakamoto Y,Mori S,Tsutsumi M,Nauchi M,Honda Y,Tokuda T,Makino K,Shirai S,Hirano K, Oct. 2018, The international journal of cardiovascular imaging, 34, 10, 1521, 1528

  DOI
• Early increase in serum fatty acid binding protein 4 levels in patients with acute myocardial infarction., Obokata M,Iso T,Ohyama Y,Sunaga H,Kawaguchi T,Matsui H,Iizuka T,Fukuda N,Takamatsu H,Koitabashi N,Funada R,Takama N,Kasama S,Kaneko Y,Yokoyama T,Murakami M,Kurabayashi M, Sep. 2018, European heart journal. Acute cardiovascular care, 7, 6, 561, 569

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• The strengths and limitations of E/e' in heart failure with preserved ejection fraction., Obokata M,Borlaug BA, Sep. 2018, European journal of heart failure, 20, 9, 1312, 1314

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• Left Atrial Contracture or Failure to Dilate., Obokata M,Reddy YNV,Yang JH,Wiley BM,Borlaug BA, Sep. 2018, Circulation. Heart failure, 11, 9, e005163

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• Haemodynamics, dyspnoea, and pulmonary reserve in heart failure with preserved ejection fraction., Obokata M,Olson TP,Reddy YNV,Melenovsky V,Kane GC,Borlaug BA, Aug. 2018, European heart journal, 39, 30, 2810, 2821

  DOI
• A Simple, Evidence-Based Approach to Help Guide Diagnosis of Heart Failure With Preserved Ejection Fraction., Reddy YNV,Carter RE,Obokata M,Redfield MM,Borlaug BA, Aug. 2018, Circulation, 138, 9, 861, 870

  DOI
• Exercise unmasks distinct pathophysiologic features in heart failure with preserved ejection fraction and pulmonary vascular disease., Gorter TM,Obokata M,Reddy YNV,Melenovsky V,Borlaug BA, Aug. 2018, European heart journal, 39, 30, 2825, 2835

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• Stress Imaging in Heart Failure: Physiologic, Diagnostic, and Therapeutic Insights., Obokata M,Borlaug BA, May 2018, Circulation. Cardiovascular imaging, 11, 5, e007785

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• Skeletal Muscle Compensation for Cardiac Muscle Insufficiency in Heart Failure and Reduced Ejection Fraction., Reddy YNV,Obokata M,Haykowsky MJ,Borlaug BA, Jan. 2018, Circulation. Heart failure, 11, 1, e004714

  DOI
• Response by Obokata and Borlaug to Letters Regarding Article, "Evidence Supporting the Existence of a Distinct Obese Phenotype of Heart Failure With Preserved Ejection Fraction"., Obokata M,Borlaug BA, Jan. 2018, Circulation, 137, 4, 416, 417

  DOI
• High Prevalence of Occult Heart Failure With Preserved Ejection Fraction Among Patients With Atrial Fibrillation and Dyspnea., Reddy YNV,Obokata M,Gersh BJ,Borlaug BA, Jan. 2018, Circulation, 137, 5, 534, 535

  DOI
• [Left Atrial Strain Independently and Incrementally Predicts High Risk Thromboembolic Findings Over CHA2DS2-VASc Score and BNP]., Kurosawa K,Negishi K,Obokata M,Sorimachi H,Masuda K,Machida T,Kurabayashi M,Murakami M, Feb. 2017, Rinsho byori. The Japanese journal of clinical pathology, 65, 2, 138, 146
• Massive pleural effusion due to pleural AA amyloidosis., Shimizu Y,Endou K,Hashizume Y,Kawata T,Horie T,Ogura H,Obokata M,Toyoda M,Ito H,Takise A, Dec. 2012, American journal of respiratory and critical care medicine, 186, 12, e19, 20

  DOI
• [Case report; a case of refractory vasospastic angina with twice CPA event related to dysfunction of autonomic nervous system, which was successfully treated with thoracic sympathectomy]., Imai M,Obokata M,Ono Y,Kobayashi N,Kuribara J,Ui G,Tange S,Kamiyoshihara M, Dec. 2011, Nihon Naika Gakkai zasshi. The Journal of the Japanese Society of Internal Medicine, 100, 12, 3634, 3636

  DOI
• Multiple spontaneous coronary artery ruptures and cardiac tamponade in vascular Ehlers-Danlos syndrome., Ohyama Y,Iso T,Nino ACV,Obokata M,Takahashi R,Okumura W,Nakano A,Amano M,Naito I,Takatama M,Kurabayashi M, Feb. 2011, Journal of cardiology cases, 3, 1, e29, e32

  DOI
• Left Atrial Appendage Emptying Flow Velocity Significantly Correlates with CHA₂DS₂-VASc Score, Not with CHADS₂, Kurosawa, Koji;Negishi, Kazuaki;Masuda, Kuniko;Obokata, Masaru;Houjou, Yoshiaki;Nakajima, Masahiro;Tateno, Rieko;Kurabayashi, Masahiko, 2012, CIRCULATION, 126, 21
• Transient T-wave Pseudonormalization following Pheochromocytoma Crisis, Obokata, Masaru;Kaneko, Yoshiaki;Yagi, Hiroaki;Kurabayashi, Masahiko, 2010, INTERNAL MEDICINE, 49, 9, 873, 874

  DOI
• Left Atrial Stiffness and Reserve Dysfunction in Heart Failure with Preserved Ejection Fraction, Obokata, Masaru;Tange, Shoichi;Imai, Michiko;Kobayashi, Norihiro;Ono, Yohei;Kurosawa, Koji;Kogure, Shinya;Ui, Goro;Arai, Masashi;Kurabayashi, Masahiko, 2011, CIRCULATION, 124, 21
• Indoxyl Sulfate, a Uremic Toxin, Exaggerates Cardiac Growth Factor Expression, Obokata, Masaru;Koitabashi, Norimichi;Arai, Masashi;Kurabayashi, Masahiko, 2012, JOURNAL OF CARDIAC FAILURE, 18, 10, S152, S152
• Catecholamine-induced Cardiac Fibrosis is Paradoxically Controlled by TGFβ Signaling, Koitabashi, Norimichi;Obokata, Masaru;Arai, Masashi;Kass, David;Kurabayashi, Masahiko, 2012, JOURNAL OF CARDIAC FAILURE, 18, 10, S189, S189
• Incremental Diagnostic Value of LA Strain With Leg Lifts in Heart Failure With Preserved Ejection Fraction, Obokata, Masaru;Negishi, Kazuaki;Kurosawa, Koji;Arima, Hitomi;Tateno, Rieko;Ui, Goro;Tange, Shoichi;Arai, Masashi;Kurabayashi, Masahiko, 2013, JACC-CARDIOVASCULAR IMAGING, 6, 7, 749, 758

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• Fatty Acid and Glucose Metabolism in Pressure Overloaded Mouse Heart -Radioisotope Based Quantitative Measurement-, Koitabashi, Norimichi;Obokata, Masaru;Yamaguchi, Aiko;Mraa, Syamsunarno;Goto, Kosaku;Iso, Tatsuya;Hanaoka, Hirofumi;Tsushima, Yoshito;Kurabayashi, Masahiko, 2013, JOURNAL OF CARDIAC FAILURE, 19, 10, S142, S142
• Indoxyl Sulfate, a Uremic Toxin, Contributes Pathogenesis of Uremic Cardiomyopathy through Reduction of Sarcoplasmic/endoplasmic Reticulum Calcium ATPase 2 Gene Expression, Obokata, Masaru;Koitabashi, Norimichi;Kurabayashi, Masahiko, 2013, JOURNAL OF CARDIAC FAILURE, 19, 10, S158, S158
• A Critical Role of Fatty Acid Binding Protein 4 and 5 (FABP4/5) in the Systemic Response to Fasting, Syamsunarno, Mas Rizky A. A.;Iso, Tatsuya;Hanaoka, Hirofumi;Yamaguchi, Aiko;Obokata, Masaru;Koitabashi, Norimichi;Goto, Kosaku;Hishiki, Takako;Nagahata, Yoshiko;Matsui, Hiroki;Sano, Motoaki;Kobayashi, Masaki;Kikuchi, Osamu;Sasaki, Tsutomu;Maeda, Kazuhisa;Murakami, Masami;Kitamura, Tadahiro;Suematsu, Makoto;Tsushima, Yoshito;Endo, Keigo;Hotamisligil, Goekhan S.;Kurabayashi, Masahiko, 2013, PLOS ONE, 8, 11

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• Fatty Acid Binding Protein 4 and 5 Play a Crucial Role in Thermogenesis under the Conditions of Fasting and Cold Stress, Syamsunarno, Mas Rizky A. A.;Iso, Tatsuya;Yamaguchi, Aiko;Hanaoka, Hirofumi;Putri, Mirasari;Obokata, Masaru;Sunaga, Hiroaki;Koitabashi, Norimichi;Matsui, Hiroki;Maeda, Kazuhisa;Endo, Keigo;Tsushima, Yoshito;Yokoyama, Tomoyuki;Kurabayashi, Masahiko, 2014, PLOS ONE, 9, 3

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• Left Atrial Strain Provides Incremental Value for Embolism Risk Stratification over CHA₂DS₂-VASc Score and Indicates Prognostic Impact in Patients with Atrial Fibrillation, Obokata, Masaru;Negishi, Kazuaki;Kurosawa, Koji;Tateno, Rieko;Tange, Shoichi;Arai, Masashi;Amano, Masao;Kurabayashi, Masahiko, 2014, JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY, 27, 7, 709, U70

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• Fibroblast-specific TGFβ Receptor Inhibition Promotes Smooth Muscle Proliferation in Coronary Artery of Pressure-overloaded Mouse Heart, Koitabashi, Norimichi;Obokata, Masaru;Seki, Mitsuru;Conway, Simon;Kass, David;Kurabayashi, Masahiko, 2014, JOURNAL OF CARDIAC FAILURE, 20, 10, S150, S150
• Comparison of different interdialytic intervals among hemodialysis patients on their echocardiogram-based cardiovascular parameters, Obokata, Masaru;Negishi, Kazuaki;Marwick, Thomas H.;Kurosawa, Koji;Ishida, Hideki;Ito, Kyoko;Ogawa, Tetsuya;Ando, Yoshitaka;Kurabayashi, Masahiko, 2015, AMERICAN HEART JOURNAL, 169, 4, 523, +

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• A Risk Score with Additional Four Independent Factors to Predict the Incidence and Recovery from Metabolic Syndrome: Development and Validation in Large Japanese Cohorts, Obokata, Masaru;Negishi, Kazuaki;Ohyama, Yoshiaki;Okada, Haruka;Imai, Kunihiko;Kurabayashi, Masahiko, 2015, PLOS ONE, 10, 7

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• Direct comparison of cardiacmagnetic resonance feature tracking and 2D/3D echocardiography speckle tracking for evaluation of global left ventricular strain, Obokata, Masaru;Nagata, Yasufumi;Wu, Victor Chien-Chia;Kado, Yuichiro;Kurabayashi, Masahiko;Otsuji, Yutaka;Takeuchi, Masaaki, 2016, EUROPEAN HEART JOURNAL-CARDIOVASCULAR IMAGING, 17, 5, 525, 532

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• Independent and incremental prognostic value of novel cardiac biomarkers in chronic hemodialysis patients, Obokata, Masaru;Sunaga, Hiroaki;Ishida, Hideki;Ito, Kyoko;Ogawa, Tetsuya;Ando, Yoshitaka;Kurabayashi, Masahiko;Negishi, Kazuaki, 2016, AMERICAN HEART JOURNAL, 179, 29, 41

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• Effect of Sex Differences on the Association Between Stroke Risk and Left Atrial Anatomy or Mechanics in Patients With Atrial Fibrillation, Yoshida, Kuniko;Obokata, Masaru;Kurosawa, Koji;Sorimachi, Hidemi;Kurabayashi, Masahiko;Negishi, Kazuaki, 2016, CIRCULATION-CARDIOVASCULAR IMAGING, 9, 10

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• Relation Between Echocardiogram-Based Cardiac Parameters and Outcome in Heart Failure With Preserved and Reduced Ejection Fraction, Obokata, Masaru;Takeuchi, Masaaki;Negishi, Kazuaki;Ohte, Nobuyuki;Izumo, Masaki;Yamashita, Eiji;Ebato, Mio;Yuda, Satoshi;Kurabayashi, Masahiko;Nakatani, Satoshi, 2016, AMERICAN JOURNAL OF CARDIOLOGY, 118, 9, 1356, 1362

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• Cumulative Burden of Myocardial Dysfunction in Cardiac Amyloidosis Assessed Using Four-Chamber Cardiac Strain, Kado, Yuichiro;Obokata, Masaru;Nagata, Yasufumi;Ishizu, Tomoko;Addetia, Karima;Aonuma, Kazutaka;Kurabayashi, Masahiko;Lang, Roberto M.;Takeuchi, Masaaki;Otsuji, Yutaka, 2016, JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY, 29, 11, 1092, +

