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Research Output 1980 2019

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2002
65 Citations (Scopus)

Weight reduction decreases soluble cellular adhesion molecules in obese women

Ito, H., Ohshima, A., Inoue, M., Ohto, N., Nakasuga, K., Kaji, Y., Maruyama, T. & Nishioka, K., 2002, In : Clinical and Experimental Pharmacology and Physiology. 29, 5-6, p. 399-404 6 p.

Research output: Contribution to journalArticle

E-Selectin
Intercellular Adhesion Molecule-1
Weight Loss
Adipose Tissue
Fats
2001
9 Citations (Scopus)

Alterations in electrical and mechanical activity in Langendorff-perfused guinea pig hearts exposed to decreased external sodium concentration with or without hypotonic insult

Yanagi, N., Maruyama, T., Arita, M., Kaji, Y. & Niho, Y., Feb 26 2001, In : Pathophysiology. 7, 4, p. 251-261 11 p.

Research output: Contribution to journalArticle

Ventricular Pressure
Guinea Pigs
Hyponatremia
Sodium
Muscle Contraction
14 Citations (Scopus)

Entrapment of a guide wire by the Chiari network in a patient with ablated idiopathic ventricular tachycardia

Shimoike, E., Ueda, N., Maruyama, T., Kaji, Y. & Niho, Y., Jun 7 2001, In : Journal of Interventional Cardiac Electrophysiology. 5, 2, p. 219-222 4 p.

Research output: Contribution to journalArticle

Ventricular Tachycardia
Echocardiography
49 Citations (Scopus)

Shift work modifies the circadian patterns of heart rate variability in nurses

Ito, H., Nozaki, M., Maruyama, T., Kaji, Y. & Tsuda, Y., Aug 2 2001, In : International Journal of Cardiology. 79, 2-3, p. 231-236 6 p.

Research output: Contribution to journalArticle

Heart Rate
Nurses
Sleep
Circadian Rhythm
Electrocardiography
1 Citation (Scopus)

Subthreshold stimulation in three types of reentrant supraventricular tachycardia: Correlation with the results of catheter ablation

Ueda, N., Kaji, Y., Maruyama, T., Shimoike, E., Ito, H., Fujino, T., Niho, Y. & Harada, M., Dec 21 2001, In : JAPANESE CIRCULATION JOURNAL. 65, 12, p. 1057-1063 7 p.

Research output: Contribution to journalArticle

Supraventricular Tachycardia
Catheter Ablation
Tachycardia
Atrioventricular Nodal Reentry Tachycardia
2000

A case of metastatic colon carcinoma in which a continuous intrahepatic artery-infusion of 5-FU leucovorin and cisplatin, and systemic chemotherapy with CPT-11 was very effective

Ishikawa, T., Nakamura, M., Ohkuma, K., Hisano, C., Nakano, S., Maruyama, T., Kaji, Y., Niho, Y. & Masumoto, N., Jan 1 2000, In : Gan to kagaku ryoho. Cancer & chemotherapy. 27, 9, p. 1443-1447 5 p.

Research output: Contribution to journalArticle

irinotecan
Leucovorin
Fluorouracil
Cisplatin
Colon
8 Citations (Scopus)

Influence of right atrial structure on outcome of radiofrequency catheter ablation for common atrial flutter

Ohba, Y., Shimoike, E., Ueda, N., Maruyama, T., Kaji, Y., Fujino, T. & Niho, Y., Jan 1 2000, In : Japanese Circulation Journal. 64, 10, p. 741-744 4 p.

Research output: Contribution to journalArticle

Atrial Flutter
Catheter Ablation
Angiography
Superior Vena Cava
Heart Atria
17 Citations (Scopus)

In vivo and in vitro study of radio-frequency application with a new long linear probe: Implication for the maze operation

Shimoike, E., Kaji, Y., Ueda, N., Maruyama, T., Kanaya, S. & Niho, Y., Jan 1 2000, In : Journal of Thoracic and Cardiovascular Surgery. 120, 1, p. 164-172 9 p.

Research output: Contribution to journalArticle

Heart Atria
Radio
Atrial Appendage
Stainless Steel
Atrial Fibrillation
1 Citation (Scopus)

Pacing-induced palmar sweating evaluated by unique hygrometer: Possible implications of sympathetic activation during tachycardia

Maruyama, T., Yanaga, T. & Makino, N., Mar 2000, In : Clinical Physiology. 20, 2, p. 85-88 4 p.