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• Ventricular-Arterial Coupling and Exercise-Induced Pulmonary Hypertension During Low-Level Exercise in Heart Failure With Preserved or Reduced Ejection Fraction, Obokata, Masaru;Nagata, Yasufumi;Kado, Yuichiro;Kurabayashi, Masahiko;Otsuji, Yutaka;Takeuchi, Masaaki, 2017, JOURNAL OF CARDIAC FAILURE, 23, 3, 216, 220

  DOI
• Incremental Prognostic Value of Ventricular-Arterial Coupling over Ejection Fraction in Patients with Maintenance Hemodialysis, Obokata, Masaru;Kurosawa, Koji;Ishida, Hideki;Ito, Kyoko;Ogawa, Tetsuya;Ando, Yoshitaka;Kurabayashi, Masahiko;Negishi, Kazuaki, 2017, JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY, 30, 5, 444, +

  DOI
• Robust suppression of cardiac energy catabolism with marked accumulation of energy substrates during lipopolysaccharide-induced cardiac dysfunction in mice, Umbarawan, Yogi;Syamsunarno, Mas Rizky A. A.;Obinata, Hideru;Yamaguchi, Aiko;Sunaga, Hiroaki;Matsui, Hiroki;Hishiki, Takako;Matsuura, Tomomi;Koitabashi, Norimichi;Obokata, Masaru;Hanaoka, Hirofumi;Haque, Anwarul;Kunimotol, Fumio;Tsushima, Yoshito;Suematsu, Makoto;Kurabayashi, Masahiko;Iso, Tatsuya, 2017, METABOLISM-CLINICAL AND EXPERIMENTAL, 77, 47, 57

  DOI
• Association Between Circulating Ketone Bodies and Worse Outcomes in Hemodialysis Patients, Obokata, Masaru;Negishi, Kazuaki;Sunaga, Hiroaki;Ishida, Hideki;Ito, Kyoko;Ogawa, Tetsuya;Iso, Tatsuya;Ando, Yoshitaka;Kurabayashi, Masahiko, 2017, JOURNAL OF THE AMERICAN HEART ASSOCIATION, 6, 10

  DOI
• Early increase in serum fatty acid binding protein 4 levels in patients with acute myocardial infarction, Obokata, Masaru;Iso, Tatsuya;Ohyama, Yoshiaki;Sunaga, Hiroaki;Kawaguchi, Tomoka;Matsui, Hiroki;Iizuka, Takashi;Fukuda, Nobuaki;Takamatsu, Hiroto;Koitabashi, Norimichi;Funada, Ryuichi;Takama, Noriaki;Kasama, Shu;Kaneko, Yoshiaki;Yokoyama, Tomoyuki;Murakami, Masami;Kurabayashi, Masahiko, 2018, EUROPEAN HEART JOURNAL-ACUTE CARDIOVASCULAR CARE, 7, 6, 561, 569

  DOI
• Differences between first-generation and second-generation drug-eluting stent regarding in-stent neoatherosclerosis characteristics: an optical coherence tomography analysis, Kobayashi, Norihiro;Ito, Yoshiaki;Yamawaki, Masahiro;Araki, Motoharu;Sakai, Tsuyoshi;Obokata, Masaru;Sakamoto, Yasunari;Mori, Shinsuke;Tsutsumi, Masakazu;Nauchi, Masahiro;Honda, Yohsuke;Tokuda, Takahiro;Makino, Kenji;Shirai, Shigemitsu;Hirano, Keisuke, 2018, INTERNATIONAL JOURNAL OF CARDIOVASCULAR IMAGING, 34, 10, 1521, 1528

  DOI
• Sex differences in left ventricular afterload and diastolic function are independent from the aortic size, Sorimachi, Hidemi;Kurosawa, Koji;Yoshida, Kuniko;Obokata, Masaru;Noguchi, Takashi;Naka, Minoru;Tange, Shoichi;Kurabayashi, Masahiko;Negishi, Kazuaki, 2019, PLOS ONE, 14, 4

  DOI
• Relationships of high cardiac output with ventricular morphology, myocardial energetics, and energy costs in hemodialysis patients with preserved ejection fraction, Harada, Tomonari;Obokata, Masaru;Kurosawa, Koji;Sorimachi, Hidemi;Yoshida, Kuniko;Ishida, Hideki;Ito, Kyoko;Ogawa, Tetsuya;Ando, Yoshitaka;Kurabayashi, Masahiko;Negishi, Kazuaki, 2019, INTERNATIONAL JOURNAL OF CARDIOVASCULAR IMAGING, 35, 3, 469, 479

  DOI
• Activation of cardiac AMPK-FGF21 feed-forward loop in acute myocardial infarction: Role of adrenergic overdrive and lipolysis byproducts, Sunaga, Hiroaki;Koitabashi, Norimichi;Iso, Tatsuya;Matsui, Hiroki;Obokata, Masaru;Kawakami, Ryo;Murakami, Masami;Yokoyama, Tomoyuki;Kurabayashi, Masahiko, 2019, SCIENTIFIC REPORTS, 9

  DOI
• Periostin-expressing cell-specific transforming growth factor-β inhibition in pulmonary artery prevents pulmonary arterial hypertension, Seki, Mitsuru;Furukawa, Nozomi;Koitabashi, Norimichi;Obokata, Masaru;Conway, Simon J.;Arakawa, Hirokazu;Kurabayashi, Masahiko, 2019, PLOS ONE, 14, 8

  DOI
• The relationship between antecedent creatinine decreases and outcomes in patients undergoing hemodialysis, Harada, Tomonari;Sorimachi, Hidemi;Obokata, Masaru;Sunaga, Hiroaki;Ishida, Hideki;Ito, Kyoko;Ogawa, Tetsuya;Ando, Yoshitaka;Kurabayashi, Masahiko;Negishi, Kazuaki, 2020, HEMODIALYSIS INTERNATIONAL, 24, 1, 89, 98

  DOI
• Early Lifestyle Modification Is an Essential Step in Telemedicine for Heart Failure, Koitabashi, Norimichi;Obokata, Masaru;Kurabayashi, Masahiko, 2020, CIRCULATION JOURNAL, 84, 3, 380, 381

  DOI
• Clinical features of dermatomyositis associated with anti-MDA5 antibodies by age, Yamaguchi, Koichi;Yamaguchi, Aya;Onuki, Yuji;Itai, Miki;Kashiwagi, Chiharu;Takehara, Kazutaka;Aoki, Shuhei;Kanaya, Azusa;Taguchi, Kohei;Umetsu, Kazue;Oshima, Kazuma;Uchida, Megumi;Kimura, Hayato;Kasahara, Morimitsu;Takemura, Masao;Hara, Kenichiro;Sekiguchi, Akiko;Motegi, Sei-ichiro;Muro, Yoshinao;Nakasatomi, Masao;Motohashi, Rena;Sakairi, Toru;Nakagawa, Junichi;Hiromura, Keiju;Obokata, Masaru;Kurabayashi, Masahiko;Maeno, Toshitaka, 2021, MODERN RHEUMATOLOGY, 31, 1, 177, 185

  DOI
• Obesity -Related Heart Failure with Preserved Ejection Fraction Pathophysiology, Diagnosis, and Potential Therapies, Harada, Tomonari;Obokata, Masaru, 2020, HEART FAILURE CLINICS, 16, 3, 357, 368

  DOI
• A case of hemolysis after mitral valve repair: evaluation of hydrodynamic patterns by three-dimensional transesophageal echocardiography, Kato, Toshimitsu;Takama, Noriaki;Harada, Tomonari;Obokata, Masaru;Kurosawa, Koji;Kurabayashi, Masahiko;Murakami, Masami, 2020, JOURNAL OF MEDICAL ULTRASONICS, 47, 4, 645, 647

  DOI
• Optical coherence omography-guided versus intravascular ultrasound-guided rotational atherectomy in patients with calcified coronary lesions, Kobayashi, Norihiro;Ito, Yoshiaki;Yamawaki, Masahiro;Araki, Motoharu;Obokata, Masaru;Sakamoto, Yasunari;Mori, Shinsuke;Tsutsumi, Masakazu;Honda, Yohsuke;Makino, Kenji;Shirai, Shigemitsu;Mizusawa, Masafumi;Hirano, Keisuke, 2020, EUROINTERVENTION, 16, 4, E313, E321

  DOI
• A case of subvalvular pulmonary stenosis differentiated from a double-chambered right ventricle by transesophageal echocardiography: importance of detecting the pulmonary valve, Kato, Toshimitsu;Takama, Noriaki;Harada, Tomonari;Obokata, Masaru;Kurosawa, Koji;Kurabayashi, Masahiko;Murakami, Masami, 2020, JOURNAL OF MEDICAL ULTRASONICS, 47, 4, 643, 644

  DOI
• Mycotic coronary artery aneurysm causing chest pain detected by transthoracic echocardiography: a potential blind spot of routine screening in parasternal short axis view, Kato, Toshimitsu;Takama, Noriaki;Aihara, Kazufumi;Harada, Tomonari;Obokata, Masaru;Kurabayashi, Masahiko;Murakami, Masami, 2020, JOURNAL OF MEDICAL ULTRASONICS, 47, 4, 649, 651

  DOI
• A case of rapid progression of a cardiac tumor originating from the coronary sinus observed by transthoracic echocardiography, Kato, Toshimitsu;Takama, Noriaki;Ishibashi, Yohei;Harada, Tomonari;Obokata, Masaru;Kurabayashi, Masahiko;Murakami, Masami, 2020, JOURNAL OF MEDICAL ULTRASONICS, 47, 4, 653, 654

  DOI
• DPP-4 inhibitor induces FGF21 expression via sirtuin 1 signaling and improves myocardial energy metabolism, Furukawa, Nozomi;Koitabashi, Norimichi;Matsui, Hiroki;Sunaga, Hiroaki;Umbarawan, Yogi;Syamsunarno, Mas Rizky A. A.;Yamaguchi, Aiko;Obokata, Masaru;Hanaoka, Hirofumi;Yokoyama, Tomoyuki;Kurabayashi, Masahiko, 2021, HEART AND VESSELS, 36, 1, 136, 146

  DOI
• Pathophysiological role of fatty acid-binding protein 4 in Asian patients with heart failure and preserved ejection fraction, Harada, Tomonari;Sunaga, Hiroaki;Sorimachi, Hidemi;Yoshida, Kuniko;Kato, Toshimitsu;Kurosawa, Koji;Nagasaka, Takashi;Koitabashi, Norimichi;Iso, Tatsuya;Kurabayashi, Masahiko;Obokata, Masaru, 2020, ESC HEART FAILURE, 7, 6, 4256, 4266

  DOI
• Urinary collecting system invasion on multiphasic CT in renal cell carcinomas: prevalence, characteristics, and clinical significance, Takamatsu, Atsushi;Yoshida, Kotaro;Obokata, Masaru;Inoue, Dai;Yoneda, Norihide;Kadono, Yoshifumi;Kobayashi, Satoshi;Gabata, Toshifumi, 2021, ABDOMINAL RADIOLOGY, 46, 5, 2090, 2096

  DOI
• Prognostic impact of elevated fatty acid-binding protein 1 in patients with heart failure, Kagami, Kazuki;Sunaga, Hiroaki;Sorimachi, Hidemi;Harada, Tomonari;Yoshida, Kuniko;Kato, Toshimitsu;Kurosawa, Koji;Kawakami, Ryo;Koitabashi, Norimichi;Iso, Tatsuya;Adachi, Takeshi;Kurabayashi, Masahiko;Obokata, Masaru, 2021, ESC HEART FAILURE, 8, 2, 1494, 1501

  DOI
• Impact of Right Atrial Remodeling in Heart Failure With Preserved Ejection Fraction, Ikoma, Takahiro;Obokata, Masaru;Okada, Kenya;Harada, Tomonari;Sorimachi, Hidemi;Yoshida, Kuniko;Kato, Toshimitsu;Kurosawa, Koji;Kurabayashi, Masahiko;Murakami, Masami, 2021, JOURNAL OF CARDIAC FAILURE, 27, 5, 577, 584

  DOI
• Association between lung ultrasound B-lines and exercise-induced pulmonary hypertension in patients with connective tissue disease, Kagami, Kazuki;Harada, Tomonari;Yamaguchi, Koichi;Kouno, Shunichi;Ikoma, Takahiro;Yoshida, Kuniko;Kato, Toshimitsu;Tomono, Junichi;Wada, Naoki;Adachi, Takeshi;Kurabayashi, Masahiko;Obokata, Masaru, 2021, ECHOCARDIOGRAPHY-A JOURNAL OF CARDIOVASCULAR ULTRASOUND AND ALLIED TECHNIQUES, 38, 8, 1297, 1306

  DOI
• Urinary FABP1 is a biomarker for impaired proximal tubular protein reabsorption and is synergistically enhanced by concurrent liver injury, Kawakami, Ryo;Matsui, Miki;Konno, Ayumu;Kaneko, Ryosuke;Shrestha, Shreya;Shrestha, Suman;Sunaga, Hiroaki;Hanaoka, Hirofumi;Goto, Sawako;Hosojima, Michihiro;Kabasawa, Hideyuki;Obokata, Masaru;Koitabashi, Norimichi;Matsui, Hiroki;Sasaki, Tsutomu;Saito, Akihiko;Yanagita, Motoko;Hirai, Hirokazu;Kurabayashi, Masahiko;Iso, Tatsuya, 2021, JOURNAL OF PATHOLOGY, 255, 4, 362, 373

  DOI
• Pulmonary Vascular Alterations on Computed Tomography Imaging and Outcomes in Heart Failure With Preserved Ejection Fraction: a Preliminary Data, Kagami, Kazuki;Takemura, Masao;Yoshida, Kotaro;Harada, Tomonari;Adachi, Hayato;Sorimachi, Hidemi;Yamaguchi, Koichi;Yoshida, Kuniko;Kato, Toshimitsu;Adachi, Takeshi;Kurabayashi, Masahiko;Obokata, Masaru, 2021, JOURNAL OF CARDIAC FAILURE, 27, 9, 1031, 1033

  DOI
• Uncoupling between intravascular and distending pressures leads to underestimation of circulatory congestion in obesity, Obokata, Masaru;Reddy, Yogesh N. V.;Melenovsky, Vojtech;Sorimachi, Hidemi;Jarolim, Petr;Borlaug, Barry A., 2022, EUROPEAN JOURNAL OF HEART FAILURE, 24, 2, 353, 361

  DOI
• Pathophysiological and diagnostic importance of fatty acid-binding protein 1 in heart failure with preserved ejection fraction, Harada, Tomonari;Araki, Takeshi;Sunaga, Hiroaki;Kagami, Kazuki;Yoshida, Kuniko;Kato, Toshimitsu;Kawakami, Ryo;Tomono, Junichi;Wada, Naoki;Iso, Tatsuya;Kurabayashi, Masahiko;Obokata, Masaru, 2021, SCIENTIFIC REPORTS, 11, 1

  DOI
• Functional Tricuspid Regurgitation and Right Atrial Remodeling in Heart Failure With Preserved Ejection Fraction, Harada, Tomonari;Obokata, Masaru;Omote, Kazunori;Iwano, Hiroyuki;Ikoma, Takahiro;Okada, Kenya;Yoshida, Kuniko;Kato, Toshimitsu;Kurosawa, Koji;Nagai, Toshiyuki;Anzai, Toshihisa;Borlaug, Barry A.;Kurabayashi, Masahiko, 2022, AMERICAN JOURNAL OF CARDIOLOGY, 162, 129, 135

  DOI
• The H₂FPEF and HFA-PEFF algorithms for predicting exercise intolerance and abnormal hemodynamics in heart failure with preserved ejection fraction, Amanai, Shiro;Harada, Tomonari;Kagami, Kazuki;Yoshida, Kuniko;Kato, Toshimitsu;Wada, Naoki;Obokata, Masaru, 2022, SCIENTIFIC REPORTS, 12, 1

  DOI
• Independent and incremental prognostic value of semiquantitative measures of tricuspid regurgitation severity in heart failure with preserved ejection fraction, Harada, Tomonari;Obokata, Masaru;Omote, Kazunori;Iwano, Hiroyuki;Ikoma, Takahiro;Okada, Kenya;Yoshida, Kuniko;Kato, Toshimitsu;Kurosawa, Koji;Nagai, Toshiyuki;Negishi, Kazuaki;Anzai, Toshihisa;Kurabayashi, Masahiko, 2021, EUROPEAN HEART JOURNAL-CARDIOVASCULAR IMAGING, 22, 12, 1443, 1451

  DOI
• The roles of global longitudinal strain imaging in contemporary clinical cardiology, Kato, Toshimitsu;Harada, Tomonari;Kagami, Kazuki;Obokata, Masaru, 2022, JOURNAL OF MEDICAL ULTRASONICS, 49, 2, 175, 185

  DOI
• Right atrial pressure represents cumulative cardiac burden in heart failure with preserved ejection fraction, Nagata, Reika;Harada, Tomonari;Omote, Kazunori;Iwano, Hiroyuki;Yoshida, Kotaro;Kato, Toshimitsu;Kurosawa, Koji;Nagai, Toshiyuki;Anzai, Toshihisa;Obokata, Masaru, 2022, ESC HEART FAILURE, 9, 2, 1454, 1462

  DOI
• Peripheral Venous Pressure-Assisted Exercise Stress Echocardiography in the Evaluation of Pulmonary Hypertension During Exercise in Patients With Suspected Heart Failure With Preserved Ejection Fraction, Yang, Jeong Hoon;Harada, Tomonari;Choi, Ki Hong;Kato, Toshimitsu;Kim, Darae;Takama, Noriaki;Park, Taek Kyu;Kurabayashi, Masahiko;Chang, Sung-A;Obokata, Masaru, 2022, CIRCULATION-HEART FAILURE, 15, 3

  DOI
• Exercise Stress Echocardiography in the Diagnostic Evaluation of Heart Failure with Preserved Ejection Fraction, Harada, Tomonari;Kagami, Kazuki;Kato, Toshimitsu;Ishii, Hideki;Obokata, Masaru, 2022, JOURNAL OF CARDIOVASCULAR DEVELOPMENT AND DISEASE, 9, 3

  DOI
• Visual echocardiographic scoring system of the left ventricular filling pressure and outcomes of heart failure with preserved ejection fraction, Murayama, Michito;Iwano, Hiroyuki;Obokata, Masaru;Harada, Tomonari;Omote, Kazunori;Kagami, Kazuki;Tsujinaga, Shingo;Chiba, Yasuyuki;Ishizaka, Suguru;Motoi, Ko;Tamaki, Yoji;Aoyagi, Hiroyuki;Nakabachi, Masahiro;Nishino, Hisao;Yokoyama, Shinobu;Tanemura, Asuka;Okada, Kazunori;Kaga, Sanae;Nishida, Mutsumi;Nagai, Toshiyuki;Kurabayashi, Masahiko;Anzai, Toshihisa, 2022, EUROPEAN HEART JOURNAL-CARDIOVASCULAR IMAGING, 23, 5, 616, 626

  DOI
• Ketone body and FGF21 coordinately regulate fasting-induced oxidative stress response in the heart, Kawakami, Ryo;Sunaga, Hiroaki;Iso, Tatsuya;Kaneko, Ryosuke;Koitabashi, Norimichi;Obokata, Masaru;Harada, Tomonari;Matsui, Hiroki;Yokoyama, Tomoyuki;Kurabayashi, Masahiko, 2022, SCIENTIFIC REPORTS, 12, 1

  DOI
• Echocardiography in the diagnostic evaluation and phenotyping of heart failure with preserved ejection fraction, Harada, Tomonari;Kagami, Kazuki;Kato, Toshimitsu;Obokata, Masaru, 2022, JOURNAL OF CARDIOLOGY, 79, 6, 679, 690

  DOI
• Diastolic Filling Time, Chronotropic Response, and Exercise Capacity in Heart Failure and Preserved Ejection Fraction With Sinus Rhythm, Kagami, Kazuki;Obokata, Masaru;Harada, Tomonari;Kato, Toshimitsu;Wada, Naoki;Adachi, Takeshi;Ishii, Hideki, 2022, JOURNAL OF THE AMERICAN HEART ASSOCIATION, 11, 13

  DOI
• Diagnosis of Heart Failure With Preserved Ejection Fraction Among Patients With Unexplained Dyspnea, Reddy, Yogesh N., V;Kaye, David M.;Handoko, M. Louis;van de Bovenkamp, Arno A.;Tedford, Ryan J.;Keck, Carson;Andersen, Mads J.;Sharma, Kavita;Trivedi, Rishi K.;Carter, Rickey E.;Obokata, Masaru;Verbrugge, Frederik H.;Redfield, Margaret M.;Borlaug, Barry A., 2022, JAMA CARDIOLOGY, 7, 9, 891, 899

  DOI
• Cardiac Power Output Is Independently and Incrementally Associated With Adverse Outcomes in Heart Failure With Preserved Ejection Fraction, Harada, Tomonari;Yamaguchi, Miho;Omote, Kazunori;Iwano, Hiroyuki;Mizuguchi, Yoshifumi;Amanai, Shiro;Yoshida, Kuniko;Kato, Toshimitsu;Kurosawa, Koji;Nagai, Toshiyuki;Negishi, Kazuaki;Anzai, Toshihisa;Obokata, Masaru, 2022, CIRCULATION-CARDIOVASCULAR IMAGING, 15, 2, 96, 105

  DOI
• Obesity and heart failure with preserved ejection fraction: new insights and pathophysiological targets, Borlaug, Barry A.;Jensen, Michael D.;Kitzman, Dalane W.;Lam, Carolyn S. P.;Obokata, Masaru;Rider, Oliver J., 2023, CARDIOVASCULAR RESEARCH, 118, 18, 3434, 3450

  DOI
• Results of PRospect trial to Elucidate the utility of EchocarDiography-based Cardiac ouTput in acute heart failure (PREDICT), Iwano, Hiroyuki;Utsunomiya, Hiroto;Shibayama, Kentaro;Tanaka, Hidekazu;Isotani, Akihiro;Onishi, Toshinari;Obokata, Masaru;Izumo, Masaki;Kusunose, Kenya;Furukawa, Atsuko;Yamada, Masahiro;Kitai, Takeshi;Onishi, Tetsuari;Yamamoto, Masayoshi;Sasaki, Shunsuke;Nochioka, Kotaro;Ito, Yoichi M.;Anzai, Toshihisa, 2022, JOURNAL OF CARDIOLOGY, 80, 3, 218, 225

  DOI
• Impaired Right Atrial Reserve Function in Heart Failure with Preserved Ejection Fraction, Kagami, Kazuki;Harada, Tomonari;Yoshida, Kuniko;Amanai, Shiro;Kato, Toshimitsu;Wada, Naoki;Adachi, Takeshi;Obokata, Masaru, 2022, JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY, 35, 8, 836, 845

  DOI
• Key Phenotypes of Heart Failure with Preserved Ejection Fraction Pathophysiologic Mechanisms and Potential Treatment Strategies, Kagami, Kazuki;Harada, Tomonari;Ishii, Hideki;Obokata, Masaru, 2022, CARDIOLOGY CLINICS, 40, 4, 415, 429

  DOI
• Incremental diagnostic value of post-exercise lung congestion in heart failure with preserved ejection fraction, Kagami, Kazuki;Obokata, Masaru;Harada, Tomonari;Sorimachi, Hidemi;Yuasa, Naoki;Saito, Yuki;Kato, Toshimitsu;Wada, Naoki;Adachi, Takeshi;Ishii, Hideki, 2023, EUROPEAN HEART JOURNAL-CARDIOVASCULAR IMAGING, 24, 5, E97, 561

  DOI
• Disproportionate exercise-induced pulmonary hypertension in relation to cardiac output in heart failure with preserved ejection fraction: a non-invasive echocardiographic study, Saito, Yuki;Obokata, Masaru;Harada, Tomonari;Kagami, Kazuki;Sorimachi, Hidemi;Yuasa, Naoki;Kato, Toshimitsu;Wada, Naoki;Okumura, Yasuo;Ishii, Hideki, 2023, EUROPEAN JOURNAL OF HEART FAILURE, 25, 6, 792, 802

  DOI
• Utility of E/e' Ratio During Low-Level Exercise to Diagnose Heart Failure With Preserved Ejection Fraction, Harada, Tomonari;Obokata, Masaru;Kagami, Kazuki;Sorimachi, Hidemi;Kato, Toshimitsu;Takama, Noriaki;Wada, Naoki;Ishii, Hideki, 2023, JACC-CARDIOVASCULAR IMAGING, 16, 2, 145, 155

  DOI
• Epidemiology, Pathophysiology, Diagnosis, and Therapy of Heart Failure With Preserved Ejection Fraction in Japan, Obokata, Masaru;Sorimachi, Hidemi;Harada, Tomonari;Kagami, Kazuki;Saito, Yuki;Ishii, Hideki, 2023, JOURNAL OF CARDIAC FAILURE, 29, 3, 375, 388

  DOI
• Diagnostic value of reduced left atrial compliance during ergometry exercise in heart failure with preserved ejection fraction, Harada, Tomonari;Kagami, Kazuki;Shina, Takayuki;Sorimachi, Hidemi;Yuasa, Naoki;Saito, Yuki;Naito, Ayami;Yoshida, Kuniko;Kato, Toshimitsu;Wada, Naoki;Ishii, Hideki;Obokata, Masaru, 2023, EUROPEAN JOURNAL OF HEART FAILURE