Research output: Contribution to journalArticle

Sweating
Ventricular Tachycardia
Tachycardia
Hemodynamics
Blood Pressure
27 Citations (Scopus)

Radiofrequency catheter ablation of upper septal idiopathic left ventricular tachycardia exhibiting left bundle branch block morphology

Shimoike, E., Ueda, N., Maruyama, T. & Kaji, Y., Jan 1 2000, In : Journal of Cardiovascular Electrophysiology. 11, 2, p. 203-207 5 p.

Research output: Contribution to journalArticle

Catheter Ablation
Bundle-Branch Block
Ventricular Tachycardia
Ventricular Septum
17 Citations (Scopus)

Relationship of high-density lipoprotein cholesterol and red blood cell filterability: Cross-sectional study of healthy subjects

Ejima, J. I., Ijichi, T., Ohnishi, Y., Maruyama, T., Kaji, Y., Kanaya, S., Fujino, T., Uyesaka, N. & Ohmura, T., Mar 21 2000, In : Clinical Hemorheology and Microcirculation. 22, 1, p. 1-7 7 p.

Research output: Contribution to journalArticle

HDL Cholesterol
Healthy Volunteers
Cross-Sectional Studies
Erythrocytes
Lipids
3 Citations (Scopus)

Severe thrombocytopenia caused by digitoxin intoxication in a patient with heart failure associated with Sjogren's syndrome

Haro, T., Shimoike, E., Horiuchi, T., Maruyama, T. & Niho, Y., Apr 1 2000, In : JAPANESE CIRCULATION JOURNAL. 64, 4, p. 309-311 3 p.

Research output: Contribution to journalArticle

Digitoxin
Sjogren's Syndrome
Thrombocytopenia
Heart Failure
Hypokalemia
1999

Echocardiographic observation before and after rupture of an aneurysm of the sinus of valsalva associated with ventricular septal defect

Shimoike, E., Yanagi, N., Ueda, N., Maruyama, T., Kaji, Y., Fujino, T., Masaki, R., Niho, Y. & Kanaya, S., 1999, In : Journal of Medical Ultrasonics. 26, 11, p. 1111-1117 7 p.

Research output: Contribution to journalArticle

Sinus of Valsalva
Ventricular Heart Septal Defects
Aneurysm
Rupture
Observation
13 Citations (Scopus)

Effects of oral repetitive loading of disopyramide on acute-onset atrial fibrillation with concurrent monitoring of serum drug concentration

Kishikawa, T., Maruyama, T., Kaji, Y., Sasaki, Y., Kanaya, S., Fujino, T., Niho, Y. & Ishihara, Y., Jan 1 1999, In : International Journal of Cardiology. 68, 1, p. 57-62 6 p.

Research output: Contribution to journalArticle

Disopyramide
Drug Monitoring
Atrial Fibrillation
Serum
Therapeutics
2 Citations (Scopus)

Experimental ablation study using a new long linear probe in isolated porcine hearts

Shimoike, E., Ueda, N., Maruyama, T., Kaji, Y., Kanaya, S., Fujino, T. & Niho, Y., Mar 1 1999, In : japanese heart journal. 40, 2, p. 189-197 9 p.

Research output: Contribution to journalArticle

Swine
Pressure
Stainless Steel
Atrial Fibrillation
Electrodes
5 Citations (Scopus)

Heart rate variability analysis of patients with idiopathic left ventricular outflow tract tachycardia - Role of triggered activity

Shimoike, E., Ueda, N., Maruyama, T., Kaji, Y., Kanaya, S., Fujino, T. & Niho, Y., Aug 1 1999, In : JAPANESE CIRCULATION JOURNAL. 63, 8, p. 629-635 7 p.

Research output: Contribution to journalArticle

Ventricular Premature Complexes
Tachycardia
Heart Rate
Ventricular Tachycardia
Cardiac Arrhythmias
2 Citations (Scopus)

Na+-K+ pump inhibition caused by chronic amiodarone in guinea pig myocardium

Maruyama, T., Ueda, N., Kaji, Y., Kanaya, S., Fujino, T. & Niho, Y., Jan 1 1999, In : Heart and Vessels. 14, 5, p. 216-223 8 p.

Research output: Contribution to journalArticle

Amiodarone
Myocardium
Guinea Pigs
Digoxin
Microelectrodes
16 Citations (Scopus)

Possible evidence for transmembrane K+-H+ exchange system in guinea pig myocardium

Nagashima, R., Tsuda, Y., Maruyama, T., Kanaya, S., Fujino, T. & Niho, Y., May 1 1999, In : japanese heart journal. 40, 3, p. 351-364 14 p.