  DOI
• Prognostic benefit of early diagnosis with exercise stress testing in heart failure with preserved ejection fraction, Saito, Yuki;Obokata, Masaru;Harada, Tomonari;Kagami, Kazuki;Wada, Naoki;Okumura, Yasuo;Ishii, Hideki, 2023, EUROPEAN JOURNAL OF PREVENTIVE CARDIOLOGY, 30, 9, 902, 911

  DOI
• Diagnostic value of expired gas analysis in heart failure with preserved ejection fraction, Saito, Yuki;Obokata, Masaru;Harada, Tomonari;Kagami, Kazuki;Murata, Makoto;Sorimachi, Hidemi;Kato, Toshimitsu;Wada, Naoki;Okumura, Yasuo;Ishii, Hideki, 2023, SCIENTIFIC REPORTS, 13, 1

  DOI
• Pathophysiologic Contributions of Visceral Adiposity to Left Ventricular Diastolic Dysfunction, Nagata, Reika;Obokata, Masaru;Matsui, Miki;Matsui, Hiroki;Seki, Yuko;Igarashi, Takamichi;Sunaga, Hiroaki;Kawakami, Ryo;Harada, Tomonari;Kagami, Kazuki;Saeki, Hiroshi;Shirabe, Ken;Iso, Tatsuya;Ishii, Hideki, 2023, JOURNAL OF CARDIOVASCULAR DEVELOPMENT AND DISEASE, 10, 6

  DOI
• Pathophysiologic and prognostic importance of cardiac power output reserve in heart failure with preserved ejection fraction, Takizawa, Daiki;Harada, Tomonari;Obokata, Masaru;Kagami, Kazuki;Sorimachi, Hidemi;Yuasa, Naoki;Saito, Yuki;Murakami, Fumitaka;Naito, Ayami;Kato, Toshimitsu;Wada, Naoki;Ishii, Hideki, 2023, EUROPEAN HEART JOURNAL-CARDIOVASCULAR IMAGING

  DOI
• Transient T-wave Pseudonormalization following Pheochromocytoma Crisis, Obokata Masaru;Kaneko Yoshiaki;Yagi Hiroaki;Kurabayashi Masahiko, 2010, Internal Medicine, 49, 9, 873, 874

  DOI
• 駆出率の保たれた患者の左室拡張障害と大動脈弓石灰化との関連, ;;;;;;;, 2013, Japanese Journal of Medical Ultrasound Technology Supplement, 38, 0, S158, S158

  DOI
• Comparison of Balloon Angioplasty and Stent Implantation for Femoropopliteal Disease According to Patient and Lesion Subgroup, Kobayashi Norihiro;Hirano Keisuke;Yamawaki Masahiro;Araki Motoharu;Sakai Tsuyoshi;Obokata Masaru;Sakamoto Yasunari;Mori Shinsuke;Tsutsumi Masakazu;Nauchi Masahiro;Honda Yohsuke;Makino Kenji;Shirai Shigemitsu;Sugizaki Yuta;Fukagawa Tomoya;Kishida Toshihiko;Ito Yoshiaki, Feb. 2019, Circulation Reports, 1, 2, 94, 101

  DOI
• Preference on Examiner’s Gender Among Female Patients in Transthoracic Echocardiogram Examinations, Okada Kenya;Kurosawa Koji;Niwa Kanako;Ikoma Takahiro;Takada Tomoko;Obokata Masaru;Negishi Kazuaki;Machida Tetsuo;Kurabayashi Masahiko;Murakami Masami, Feb. 2019, Japanese Journal of Medical Ultrasound Technology, 44, 1, 26, 32

  DOI
• Early Lifestyle Modification Is an Essential Step in Telemedicine for Heart Failure, Koitabashi Norimichi;Obokata Masaru;Kurabayashi Masahiko, Feb. 2020, Circulation Journal, 84, 3, 380, 381

  DOI
• 心房機能から左室駆出率の保たれた心不全を診る, ;;, 2021, Journal of JCS Cardiologists, 30, 0, 51, 56

  DOI
• 透析患者の心機能, ;, Nov. 2015, 78, 5, 537
• 当院における肺高血圧症に対するリオシグアトの使用経験, ;;;;;;;;, May 2016, 64, 5, S48
• 新規心臓線維化バイオマーカーは維持透析患者の心血管イベントリスク層別化に有用である, ;;;;;;;;;, Oct. 2016, 23回, 97
• 日本人正常血圧集団における尿酸値と高血圧新規発症の関連, ;;;;;;, Sep. 2016, 39回, 433
• 妊娠を契機に発症した重症肺動脈性肺高血圧症2例の検討, ;;;;;;;;;, Sep. 2016, 64回, O
• 左房ストレインはCHA2DS2-VASc scoreやBNPに独立しかつ付加的に塞栓症のハイリスク所見を予測しうる, ;;;;;;;, Feb. 2017, 65, 2, 138
• ST2とgalectin-3の可溶性アイソフォームは、慢性血液透析患者における独立的かつ追加的な予後予測能を有する(Soluble Isoforms of ST2 and Galectin-3 Have Independent and Incremental Prognostic Value in Chronic Hemodialysis Patients), ;;;;, Mar. 2017, 81回, PJ
• 左室拡弛緩能に対する後負荷の影響には性差がある, ;;;;;;, Apr. 2016, 43, Suppl., S578
• 経胸壁心エコー図検査における女性患者の検者性別希望の実際, ;;;;;;;;, Apr. 2016, 43, Suppl., S597
• 後負荷・動脈硬化が心機能に与える影響における性差の検討, ;;;;;, Apr. 2017, 44, Suppl., S482
• 【評価に難渋!心エコーで考える次のアクション】ダイナミックに変化する心不全　客観的評価はどのようにするのか?, 小保方 優, Aug. 2018, 19, 8, 812
• 血液透析患者における臨床転帰悪化を示す新規バイオマーカーとしての血中ケトン体(Circulating Ketone Body as a Novel Biomarker for Worse Clinical Outcomes in Hemodialysis Patients), ;;;;;;, Mar. 2018, 82回, OJ03
• 【一冊まるごと負荷心エコー】Diastolic stress echocardiographyとは何か、どう使うか?, ;, Apr. 2019, 20, 4, 366
• 経胸壁心エコー図検査における女性患者の検者性別希望について, ;;;;;;;;;, Feb. 2019, 44, 1, 26
• 負荷心エコーの展望　HFpEF診断のためのDiastolic stress echocardiography, ;, Sep. 2019, 67回, S14
• 【循環器症候群(第3版)-その他の循環器疾患を含めて-】心筋疾患　尿毒症性心筋症, ;, Sep. 2019, 別冊, 循環器症候群I, 258
• 【心エコーで迫る!HFpEFの病態と治療方針】左房からHFpEFを考える, 小保方 優, Feb. 2020, 21, 2, 148
• 【Hot Topics 2020　いま知っておくべき最新の話題】(Part1)HFpEF　臨床医を悩ませ続ける病態　HFpEFのリスク層別化は心エコーで可能か?, ;, May 2020, 21, 5, 416
• 【循環器診療2020-どこまで攻めて,どこから引くか?】心不全　心不全診療の未来, 小保方 優, Sep. 2020, 57, 10, 1682
• 運動負荷肺エコー法を使った左室駆出率の保たれた心不全患者の早期診断法の開発, 小保方 優, Dec. 2020, 33, 37
• 心房の構造・機能からみた心不全　診断から治療まで　心房機能から左室駆出率の保たれた心不全を診る, ;;, Aug. 2021, 30, 51
• 左室駆出率が保たれた心不全の機能的三尖弁逆流における心房細動と右房リモデリングの重要性(Importance of Atrial Fibrillation and Right Atrial Remodeling in Functional Tricuspid Regurgitation in Heart Failure with Preserved Ejection Fraction), ;;;;;;;;, Mar. 2021, 85回, OJ88
• 【心エコー計測/抽出のコツ,身につけたい考え方/進め方】計測/描出のコツ　組織ドプラ・心筋ストレイン法, ;;, Nov. 2021, 25, 12, 70
• 左室駆出率の保たれた心不全患者(HFpEF)の眼循環評価, ;;;, Mar. 2022, 126, 臨増, 279
• HFpEFの評価における運動負荷心エコー(Exercise Stress Echocardiography in the Evaluation of HFpEF), ;, Mar. 2022, 86回, TP20
• 2022年におけるHFpEFの診断および治療法(Diagnosis and Treatments of HFpEF in 2022), ;, Mar. 2022, 86回, MS13
• 運動負荷により右室流出路駆出血流速波形におけるnotchが出現した2症例, ;;;;, Apr. 2022, 49, Suppl., S705
• 運動負荷心エコーの実践的アプローチ　HFpEFに活かす, ;, Sep. 2022, 70回, S4
• HFpEFへのアプローチ　運動負荷をどう使う?, 小保方 優, Sep. 2022, 70回, EL4
• 多様性に富むHFpEFの実態を理解する:診断と治療の最前線　運動負荷によるHFpEFへのアプローチ, ;, Sep. 2022, 70回, S16
• 【臨床工学技士のための臨床生理検査の基礎知識】心臓超音波, ;, Nov. 2022, 33, 12, 1099
• 【心不全パンデミック時代に求められる心エコーとは】これって心不全?　息切れ外来で心エコーを活かす, ;, Feb. 2023, 24, 2, 130
• エルゴメーター運動負荷心エコー図検査を心不全診療に活かす, ;, Apr. 2023, 48, 2, 175
• 【HFpEF(左室駆出率が保たれた心不全)の病態と治療】運動負荷心エコーでHFpEFをみる, 小保方 優, Jun. 2023, 285, 12, 1067
• 左房に関わる諸問題を心エコー図で診る　左室駆出率を保たれた心不全の早期診断に左房機能評価は有用か?(Diagnostic value of LA function analysis in identifying early-stage HFpEF), 小保方 優, Apr. 2023, 50, Suppl., S262
• HFpEF患者における運動負荷心エコー時の血圧上昇の予後への影響の検討, ;;;;;;, Apr. 2023, 50, Suppl., S625
• 【レッツ・スタート負荷心エコー!】肺高血圧の疑いに用いる　判断基準とポイント, ;, Aug. 2023, 24, 8, 814
• 【循環生理を理解し診療に活かそう!】識る　HFpEFをどう考えるか?, 小保方 優, Sep. 2023, 27, 9, 862
• HFpEFの早期診断のための運動負荷心エコー図検査, ;, Oct. 2023, 53, 4, 42
• HFpEFの治療戦略　運動負荷心エコーを使ったHFpEFの積極的治療戦略, 小保方 優, Sep. 2023, 71回, S11
• 【心不全のうっ血学】肺エコーのB-lineが意味するものは?, ;, Dec. 2023, 24, 12, 1170
• 運動負荷試験を使ったPHとHFpEFへのアプローチ, 小保方 優, Nov. 2023, 11回, 80
• 【HFpEFを紐解く～診断・治療の標準化のために必要なこと～】識る　HFpEFの疫学とフェノタイピング, ;, Feb. 2024, 28, 2, 124
• Transient T-wave pseudonormalization following pheochromocytoma crisis., Obokata Masaru;Kaneko Yoshiaki;Yagi Hiroaki;Kurabayashi Masahiko, Apr. 2010, Internal medicine (Tokyo, Japan), 49, 9

  DOI
• Incremental diagnostic value of la strain with leg lifts in heart failure with preserved ejection fraction., Obokata Masaru;Negishi Kazuaki;Kurosawa Koji;Arima Hitomi;Tateno Rieko;Ui Goro;Tange Shoichi;Arai Masashi;Kurabayashi Masahiko, Jun. 2013, JACC. Cardiovascular imaging, 6, 7

  DOI
• A critical role of fatty acid binding protein 4 and 5 (FABP4/5) in the systemic response to fasting., Syamsunarno Mas Rizky A A;Iso Tatsuya;Hanaoka Hirofumi;Yamaguchi Aiko;Obokata Masaru;Koitabashi Norimichi;Goto Kosaku;Hishiki Takako;Nagahata Yoshiko;Matsui Hiroki;Sano Motoaki;Kobayashi Masaki;Kikuchi Osamu;Sasaki Tsutomu;Maeda Kazuhisa;Murakami Masami;Kitamura Tadahiro;Suematsu Makoto;Tsushima Yoshito;Endo Keigo;Hotamisligil Gökhan S;Kurabayashi Masahiko, Nov. 2013, PloS one, 8, 11