Research output: Contribution to journalArticle

Omeprazole
Potassium-Hydrogen Antiporters
Myocardium
Guinea Pigs
Muscle Cells
1 Citation (Scopus)

Prominent bifid T waves observed in the QT prolongation caused by complete atrioventricular blockade in a hypokalemic diabetic patient

Oka-Manabe, S., Maruyama, T., Urae, R., Amamoto, T. & Niho, Y., Jan 1 1999, In : Journal of Electrocardiology. 32, 3, p. 289-292 4 p.

Research output: Contribution to journalArticle

Hypokalemia
Bradycardia
Fatigue
Diabetes Mellitus
Potassium
5 Citations (Scopus)

Radiofrequency catheter ablation of idiopathic right ventricular tachycardia near the His bundle.

Shimoike, E., Ohba, Y., Yanagi, N., Ohtsuka, S., Ohnishi, Y., Ueda, N., Nozaki, M., Maruyama, T., Kaji, Y., Takahashi, N. & Niho, Y., Jan 1 1999, In : Fukuoka igaku zasshi = Hukuoka acta medica. 90, 4, p. 132-139 8 p.

Research output: Contribution to journalArticle

Bundle of His
Catheter Ablation
Ventricular Tachycardia
Cardiac Electrophysiologic Techniques
Bundle-Branch Block
64 Citations (Scopus)

Radiofrequency catheter ablation of left ventricular outflow tract tachycardia from the coronary cusp: A new approach to the tachycardia focus

Shimoike, E., Ohnishi, Y., Ueda, N., Maruyama, T. & Kaji, Y., Jan 1 1999, In : Journal of Cardiovascular Electrophysiology. 10, 7, p. 1005-1009 5 p.

Research output: Contribution to journalArticle

Catheter Ablation
Ventricular Tachycardia
Tachycardia
Sinus of Valsalva
Bundle-Branch Block
1998
5 Citations (Scopus)

Electrical and mechanical abnormalities in the heart of a schizophrenic patient with hyponatremia derived from water intoxication

Yanagi, N., Maruyama, T., Uehata, S., Wakimoto, Y., Sasaki, Y. & Arita, M., Oct 15 1998, In : Journal of Cardiology. 32, 3, p. 197-204 8 p.

Research output: Contribution to journalArticle

Water Intoxication
Congenital Heart Defects
Hyponatremia
Sodium
Osmolar Concentration
1 Citation (Scopus)

Increased plasma epinephrine but not reduced heart rate variability leads to ventricular arrhythmias in patients with acute myocardial infarction

Ejima, J. I., Kaneko, T., Maruyama, T., Kaji, Y., Tsuda, Y., Kanaya, S., Fujino, T., Niho, Y. & Ishihara, Y., Sep 16 1998, In : Journal of Cardiology. 32, 2, p. 69-75 7 p.

Research output: Contribution to journalArticle

Epinephrine
Cardiac Arrhythmias
Heart Rate
Myocardial Infarction
Ventricular Premature Complexes
3 Citations (Scopus)

Isoproterenol-induced creatine kinase leakage in Langendorff-perfused rat heart associated with significant myocardial edema

Odashiro, K., Hiramatsu, S. I., Maruyama, T., Kaji, Y., Kanaya, S., Fujino, T. & Niho, Y., Jan 1 1998, In : japanese heart journal. 39, 4, p. 513-525 13 p.

Research output: Contribution to journalArticle

Creatine Kinase
Isoproterenol
Edema
Cyclic AMP-Dependent Protein Kinases
Propranolol
31 Citations (Scopus)

Propylthiouracil-Induced severe hepatitis: A case report and review of the literature

Ichiki, Y., Akahoshi, M., Yamashita, N., Morita, C., Maruyama, T., Horiuchi, T., Hayashida, K., Ishibashi, H. & Niho, Y., Oct 1 1998, In : Journal of gastroenterology. 33, 5, p. 747-750 4 p.

Research output: Contribution to journalArticle

Propylthiouracil
Hepatitis
Liver
Lymphocytes
Necrosis
39 Citations (Scopus)

Radiofrequency catheter ablation of left ventricular outflow tract tachycardia: Report of two cases

Shimoike, E., Ohba, Y., Yanagi, N., Hiramatsu, S. I., Ueda, N., Maruyama, T., Kaji, Y., Kanaya, S., Fujino, T. & Niho, Y., Jan 1 1998, In : Journal of Cardiovascular Electrophysiology. 9, 2, p. 196-202 7 p.

Research output: Contribution to journalArticle

Catheter Ablation
Ventricular Tachycardia
Tachycardia
1996
7 Citations (Scopus)

Effects of enalapril on the collagen matrix in cardiomyopathic Syrian hamsters (BIO 14.6 and 53.58)

Masutomo, K., Makino, N., Maruyama, T., Shimada, T. & Yanaga, T., Mar 5 1996, In : JAPANESE CIRCULATION JOURNAL. 60, 1, p. 50-61 12 p.

Research output: Contribution to journalArticle

Enalapril
Collagen Type III
Mesocricetus
Collagen
Cardiomyopathies
1 Citation (Scopus)

Effects of exercise on mitral regurgitation in healthy subjects

Kuruma, T., Nagashima, R., Maruyama, T., Kaji, Y., Kanaya, S. & Fujino, T., Aug 2 1996, In : Journal of Cardiology. 27, 5 SUPPL. 2, p. 51-55 5 p.

Research output: Contribution to journalArticle

Mitral Valve Insufficiency
Healthy Volunteers
Exercise
Heart Rate
Doppler Color Echocardiography

Factors predictive of early mortality after acute myocardial infarction

Kaji, Y., Yanagi, N., Maruyama, T., Kanaya, S., Fujino, T., Niho, Y., Mori, T., Sasaki, Y. & Ishihara, Y., Jan 1 1996, In : Rinsho byori. The Japanese journal of clinical pathology. 44, 11, p. 1031-1036 6 p.

Research output: Contribution to journalArticle

Myocardial Infarction
Mortality
Atrial Natriuretic Factor
Cardiac Arrhythmias
Cardiogenic Shock
9 Citations (Scopus)

Successful foscarnet therapy for mucocutaneous infection with herpes simplex virus in a recipient after unrelated bone marrow transplantation

Iino, T., Gondo, H., Ohno, Y., Minagawa, H., Iwasaki, H., Maruyama, T., Nakashima, H. & Niho, Y., Dec 1 1996, In : Bone Marrow Transplantation. 18, 6, p. 1185-1188 4 p.

Research output: Contribution to journalArticle

Foscarnet
Acyclovir
Simplexvirus
Bone Marrow Transplantation
Vidarabine
1995
11 Citations (Scopus)

Acute effects of amiodarone on membrane properties, refractoriness, and conduction in guinea pig papillary muscles

Maruyama, T., Richardson, L. C., Sun, W., McCarthy, J. J. & Gettes, L. S., Apr 1 1995, In : Heart and Vessels. 10, 2, p. 78-86 9 p.

Research output: Contribution to journalArticle

Amiodarone
Papillary Muscles
Guinea Pigs
Membranes
Action Potentials
1 Citation (Scopus)

Coronary Dilating Effects of Intracoronary Nicorandil: Comparison with Isosorbide Dinitrate

Ejima, J. I., Maruyama, T., Kaji, Y., Tsuda, Y., Kanaya, S., Fujino, T., Niho, Y., Kaneda, K., Moriyama, H. & Ohmura, I., Jan 1 1995, In : japanese heart journal. 36, 6, p. 699-707 9 p.

Research output: Contribution to journalArticle

Nicorandil
Isosorbide Dinitrate
Nitrates
Myocardial Ischemia
Hypotension
9 Citations (Scopus)

Effects of Ajmaline on Non-sodium Ionic Currents in Guinea Pig Ventricular Myocytes

Enomoto, K., Imoto, M., Nagashima, R., Kaneko, T., Maruyama, T., Kaji, Y., Tsuda, Y., Niho, Y., Kanaya, S. & Fujino, T., Jan 1 1995, In : japanese heart journal. 36, 4, p. 465-476 12 p.

Research output: Contribution to journalArticle

Ajmaline
Muscle Cells
Guinea Pigs
Action Potentials
Patch-Clamp Techniques
4 Citations (Scopus)

Notched T Wave as Evidence of Autonomic Nervous Lability in Duchenne Progressive Muscular Dystrophy

Maruyama, T., Fujino, T., Fukuoka, Y., Tsukamoto, K. & Mawatari, S., Jan 1 1995, In : japanese heart journal. 36, 6, p. 741-750 10 p.

Research output: Contribution to journalArticle

Duchenne Muscular Dystrophy
Electrocardiography
Mitral Valve Prolapse
Epinephrine
Catecholamines
1994
4 Citations (Scopus)

Evidence for the existence of myocardial H + -K + ATPase and its electrophysiological effects

Nagashima, R., Odashiro, K., Morita, S. I., Lo, M., Mori, T., Kuruma, T., Maruyama, T., Kaji, Y., Kanaya, S., Fujino, T. & Niho, Y., Dec 1 1994, In : japanese heart journal. 35, SUPPL. 1, p. 473-474 2 p.