  DOI
• Fatty acid binding protein 4 and 5 play a crucial role in thermogenesis under the conditions of fasting and cold stress., Syamsunarno Mas Rizky A A;Iso Tatsuya;Yamaguchi Aiko;Hanaoka Hirofumi;Putri Mirasari;Obokata Masaru;Sunaga Hiroaki;Koitabashi Norimichi;Matsui Hiroki;Maeda Kazuhisa;Endo Keigo;Tsushima Yoshito;Yokoyama Tomoyuki;Kurabayashi Masahiko, Mar. 2014, PloS one, 9, 6

  DOI
• Left atrial strain provides incremental value for embolism risk stratification over CHA₂DS₂-VASc score and indicates prognostic impact in patients with atrial fibrillation., Obokata Masaru;Negishi Kazuaki;Kurosawa Koji;Tateno Rieko;Tange Shoichi;Arai Masashi;Amano Masao;Kurabayashi Masahiko, Apr. 2014, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography, 27, 7

  DOI
• Comparison of different interdialytic intervals among hemodialysis patients on their echocardiogram-based cardiovascular parameters., Obokata Masaru;Negishi Kazuaki;Marwick Thomas H;Kurosawa Koji;Ishida Hideki;Ito Kyoko;Ogawa Tetsuya;Ando Yoshitaka;Kurabayashi Masahiko, Feb. 2015, American heart journal, 169, 4

  DOI
• A Risk Score with Additional Four Independent Factors to Predict the Incidence and Recovery from Metabolic Syndrome: Development and Validation in Large Japanese Cohorts., Obokata Masaru;Negishi Kazuaki;Ohyama Yoshiaki;Okada Haruka;Imai Kunihiko;Kurabayashi Masahiko, Jul. 2015, PloS one, 10, 7

  DOI
• Direct comparison of cardiac magnetic resonance feature tracking and 2D/3D echocardiography speckle tracking for evaluation of global left ventricular strain., Obokata Masaru;Nagata Yasufumi;Wu Victor Chien-Chia;Kado Yuichiro;Kurabayashi Masahiko;Otsuji Yutaka;Takeuchi Masaaki, Sep. 2015, European heart journal. Cardiovascular Imaging, 17, 5

  DOI
• Independent and incremental prognostic value of novel cardiac biomarkers in chronic hemodialysis patients., Obokata Masaru;Sunaga Hiroaki;Ishida Hideki;Ito Kyoko;Ogawa Tetsuya;Ando Yoshitaka;Kurabayashi Masahiko;Negishi Kazuaki, Jun. 2016, American heart journal, 179

  DOI
• Relation Between Echocardiogram-Based Cardiac Parameters and Outcome in Heart Failure With Preserved and Reduced Ejection Fraction., Obokata Masaru;Takeuchi Masaaki;Negishi Kazuaki;Ohte Nobuyuki;Izumo Masaki;Yamashita Eiji;Ebato Mio;Yuda Satoshi;Kurabayashi Masahiko;Nakatani Satoshi, Aug. 2016, The American journal of cardiology, 118, 9

  DOI
• Cumulative Burden of Myocardial Dysfunction in Cardiac Amyloidosis Assessed Using Four-Chamber Cardiac Strain., Kado Yuichiro;Obokata Masaru;Nagata Yasufumi;Ishizu Tomoko;Addetia Karima;Aonuma Kazutaka;Kurabayashi Masahiko;Lang Roberto M;Takeuchi Masaaki;Otsuji Yutaka, Sep. 2016, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography, 29, 11

  DOI
• Effect of Sex Differences on the Association Between Stroke Risk and Left Atrial Anatomy or Mechanics in Patients With Atrial Fibrillation., Yoshida Kuniko;Obokata Masaru;Kurosawa Koji;Sorimachi Hidemi;Kurabayashi Masahiko;Negishi Kazuaki, Circulation. Cardiovascular imaging, 9, 10

  DOI
• Ventricular-Arterial Coupling and Exercise-Induced Pulmonary Hypertension During Low-Level Exercise in Heart Failure With Preserved or Reduced Ejection Fraction., Obokata Masaru;Nagata Yasufumi;Kado Yuichiro;Kurabayashi Masahiko;Otsuji Yutaka;Takeuchi Masaaki, Oct. 2016, Journal of cardiac failure, 23, 3

  DOI
• Incremental Prognostic Value of Ventricular-Arterial Coupling over Ejection Fraction in Patients with Maintenance Hemodialysis., Obokata Masaru;Kurosawa Koji;Ishida Hideki;Ito Kyoko;Ogawa Tetsuya;Ando Yoshitaka;Kurabayashi Masahiko;Negishi Kazuaki, Feb. 2017, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography, 30, 5

  DOI
• Robust suppression of cardiac energy catabolism with marked accumulation of energy substrates during lipopolysaccharide-induced cardiac dysfunction in mice., Umbarawan Yogi;Syamsunarno Mas Rizky A A;Obinata Hideru;Yamaguchi Aiko;Sunaga Hiroaki;Matsui Hiroki;Hishiki Takako;Matsuura Tomomi;Koitabashi Norimichi;Obokata Masaru;Hanaoka Hirofumi;Haque Anwarul;Kunimoto Fumio;Tsushima Yoshito;Suematsu Makoto;Kurabayashi Masahiko;Iso Tatsuya, Sep. 2017, Metabolism: clinical and experimental, 77

  DOI
• Association Between Circulating Ketone Bodies and Worse Outcomes in Hemodialysis Patients., Obokata Masaru;Negishi Kazuaki;Sunaga Hiroaki;Ishida Hideki;Ito Kyoko;Ogawa Tetsuya;Iso Tatsuya;Ando Yoshitaka;Kurabayashi Masahiko, Oct. 2017, Journal of the American Heart Association, 6, 10

  DOI
• Differences between first-generation and second-generation drug-eluting stent regarding in-stent neoatherosclerosis characteristics: an optical coherence tomography analysis., Kobayashi Norihiro;Ito Yoshiaki;Yamawaki Masahiro;Araki Motoharu;Sakai Tsuyoshi;Obokata Masaru;Sakamoto Yasunari;Mori Shinsuke;Tsutsumi Masakazu;Nauchi Masahiro;Honda Yohsuke;Tokuda Takahiro;Makino Kenji;Shirai Shigemitsu;Hirano Keisuke, May 2018, The international journal of cardiovascular imaging, 34, 10

  DOI
• Echocardiography-based pressure-volume loop assessment in the evaluation for the effects of indoxyl sulfate on cardiovascular function., Obokata Masaru;Kurosawa Koji;Ishida Hideki;Ito Kyoko;Ogawa Tetsuya;Ando Yoshitaka;Kurabayashi Masahiko;Negishi Kazuaki, Jul. 2018, Journal of echocardiography, 17, 1

  DOI
• Early increase in serum fatty acid binding protein 4 levels in patients with acute myocardial infarction., Obokata Masaru;Iso Tatsuya;Ohyama Yoshiaki;Sunaga Hiroaki;Kawaguchi Tomoka;Matsui Hiroki;Iizuka Takashi;Fukuda Nobuaki;Takamatsu Hiroto;Koitabashi Norimichi;Funada Ryuichi;Takama Noriaki;Kasama Shu;Kaneko Yoshiaki;Yokoyama Tomoyuki;Murakami Masami;Kurabayashi Masahiko, Dec. 2016, European heart journal. Acute cardiovascular care, 7, 6

  DOI
• Relationships of high cardiac output with ventricular morphology, myocardial energetics, and energy costs in hemodialysis patients with preserved ejection fraction., Harada Tomonari;Obokata Masaru;Kurosawa Koji;Sorimachi Hidemi;Yoshida Kuniko;Ishida Hideki;Ito Kyoko;Ogawa Tetsuya;Ando Yoshitaka;Kurabayashi Masahiko;Negishi Kazuaki, Oct. 2018, The international journal of cardiovascular imaging, 35, 3

  DOI
• Multiple spontaneous coronary artery ruptures and cardiac tamponade in vascular Ehlers-Danlos syndrome., Ohyama Yoshiaki;Iso Tatsuya;Niño Adriana Carolina Vargas;Obokata Masaru;Takahashi Rieko;Okumura Wataru;Nakano Akihiko;Amano Masao;Naito Isao;Takatama Masamitsu;Kurabayashi Masahiko, Nov. 2010, Journal of cardiology cases, 3, 1

  DOI
• Sex differences in left ventricular afterload and diastolic function are independent from the aortic size., Sorimachi Hidemi;Kurosawa Koji;Yoshida Kuniko;Obokata Masaru;Noguchi Takashi;Naka Minoru;Tange Shoichi;Kurabayashi Masahiko;Negishi Kazuaki, Apr. 2019, PloS one, 14, 4

  DOI
• Activation of cardiac AMPK-FGF21 feed-forward loop in acute myocardial infarction: Role of adrenergic overdrive and lipolysis byproducts., Sunaga Hiroaki;Koitabashi Norimichi;Iso Tatsuya;Matsui Hiroki;Obokata Masaru;Kawakami Ryo;Murakami Masami;Yokoyama Tomoyuki;Kurabayashi Masahiko, Aug. 2019, Scientific reports, 9, 1

  DOI
• Periostin-expressing cell-specific transforming growth factor-β inhibition in pulmonary artery prevents pulmonary arterial hypertension., Seki Mitsuru;Furukawa Nozomi;Koitabashi Norimichi;Obokata Masaru;Conway Simon J;Arakawa Hirokazu;Kurabayashi Masahiko, Aug. 2019, PloS one, 14, 8

  DOI
• The relationship between antecedent creatinine decreases and outcomes in patients undergoing hemodialysis., Harada Tomonari;Sorimachi Hidemi;Obokata Masaru;Sunaga Hiroaki;Ishida Hideki;Ito Kyoko;Ogawa Tetsuya;Ando Yoshitaka;Kurabayashi Masahiko;Negishi Kazuaki, Oct. 2019, Hemodialysis international. International Symposium on Home Hemodialysis, 24, 1

  DOI
• Early Lifestyle Modification Is an Essential Step in Telemedicine for Heart Failure., Koitabashi Norimichi;Obokata Masaru;Kurabayashi Masahiko, Feb. 2020, Circulation journal : official journal of the Japanese Circulation Society, 84, 3

  DOI
• Clinical features of dermatomyositis associated with anti-MDA5 antibodies by age., Yamaguchi Koichi;Yamaguchi Aya;Onuki Yuji;Itai Miki;Kashiwagi Chiharu;Takehara Kazutaka;Aoki Shuhei;Kanaya Azusa;Taguchi Kohei;Umetsu Kazue;Oshima Kazuma;Uchida Megumi;Kimura Hayato;Kasahara Morimitsu;Takemura Masao;Hara Kenichiro;Sekiguchi Akiko;Motegi Sei-Ichiro;Muro Yoshinao;Nakasatomi Masao;Motohashi Rena;Sakairi Toru;Nakagawa Junichi;Hiromura Keiju;Obokata Masaru;Kurabayashi Masahiko;Maeno Toshitaka, Mar. 2020, Modern rheumatology, 31, 1

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• Obesity-Related Heart Failure with Preserved Ejection Fraction: Pathophysiology, Diagnosis, and Potential Therapies., Harada Tomonari;Obokata Masaru, Heart failure clinics, 16, 3

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• A case of hemolysis after mitral valve repair: evaluation of hydrodynamic patterns by three-dimensional transesophageal echocardiography., Kato Toshimitsu;Takama Noriaki;Harada Tomonari;Obokata Masaru;Kurosawa Koji;Kurabayashi Masahiko;Murakami Masami, Aug. 2020, Journal of medical ultrasonics (2001), 47, 4

  DOI
• A case of subvalvular pulmonary stenosis differentiated from a double-chambered right ventricle by transesophageal echocardiography: importance of detecting the pulmonary valve., Kato Toshimitsu;Takama Noriaki;Harada Tomonari;Obokata Masaru;Kurosawa Koji;Kurabayashi Masahiko;Murakami Masami, Aug. 2020, Journal of medical ultrasonics (2001), 47, 4

  DOI
• Mycotic coronary artery aneurysm causing chest pain detected by transthoracic echocardiography: a potential blind spot of routine screening in parasternal short axis view., Kato Toshimitsu;Takama Noriaki;Aihara Kazufumi;Harada Tomonari;Obokata Masaru;Kurabayashi Masahiko;Murakami Masami, Sep. 2020, Journal of medical ultrasonics (2001), 47, 4

  DOI
• A case of rapid progression of a cardiac tumor originating from the coronary sinus observed by transthoracic echocardiography., Kato Toshimitsu;Takama Noriaki;Ishibashi Yohei;Harada Tomonari;Obokata Masaru;Kurabayashi Masahiko;Murakami Masami, Sep. 2020, Journal of medical ultrasonics (2001), 47, 4

  DOI
• DPP-4 inhibitor induces FGF21 expression via sirtuin 1 signaling and improves myocardial energy metabolism., Furukawa Nozomi;Koitabashi Norimichi;Matsui Hiroki;Sunaga Hiroaki;Umbarawan Yogi;Syamsunarno Mas Rizky A A;Yamaguchi Aiko;Obokata Masaru;Hanaoka Hirofumi;Yokoyama Tomoyuki;Kurabayashi Masahiko, Oct. 2020, Heart and vessels, 36, 1

  DOI
• Pathophysiological role of fatty acid-binding protein 4 in Asian patients with heart failure and preserved ejection fraction., Harada Tomonari;Sunaga Hiroaki;Sorimachi Hidemi;Yoshida Kuniko;Kato Toshimitsu;Kurosawa Koji;Nagasaka Takashi;Koitabashi Norimichi;Iso Tatsuya;Kurabayashi Masahiko;Obokata Masaru, Nov. 2020, ESC heart failure, 7, 6

  DOI
• Independent and incremental prognostic value of semiquantitative measures of tricuspid regurgitation severity in heart failure with preserved ejection fraction., Harada Tomonari;Obokata Masaru;Omote Kazunori;Iwano Hiroyuki;Ikoma Takahiro;Okada Kenya;Yoshida Kuniko;Kato Toshimitsu;Kurosawa Koji;Nagai Toshiyuki;Negishi Kazuaki;Anzai Toshihisa;Kurabayashi Masahiko, Nov. 2020, European heart journal. Cardiovascular Imaging

  DOI
• Urinary collecting system invasion on multiphasic CT in renal cell carcinomas: prevalence, characteristics, and clinical significance., Takamatsu Atsushi;Yoshida Kotaro;Obokata Masaru;Inoue Dai;Yoneda Norihide;Kadono Yoshifumi;Kobayashi Satoshi;Gabata Toshifumi, Nov. 2020, Abdominal radiology (New York), 46, 5

  DOI
• Impact of Right Atrial Remodeling in Heart Failure With Preserved Ejection Fraction., Ikoma Takahiro;Obokata Masaru;Okada Kenya;Harada Tomonari;Sorimachi Hidemi;Yoshida Kuniko;Kato Toshimitsu;Kurosawa Koji;Kurabayashi Masahiko;Murakami Masami, Dec. 2020, Journal of cardiac failure, 27, 5

  DOI
• Impact of uric acid on incident hypertension: Sex-specific analysis in different age groups., Ohyama Yoshiaki;Imai Kunihiko;Obokata Masaru;Araki Mie;Sumiyoshi Hisako;Koitabashi Norimichi;Nakamura Tetsuya;Kurabayashi Masahiko, May 2019, International Journal of Cardiology. Hypertension, 2

  DOI
• Prognostic impact of elevated fatty acid-binding protein 1 in patients with heart failure., Kagami Kazuki;Sunaga Hiroaki;Sorimachi Hidemi;Harada Tomonari;Yoshida Kuniko;Kato Toshimitsu;Kurosawa Koji;Kawakami Ryo;Koitabashi Norimichi;Iso Tatsuya;Adachi Takeshi;Kurabayashi Masahiko;Obokata Masaru, Feb. 2021, ESC heart failure, 8, 2

  DOI
• Comparison of Balloon Angioplasty and Stent Implantation for Femoropopliteal Disease According to Patient and Lesion Subgroup., Kobayashi Norihiro;Hirano Keisuke;Yamawaki Masahiro;Araki Motoharu;Sakai Tsuyoshi;Obokata Masaru;Sakamoto Yasunari;Mori Shinsuke;Tsutsumi Masakazu;Nauchi Masahiro;Honda Yohsuke;Makino Kenji;Shirai Shigemitsu;Sugizaki Yuta;Fukagawa Tomoya;Kishida Toshihiko;Ito Yoshiaki, Feb. 2019, Circulation reports, 1, 2

  DOI
• Pulmonary Vascular Alterations on Computed Tomography Imaging and Outcomes in Heart Failure With Preserved Ejection Fraction: a Preliminary Data., Kagami Kazuki;Takemura Masao;Yoshida Kotaro;Harada Tomonari;Adachi Hayato;Sorimachi Hidemi;Yamaguchi Koichi;Yoshida Kuniko;Kato Toshimitsu;Adachi Takeshi;Kurabayashi Masahiko;Obokata Masaru, May 2021, Journal of cardiac failure, 27, 9

  DOI
• Association between lung ultrasound B-lines and exercise-induced pulmonary hypertension in patients with connective tissue disease., Kagami Kazuki;Harada Tomonari;Yamaguchi Koichi;Kouno Shunichi;Ikoma Takahiro;Yoshida Kuniko;Kato Toshimitsu;Tomono Junichi;Wada Naoki;Adachi Takeshi;Kurabayashi Masahiko;Obokata Masaru, Jun. 2021, Echocardiography (Mount Kisco, N.Y.), 38, 8

  DOI
• Unilateral Lung Congestion During Exercise in a Patient With a Single Pulmonary Vein Stenosis., Kato Toshimitsu;Obokata Masaru;Harada Tomonari;Kaneko Yoshiaki;Kurabayashi Masahiko, Jun. 2021, JACC. Case reports, 3, 6

  DOI
• Urinary FABP1 is a biomarker for impaired proximal tubular protein reabsorption and is synergistically enhanced by concurrent liver injury., Kawakami Ryo;Matsui Miki;Konno Ayumu;Kaneko Ryosuke;Shrestha Shreya;Shrestha Suman;Sunaga Hiroaki;Hanaoka Hirofumi;Goto Sawako;Hosojima Michihiro;Kabasawa Hideyuki;Obokata Masaru;Koitabashi Norimichi;Matsui Hiroki;Sasaki Tsutomu;Saito Akihiko;Yanagita Motoko;Hirai Hirokazu;Kurabayashi Masahiko;Iso Tatsuya, Sep. 2021, The Journal of pathology, 255, 4

  DOI
• Visual echocardiographic scoring system of the left ventricular filling pressure and outcomes of heart failure with preserved ejection fraction., Murayama Michito;Iwano Hiroyuki;Obokata Masaru;Harada Tomonari;Omote Kazunori;Kagami Kazuki;Tsujinaga Shingo;Chiba Yasuyuki;Ishizaka Suguru;Motoi Ko;Tamaki Yoji;Aoyagi Hiroyuki;Nakabachi Masahiro;Nishino Hisao;Yokoyama Shinobu;Tanemura Asuka;Okada Kazunori;Kaga Sanae;Nishida Mutsumi;Nagai Toshiyuki;Kurabayashi Masahiko;Anzai Toshihisa, European heart journal. Cardiovascular Imaging, 23, 5

  DOI
• Functional Tricuspid Regurgitation and Right Atrial Remodeling in Heart Failure With Preserved Ejection Fraction., Harada Tomonari;Obokata Masaru;Omote Kazunori;Iwano Hiroyuki;Ikoma Takahiro;Okada Kenya;Yoshida Kuniko;Kato Toshimitsu;Kurosawa Koji;Nagai Toshiyuki;Anzai Toshihisa;Borlaug Barry A;Kurabayashi Masahiko, Oct. 2021, The American journal of cardiology, 162

  DOI
• Pathophysiological and diagnostic importance of fatty acid-binding protein 1 in heart failure with preserved ejection fraction., Harada Tomonari;Araki Takeshi;Sunaga Hiroaki;Kagami Kazuki;Yoshida Kuniko;Kato Toshimitsu;Kawakami Ryo;Tomono Junichi;Wada Naoki;Iso Tatsuya;Kurabayashi Masahiko;Obokata Masaru, Oct. 2021, Scientific reports, 11, 1

  DOI
• Uncoupling between intravascular and distending pressures leads to underestimation of circulatory congestion in obesity., Obokata Masaru;Reddy Yogesh N V;Melenovsky Vojtech;Sorimachi Hidemi;Jarolim Petr;Borlaug Barry A, Nov. 2021, European journal of heart failure, 24, 2

  DOI
• Echocardiography in the diagnostic evaluation and phenotyping of heart failure with preserved ejection fraction., Harada Tomonari;Kagami Kazuki;Kato Toshimitsu;Obokata Masaru, Nov. 2021, Journal of cardiology, 79, 6

  DOI
• The H2FPEF and HFA-PEFF algorithms for predicting exercise intolerance and abnormal hemodynamics in heart failure with preserved ejection fraction., Amanai Shiro;Harada Tomonari;Kagami Kazuki;Yoshida Kuniko;Kato Toshimitsu;Wada Naoki;Obokata Masaru, Jan. 2022, Scientific reports, 12, 1

  DOI
• The roles of global longitudinal strain imaging in contemporary clinical cardiology., Kato Toshimitsu;Harada Tomonari;Kagami Kazuki;Obokata Masaru, Jan. 2022, Journal of medical ultrasonics (2001), 49, 2

  DOI
• Cardiac Power Output Is Independently and Incrementally Associated With Adverse Outcomes in Heart Failure With Preserved Ejection Fraction., Harada Tomonari;Yamaguchi Miho;Omote Kazunori;Iwano Hiroyuki;Mizuguchi Yoshifumi;Amanai Shiro;Yoshida Kuniko;Kato Toshimitsu;Kurosawa Koji;Nagai Toshiyuki;Negishi Kazuaki;Anzai Toshihisa;Obokata Masaru, Feb. 2022, Circulation. Cardiovascular imaging, 15, 2

  DOI
• Right atrial pressure represents cumulative cardiac burden in heart failure with preserved ejection fraction., Nagata Reika;Harada Tomonari;Omote Kazunori;Iwano Hiroyuki;Yoshida Kotaro;Kato Toshimitsu;Kurosawa Koji;Nagai Toshiyuki;Anzai Toshihisa;Obokata Masaru, Feb. 2022, ESC heart failure, 9, 2

  DOI
• Peripheral Venous Pressure-Assisted Exercise Stress Echocardiography in the Evaluation of Pulmonary Hypertension During Exercise in Patients With Suspected Heart Failure With Preserved Ejection Fraction., Yang Jeong Hoon;Harada Tomonari;Choi Ki Hong;Kato Toshimitsu;Kim Darae;Takama Noriaki;Park Taek Kyu;Kurabayashi Masahiko;Chang Sung-A;Obokata Masaru, Feb. 2022, Circulation. Heart failure, 15, 3

  DOI
• Impaired Right Atrial Reserve Function in Heart Failure with Preserved Ejection Fraction., Kagami Kazuki;Harada Tomonari;Yoshida Kuniko;Amanai Shiro;Kato Toshimitsu;Wada Naoki;Adachi Takeshi;Obokata Masaru, Mar. 2022, Journal of the American Society of Echocardiography : official publication of the American Society of Echocardiography, 35, 8

  DOI
• Results of PRospect trial to Elucidate the utility of EchocarDiography-based Cardiac ouTput in acute heart failure (PREDICT)., Iwano Hiroyuki;Utsunomiya Hiroto;Shibayama Kentaro;Tanaka Hidekazu;Isotani Akihiro;Onishi Toshinari;Obokata Masaru;Izumo Masaki;Kusunose Kenya;Furukawa Atsuko;Yamada Masahiro;Kitai Takeshi;Onishi Tetsuari;Yamamoto Masayoshi;Sasaki Shunsuke;Nochioka Kotaro;Ito Yoichi M;Anzai Toshihisa, Mar. 2022, Journal of cardiology, 80, 3

  DOI
• Exercise Stress Echocardiography in the Diagnostic Evaluation of Heart Failure with Preserved Ejection Fraction., Harada Tomonari;Kagami Kazuki;Kato Toshimitsu;Ishii Hideki;Obokata Masaru, Mar. 2022, Journal of cardiovascular development and disease, 9, 3

  DOI
• Ketone body and FGF21 coordinately regulate fasting-induced oxidative stress response in the heart., Kawakami Ryo;Sunaga Hiroaki;Iso Tatsuya;Kaneko Ryosuke;Koitabashi Norimichi;Obokata Masaru;Harada Tomonari;Matsui Hiroki;Yokoyama Tomoyuki;Kurabayashi Masahiko, May 2022, Scientific reports, 12, 1

  DOI
• Diastolic Filling Time, Chronotropic Response, and Exercise Capacity in Heart Failure and Preserved Ejection Fraction With Sinus Rhythm., Kagami Kazuki;Obokata Masaru;Harada Tomonari;Kato Toshimitsu;Wada Naoki;Adachi Takeshi;Ishii Hideki, Jun. 2022, Journal of the American Heart Association, 11, 13

  DOI
• Diagnosis of Heart Failure With Preserved Ejection Fraction Among Patients With Unexplained Dyspnea., Reddy Yogesh N V;Kaye David M;Handoko M Louis;van de Bovenkamp Arno A;Tedford Ryan J;Keck Carson;Andersen Mads J;Sharma Kavita;Trivedi Rishi K;Carter Rickey E;Obokata Masaru;Verbrugge Frederik H;Redfield Margaret M;Borlaug Barry A, JAMA cardiology, 7, 9

  DOI
• Obesity and heart failure with preserved ejection fraction: new insights and pathophysiological targets., Borlaug Barry A;Jensen Michael D;Kitzman Dalane W;Lam Carolyn S P;Obokata Masaru;Rider Oliver J, Cardiovascular research, 118, 18

  DOI
• Key Phenotypes of Heart Failure with Preserved Ejection Fraction: Pathophysiologic Mechanisms and Potential Treatment Strategies., Kagami Kazuki;Harada Tomonari;Ishii Hideki;Obokata Masaru, Sep. 2022, Cardiology clinics, 40, 4

  DOI
• Adiposity and clinical outcomes in East Asian patients with heart failure and preserved ejection fraction., Seki Yuko;Obokata Masaru;Harada Tomonari;Kagami Kazuki;Sorimachi Hidemi;Saito Yuki;Kato Toshimitsu;Ishii Hideki, Dec. 2022, International journal of cardiology. Heart & vasculature, 44

  DOI
• Incremental diagnostic value of post-exercise lung congestion in heart failure with preserved ejection fraction., Kagami Kazuki;Obokata Masaru;Harada Tomonari;Sorimachi Hidemi;Yuasa Naoki;Saito Yuki;Kato Toshimitsu;Wada Naoki;Adachi Takeshi;Ishii Hideki, European heart journal. Cardiovascular Imaging, 24, 5

  DOI
• Utility of E/e' Ratio During Low-Level Exercise to Diagnose Heart Failure With Preserved Ejection Fraction., Harada Tomonari;Obokata Masaru;Kagami Kazuki;Sorimachi Hidemi;Kato Toshimitsu;Takama Noriaki;Wada Naoki;Ishii Hideki, Dec. 2022, JACC. Cardiovascular imaging

  DOI
• Disproportionate exercise-induced pulmonary hypertension in relation to cardiac output in heart failure with preserved ejection fraction: a non-invasive echocardiographic study., Saito Yuki;Obokata Masaru;Harada Tomonari;Kagami Kazuki;Sorimachi Hidemi;Yuasa Naoki;Kato Toshimitsu;Wada Naoki;Okumura Yasuo;Ishii Hideki, Mar. 2023, European journal of heart failure, 25, 6

  DOI
• Diagnostic value of expired gas analysis in heart failure with preserved ejection fraction., Saito Yuki;Obokata Masaru;Harada Tomonari;Kagami Kazuki;Murata Makoto;Sorimachi Hidemi;Kato Toshimitsu;Wada Naoki;Okumura Yasuo;Ishii Hideki, Mar. 2023, Scientific reports, 13, 1

  DOI
• Diagnostic value of reduced left atrial compliance during ergometry exercise in heart failure with preserved ejection fraction., Harada Tomonari;Kagami Kazuki;Shina Takayuki;Sorimachi Hidemi;Yuasa Naoki;Saito Yuki;Naito Ayami;Yoshida Kuniko;Kato Toshimitsu;Wada Naoki;Ishii Hideki;Obokata Masaru, Apr. 2023, European journal of heart failure, 25, 8

  DOI
• Prognostic benefit of early diagnosis with exercise stress testing in heart failure with preserved ejection fraction., Saito Yuki;Obokata Masaru;Harada Tomonari;Kagami Kazuki;Wada Naoki;Okumura Yasuo;Ishii Hideki, European journal of preventive cardiology, 30, 9

  DOI
• Epidemiology, Pathophysiology, Diagnosis, and Therapy of Heart Failure With Preserved Ejection Fraction in Japan., Obokata Masaru;Sorimachi Hidemi;Harada Tomonari;Kagami Kazuki;Saito Yuki;Ishii Hideki, Mar. 2023, Journal of cardiac failure, 29, 3

  DOI
• Pathophysiologic Contributions of Visceral Adiposity to Left Ventricular Diastolic Dysfunction., Nagata Reika;Obokata Masaru;Matsui Miki;Matsui Hiroki;Seki Yuko;Igarashi Takamichi;Sunaga Hiroaki;Kawakami Ryo;Harada Tomonari;Kagami Kazuki;Saeki Hiroshi;Shirabe Ken;Iso Tatsuya;Ishii Hideki, Jun. 2023, Journal of cardiovascular development and disease, 10, 6

  DOI
• Effects of Mineralocorticoid Receptor Antagonists in Early-Stage Heart Failure With Preserved Ejection Fraction., Kagami Kazuki;Obokata Masaru;Harada Tomonari;Saito Yuki;Naito Ayami;Sorimachi Hidemi;Yuasa Naoki;Kato Toshimitsu;Wada Naoki;Adachi Takeshi;Ishii Hideki, Mar. 2023, CJC open, 5, 5

  DOI
• Characterization and prognostic importance of chronotropic incompetence in heart failure with preserved ejection fraction., Yuasa Naoki;Obokata Masaru;Harada Tomonari;Kagami Kazuki;Sorimachi Hidemi;Saito Yuki;Naito Ayami;Kato Toshimitsu;Wada Naoki;Ishii Hideki, Jul. 2023, Journal of cardiology, 83, 2

  DOI
• Pathophysiologic and prognostic importance of cardiac power output reserve in heart failure with preserved ejection fraction., Takizawa Daiki;Harada Tomonari;Obokata Masaru;Kagami Kazuki;Sorimachi Hidemi;Yuasa Naoki;Saito Yuki;Murakami Fumitaka;Naito Ayami;Kato Toshimitsu;Wada Naoki;Ishii Hideki, European heart journal. Cardiovascular Imaging, 25, 2

  DOI
• Reply to 'Phenotypic characterization of heart failure with preserved ejection fraction'., Saito Yuki;Obokata Masaru, Oct. 2023, European journal of heart failure, 25, 12

  DOI
• Contributions of anemia to exercise intolerance in heart failure with preserved ejection fraction-An exercise stress echocardiographic study., Naito Ayami;Obokata Masaru;Kagami Kazuki;Harada Tomonari;Sorimachi Hidemi;Yuasa Naoki;Saito Yuki;Kato Toshimitsu;Wada Naoki;Adachi Takeshi;Ishii Hideki, Aug. 2023, International journal of cardiology. Heart & vasculature, 48

  DOI
• A Case Report of Mixed-type Dyspnoea Diagnosed via Non-invasive and Invasive Cardiopulmonary Exercise Tests., Takamura Yuta;Kaneko Tomohiro;Kagiyama Nobuyuki;Dotare Taishi;Sunayama Tsutomu;Nakade Taisuke;Murata Azusa;Endo Hirohisa;Kuroda Shunsuke;Matsue Yuya;Obokata Masaru;Minamino Tohru, Nov. 2023, Internal medicine (Tokyo, Japan)

  DOI
• Diagnostic and therapeutic implications of obesity in heart failure with preserved ejection fraction., Saito Yuki;Obokata Masaru, Jan. 2024, European journal of heart failure, 26, 1

  DOI
• Prevalence and risk factors for medication-refractory reflux esophagitis in patients with systemic sclerosis in Japan., Kuribayashi Shiko;Nakamura Fumihiko;Motegi Sei-Ichiro;Hara Kenichiro;Hosaka Hiroko;Sekiguchi Akiko;Ishikawa Mai;Endo Yukie;Harada Tomonari;Sorimachi Hidemi;Obokata Masaru;Uchida Mitsuo;Yamaguchi Koichi;Uraoka Toshio, Jan. 2024, Journal of gastroenterology, 59, 3

  DOI
• Practice guidance for stress echocardiography., Hirano Yutaka;Amano Masashi;Obokata Masaru;Izumo Masaki;Utsunomiya Hiroto, Feb. 2024, Journal of echocardiography, 22, 1

  DOI
• HFpEFの評価における運動負荷心エコー(Exercise Stress Echocardiography in the Evaluation of HFpEF), ;, Mar. 2022, 86回, TP20
• 2022年におけるHFpEFの診断および治療法(Diagnosis and Treatments of HFpEF in 2022), ;, Mar. 2022, 86回, MS13
• 左室駆出率の保たれた心不全患者(HFpEF)の眼循環評価, ;;;, Mar. 2022, 126, 臨増, 279
• 運動負荷により右室流出路駆出血流速波形におけるnotchが出現した2症例, ;;;;, Apr. 2022, 49, Suppl., S705
• 左室駆出率が保たれた心不全における肺拡散容量が心機能と運動能力に及ぼす異なる影響(Distinct Impact of Lung Diffusing Capacity on Cardiac Function and Exercise Capacity in Heart Failure with Preserved Ejection Fraction), ;;;;, Mar. 2023, 87回, OJ35
• 左室駆出率が保たれた心不全における内臓脂肪による炎症性サイトカイン産生(Inflammatory Cytokine Production by Visceral Fat in Heart Failure with Preserved Ejection Fraction), ;;;;;;;;, Mar. 2023, 87回, PJ053
• 左房に関わる諸問題を心エコー図で診る　左室駆出率を保たれた心不全の早期診断に左房機能評価は有用か?(Diagnostic value of LA function analysis in identifying early-stage HFpEF), 小保方 優, Apr. 2023, 50, Suppl., S262
• HFpEF患者における運動負荷心エコー時の血圧上昇の予後への影響の検討, ;;;;;;, Apr. 2023, 50, Suppl., S625
• 【レッツ・スタート負荷心エコー!】肺高血圧の疑いに用いる　判断基準とポイント, ;, Aug. 2023, 24, 8, 814
• 【循環生理を理解し診療に活かそう!】識る　HFpEFをどう考えるか?, 小保方 優, Sep. 2023, 27, 9, 862
• HFpEFの治療戦略　運動負荷心エコーを使ったHFpEFの積極的治療戦略, 小保方 優, Sep. 2023, 71回, S11
• 運動負荷試験を使ったPHとHFpEFへのアプローチ, 小保方 優, Nov. 2023, 11回, 80
• 【HFpEFを紐解く～診断・治療の標準化のために必要なこと～】識る　HFpEFの疫学とフェノタイピング, ;, Feb. 2024, 28, 2, 124
• 最新の臨床心臓病学における長軸方向ストレインイメージングの役割, ;;;, Jan. 2024, 51, 1, 37
• 【心エコー 何をどこまで評価できるか?】心エコーを活かして心不全を治療する　この息切れは心不全?　心エコーを活用して診断に迫る, ;, Apr. 2024, 72, 2, 214

MISC

• Comparison of different interdialytic intervals among hemodialysis patients on their echocardiogram-based cardiovascular parameters, Masaru Obokata,Kazuaki Negishi,Thomas H. Marwick,Koji Kurosawa,Hideki Ishida,Kyoko Ito,Tetsuya Ogawa,Yoshitaka Ando,Masahiko Kurabayashi, Apr. 2015, AMERICAN HEART JOURNAL, 169, 4, 523, +

  DOI
• A Risk Score with Additional Four Independent Factors to Predict the Incidence and Recovery from Metabolic Syndrome: Development and Validation in Large Japanese Cohorts, Masaru Obokata,Kazuaki Negishi,Yoshiaki Ohyama,Haruka Okada,Kunihiko Imai,Masahiko Kurabayashi, Jul. 2015, PLOS ONE, 10, 7, e0133884

  DOI
• Indoxyl Sulfate, a Uremic Toxin, Contributes Pathogenesis of Uremic Cardiomyopathy through Reduction of Sarcoplasmic/endoplasmic Reticulum Calcium ATPase 2 Gene Expression, Masaru Obokata,Norimichi Koitabashi,Masahiko Kurabayashi, Oct. 2013, JOURNAL OF CARDIAC FAILURE, 19, 10, S158, S158, Summary international conference

  DOI
• Cardiac Fibrosis Induced by Catecolamine is Paradoxically Controlled by Tgf-beta Signaling, Norimichi Koitabashi,Masaru Obokata,Masashi Arai,David A. Kass,Masahiko Kurabayashi, Nov. 2012, CIRCULATION, 126, 21, Summary international conference
• Catecholamine-induced Cardiac Fibrosis is Paradoxically Controlled by TGF beta Signaling, Norimichi Koitabashi,Masaru Obokata,Masashi Arai,David Kass,Masahiko Kurabayashi, Oct. 2012, JOURNAL OF CARDIAC FAILURE, 18, 10, S189, S189, Summary international conference

  DOI
• Indoxyl Sulfate, a Uremic Toxin, Exaggerates Cardiac Growth Factor Expression, Masaru Obokata,Norimichi Koitabashi,Masashi Arai,Masahiko Kurabayashi, Oct. 2012, JOURNAL OF CARDIAC FAILURE, 18, 10, S152, S152, Summary international conference

  DOI
• Vildagliptin Attenuates Cardiac Hypertrophy and Improves Ventricular Efficiency Through FGF21 Expression in Pressure-overloaded Mouse Heart, Nozomi Furukawa,Norimichi Koitabashi,Hiroaki Sunaga,Masaru Obokata,Yogi Umbarawan,Mas R. Syamsunarno,Aiko Yamaguchi,Hiroki Matsui,Tomoyuki Yokoyama,Masahiko Kurabayashi, Nov. 2016, CIRCULATION, 134, Summary international conference
• Direct comparison of cardiacmagnetic resonance feature tracking and 2D/3D echocardiography speckle tracking for evaluation of global left ventricular strain, Masaru Obokata,Yasufumi Nagata,Victor Chien-Chia Wu,Yuichiro Kado,Masahiko Kurabayashi,Yutaka Otsuji,Masaaki Takeuchi, May 2016, EUROPEAN HEART JOURNAL-CARDIOVASCULAR IMAGING, 17, 5, 525, 532

  DOI
• Independent and incremental prognostic value of novel cardiac biomarkers in chronic hemodialysis patients, Masaru Obokata,Hiroaki Sunaga,Hideki Ishida,Kyoko Ito,Tetsuya Ogawa,Yoshitaka Ando,Masahiko Kurabayashi,Kazuaki Negishi, Sep. 2016, AMERICAN HEART JOURNAL, 179, 29, 41

  DOI
• 血中脂肪酸結合蛋白FABP4濃度は急性心筋梗塞および心停止患者で急激に上昇する, 小保方 優,大山 善昭,磯 達也,須永 浩章,倉林 正彦, Sep. 2015, 日本心臓病学会学術集会抄録, 63回, 872, 872
• 新規心臓線維化バイオマーカーは維持透析患者の心血管イベントリスク層別化に有用である, 須永 浩章,小保方 優,根岸 一明,石田 秀岐,伊藤 恭子,小川 哲也,安藤 義孝,松井 弘樹,横山 知行,倉林 正彦, Oct. 2016, 日本未病システム学会学術総会抄録集, 23回, 97, 97
• ST2とgalectin-3の可溶性アイソフォームは、慢性血液透析患者における独立的かつ追加的な予後予測能を有する(Soluble Isoforms of ST2 and Galectin-3 Have Independent and Incremental Prognostic Value in Chronic Hemodialysis Patients), 須永 浩章,小保方 優,小川 哲也,根岸 一明,倉林 正彦, Mar. 2017, 日本循環器学会学術集会抄録集, 81回, PJ, 057
• 血液透析患者における臨床転帰悪化を示す新規バイオマーカーとしての血中ケトン体(Circulating Ketone Body as a Novel Biomarker for Worse Clinical Outcomes in Hemodialysis Patients), 須永 浩章,小保方 優,根岸 一明,小川 哲也,磯 達也,小板橋 紀通,倉林 正彦, Mar. 2018, 日本循環器学会学術集会抄録集, 82回, OJ03, 1
• Vildagliptin Attenuates Cardiac Hypertrophy and Improves Ventricular Efficiency Through FGF21 Expression in Pressure-overloaded Mouse Heart, Nozomi Furukawa,Norimichi Koitabashi,Hiroaki Sunaga,Masaru Obokata,Yogi Umbarawan,Mas R. Syamsunarno,Aiko Yamaguchi,Hiroki Matsui,Tomoyuki Yokoyama,Masahiko Kurabayashi, Nov. 2016, CIRCULATION, 134, Summary international conference
• A Massive Increase in Serum Levels of Fatty Acid Binding Protein 4 in Patients With Acute Myocardial Infarction Complicated by Out-of-Hospital Cardiac Arrest Due to Ventricular Fibrillation, Hiroaki Sunaga,Tatsuya Iso,Masaru Obokata,Yoshiaki Ohyama,Norimichi Koitabashi,Ryuichi Funada,Noriaki Takama,Hiroki Matsui,Tomoyuki Yokoyama,Masami Murakami,Masahiko Kurabayashi, Nov. 2016, CIRCULATION, 134, Summary international conference
• Integrated Area of Desaturation Index can Predict Three-Year Prognosis in Heart Failure Patients after Adaptive Servo Ventilation Therapy, Noriaki Takama,Hiroshi Hasegawa,Keita Goto,Kuniko Masuda,Hidemi Sorimachi,Makito Sato,Masaru Obokata,Yae Matsuo,Hirokazu Sano,Ryuichi Funada,Syu Kasama,Norimichi Koitabashi,Masahiko Kurabayashi, Nov. 2014, CIRCULATION, 130, Summary international conference
• Early Increase in Serum Fatty Acid Binding Protein 4 Levels in Patients with Acute Myocardial Infarction: Lipolysis as a Novel Marker for Myocardial Ischemia, Hiroaki Sunaga,Yoshiaki Ohyama,Masaru Obokata,Tatsuya So,Tomoka Kawaguchi,Norimichi Koitabashi,Ryuichi Funada,Noriaki Takama,Mas Rizky A. Syamsunarno,Hiroki Matsui,Tomoyuki Yokoyama,Masahiko Kurabayashi, Nov. 2014, CIRCULATION, 130, Summary international conference
• 脂肪酸結合タンパクFABP4は急性心筋梗塞の早期診断マーカーとして有用である, 須永 浩章,磯 達也,大山 善昭,小保方 優,河口 智香,小板橋 紀通,Syamsunarno MasRizky A.A,松井 弘樹,横山 知行,倉林 正彦, Sep. 2015, 日本未病システム学会学術総会抄録集, 22回, 136, 136
• Relation Between Echocardiogram-Based Cardiac Parameters and Outcome in Heart Failure With Preserved and Reduced Ejection Fraction, Masaru Obokata,Masaaki Takeuchi,Kazuaki Negishi,Nobuyuki Ohte,Masaki Izumo,Eiji Yamashita,Mio Ebato,Satoshi Yuda,Masahiko Kurabayashi,Satoshi Nakatani, Nov. 2016, AMERICAN JOURNAL OF CARDIOLOGY, 118, 9, 1356, 1362

  DOI
• Cumulative Burden of Myocardial Dysfunction in Cardiac Amyloidosis Assessed Using Four-Chamber Cardiac Strain, Yuichiro Kado,Masaru Obokata,Yasufumi Nagata,Tomoko Ishizu,Karima Addetia,Kazutaka Aonuma,Masahiko Kurabayashi,Roberto M. Lang,Masaaki Takeuchi,Yutaka Otsuji, Nov. 2016, JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY, 29, 11, 1092, +

  DOI
• Effect of Sex Differences on the Association Between Stroke Risk and Left Atrial Anatomy or Mechanics in Patients With Atrial Fibrillation, Kuniko Yoshida,Masaru Obokata,Koji Kurosawa,Hidemi Sorimachi,Masahiko Kurabayashi,Kazuaki Negishi, Oct. 2016, CIRCULATION-CARDIOVASCULAR IMAGING, 9, 10, e004999

  DOI
• Left Atrial Strain Provides Incremental Value for Embolism Risk Stratification over CHA(2)DS(2)-VASc Score and Indicates Prognostic Impact in Patients with Atrial Fibrillation, Masaru Obokata,Kazuaki Negishi,Koji Kurosawa,Rieko Tateno,Shoichi Tange,Masashi Arai,Masao Amano,Masahiko Kurabayashi, Jul. 2014, JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY, 27, 7, 709, U70

  DOI
• Fatty Acid Binding Protein 4 and 5 Play a Crucial Role in Thermogenesis under the Conditions of Fasting and Cold Stress, Mas Rizky A. A. Syamsunarno,Tatsuya Iso,Aiko Yamaguchi,Hirofumi Hanaoka,Mirasari Putri,Masaru Obokata,Hiroaki Sunaga,Norimichi Koitabashi,Hiroki Matsui,Kazuhisa Maeda,Keigo Endo,Yoshito Tsushima,Tomoyuki Yokoyama,Masahiko Kurabayashi, Mar. 2014, PLOS ONE, 9, 3, e90825

  DOI
• Incremental Prognostic Value of Ventricular-Arterial Coupling over Ejection Fraction in Patients with Maintenance Hemodialysis, Masaru Obokata,Koji Kurosawa,Hideki Ishida,Kyoko Ito,Tetsuya Ogawa,Yoshitaka Ando,Masahiko Kurabayashi,Kazuaki Negishi, May 2017, JOURNAL OF THE AMERICAN SOCIETY OF ECHOCARDIOGRAPHY, 30, 5, 444, +

  DOI
• Ventricular-Arterial Coupling and Exercise-Induced Pulmonary Hypertension During Low-Level Exercise in Heart Failure With Preserved or Reduced Ejection Fraction, Masaru Obokata,Yasufumi Nagata,Yuichiro Kado,Masahiko Kurabayashi,Yutaka Otsuji,Masaaki Takeuchi, Mar. 2017, JOURNAL OF CARDIAC FAILURE, 23, 3, 216, 220

  DOI
• Robust suppression of cardiac energy catabolism with marked accumulation of energy substrates during lipopolysaccharide-induced cardiac dysfunction in mice, Yogi Umbarawan,Mas Rizky A. A. Syamsunarno,Hideru Obinata,Aiko Yamaguchi,Hiroaki Sunaga,Hiroki Matsui,Takako Hishiki,Tomomi Matsuura,Norimichi Koitabashi,Masaru Obokata,Hirofumi Hanaoka,Anwarul Haque,Fumio Kunimotol,Yoshito Tsushima,Makoto Suematsu,Masahiko Kurabayashi,Tatsuya Iso, Dec. 2017, METABOLISM-CLINICAL AND EXPERIMENTAL, 77, 47, 57

  DOI
• A Critical Role of Fatty Acid Binding Protein 4 and 5 (FABP4/5) in the Systemic Response to Fasting, Syamsunarno,Mas Rizky A. A,Iso\, Tatsuya,Hanaoka\, Hirofumi,Yamaguchi\, Aiko,Obokata\, Masaru,Koitabashi\, Norimichi,Goto\, Kosaku,Hishiki\, Takako,Nagahata\, Yoshiko,Matsui\, Hiroki,Sano\, Motoaki,Kobayashi\, Masaki,Kikuchi\, Osamu,Sasaki\, Tsutomu,Maeda\, Kazuhisa,Murakami\, Masami,Kitamura\, Tadahiro,Suematsu\, Makoto,Tsushima\, Yoshito,Endo\, Keigo,Hotamisligil,Goekhan S,Kurabayashi\, Masahiko, 2013, PLOS ONE, 8, 11, e79386

  DOI
• Incremental Diagnostic Value of LA Strain With Leg Lifts in Heart Failure With Preserved Ejection Fraction, Obokata\, Masaru,Negishi\, Kazuaki,Kurosawa\, Koji,Arima\, Hitomi,Tateno\, Rieko,Ui\, Goro,Tange\, Shoichi,Arai\, Masashi,Kurabayashi\, Masahiko, 2013, JACC-CARDIOVASCULAR IMAGING, 6, 7, 749, 758

  DOI
• Association Between Circulating Ketone Bodies and Worse Outcomes in Hemodialysis Patients, Obokata\, Masaru,Negishi\, Kazuaki,Sunaga\, Hiroaki,Ishida\, Hideki,Ito\, Kyoko,Ogawa\, Tetsuya,Iso\, Tatsuya,Ando\, Yoshitaka,Kurabayashi\, Masahiko, 2017, JOURNAL OF THE AMERICAN HEART ASSOCIATION, 6, 10, e006885

  DOI

Awards

• Research grant, Masaru Obokata, Nippon Shinyaku, Feb. 2020
• Research Grant for Clinical Investigation, Obokata Masaru, The Japanese Circulation Society, Feb. 2020
• Young Investigator’s Award, Obokata Masaru, Japanese Society of Echocardiography, Apr. 2012
• Young Investigator’s Award, Obokata Masaru, Japanese Collage of Cardiology, Sep. 2014
• Abstract Award for Overseas Congress, Obokata Masaru, Japanese Society of Echocardiography, Jan. 2015
• Echo U-40-Research Achievement Award, Obokata Masaru, Japanese Society of Echocardiography, Mar. 2015
• Young Investigator’s Award, Obokata Masaru, Japanese Circulation Society, Apr. 2015
• Banyu Fellowship Program, Obokata Masaru, MSD life Science Foundation, Dec. 2015
• Research Grant, Obokata Masaru, Japanese Society of Echocardiography, Jun. 2017
• Travel Grant Awards, Obokata Masaru, Heart Failure Society of America (HFSA), Sep. 2017
• Research fellowship, Obokata Masaru, The Uehara Memorial Foundation, Dec. 2017
• 5th Cardiovascualr Imaging Award, Obokata Masaru, Japanese Circulation Society, Mar. 2018
• Research grant, Obokata Masaru, Fukuda Foundation for Medical Technology, Jun. 2019
• Jay N. Cohn New Investigator Award, Obokata Masaru, Heart Failure Society of America (HFSA), Sep. 2018
• Research grant, Obokata Masaru, Mochida Memorial Foundation for Medical and Pharmaceutical Research, Sep. 2019