Research output: Contribution to journalArticle

Proton-Translocating ATPases
16 Citations (Scopus)
Streptozocin
Muscle Cells
Action Potentials
Diabetic Cardiomyopathies
Wistar Rats
interstitial
Quinidine
Guinea
Microelectrodes
fluctuation

The nature of the external ionic modulation of the myocardial electrical propagation: Importance of the safety factor

Maruyama, T., Ejima, J., Kaji, Y., Tsuda, Y., Kanaya, S. & Fujino, T., Dec 1 1994, In : Journal of the Physiological Society of Japan. 56, 12, p. 415-424 10 p.

Research output: Contribution to journalArticle

Safety
Membranes
Papillary Muscles
Microelectrodes
Membrane Potentials

Three-dimensional activation wavefront during propagation in thick strand

Maruyama, T., Hiramatsu, S., Kishikawa, T., Odashiro, K., Morita, S., Mori, T., Lo, M., Nagashima, R., Kuruma, T., Kaji, Y., Kanaya, S., Fujino, T. & Niho, Y., Dec 1 1994, In : japanese heart journal. 35, SUPPL. 1, p. 265-266 2 p.

Research output: Contribution to journalArticle

Thrombotic Obstruction of the Right Coronary Artery in a Postoperative Patient with Bland-White-Garland Syndrome

Ejima, J., Fujimoto, M., Maruyama, T., Kaji, Y., Tsuda, Y., Ohtsuka, T., Kanaya, S., Fujino, T. & Niho, Y., Jan 1 1994, In : japanese heart journal. 35, 1, p. 87-94 8 p.

Research output: Contribution to journalArticle

Bland White Garland Syndrome
Coronary Vessels
Mitral Valve Insufficiency
Oliguria
Back Pain
1993
15 Citations (Scopus)

Effects of amiloride on the mechanical, electrical and biochemical aspects of ischemia-reperfusion injury

Yano, K. I., Maruyama, T., Makino, N., Matsui, H. & Yanaga, T., Apr 1 1993, In : Molecular and cellular biochemistry. 121, 1, p. 75-83 9 p.

Research output: Contribution to journalArticle

Amiloride
Reperfusion Injury
Reperfusion
Ischemia
Cardiac Arrhythmias

Metabolic regulation of the cardiac gap junctional current flow —Electrophysiological and magnetic resonance studies—

Maruyama, T. & Gettes, L. S., Jan 1 1993, In : JAPANESE CIRCULATION JOURNAL. 56, p. 1334-1338 5 p.

Research output: Contribution to journalArticle

Coronary Circulation
Intercellular Junctions
Electrophysiology
Ion Channels
Cell Communication
30 Citations (Scopus)

The relationship between serum lipoprotein (a) and restenosis after initial elective percutaneous transluminal coronary angioplasty

Tenda, K., Saikawa, T., Maeda, T., Sato, Y., Yonemochi, H., Shimoyama, N., Aragaki, S., Hara, M., Takaki, R., Niwa, H., Inoue, T. & Maruyama, T., Jan 1 1993, In : JAPANESE CIRCULATION JOURNAL. 57, 8, p. 789-795 7 p.

Research output: Contribution to journalArticle

Lipoprotein(a)
Coronary Balloon Angioplasty
Serum
Apolipoprotein A-I
Apolipoproteins B
1992

Effect of local warm stress on psychologic sweating

Yanaga, T., Adachi, M., Maruyama, T. & Hata, Y., Jan 1 1992, In : Journal of Japanese Association of Physical Medicine Balneology and Climatology. 55, 4, p. 215-219 5 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

QT interval shortening and ST elevation in intracoronary ECG during PTCA

Maeda, T., Saikawa, T., Niwa, H., Shimoyama, N., Hara, M., Maruyama, T., Takaki, R., Ito, M. & Kohmatsu, K., Jan 1 1992, In : Clinical Cardiology. 15, 7, p. 525-528 4 p.

Research output: Contribution to journalArticle

Coronary Balloon Angioplasty
Electrocardiography
Myocardial Ischemia
Ischemia
Arteries

The effects of isosorbide dinitrate spray on the coronary artery and its modification by the preceding chronic oral therapy with long acting isosorbide dinitrate

Maeda, T., Saikawa, T., Niwa, H., Simoyama, N., Kohmatsu, K., Yonemochi, H., Inoue, T., Maruyama, T., Takaki, R., Fukuoka, Y., Nanimatsu, H., Komura, K., Hara, M. & Akimitsu, T., Jan 1 1992, In : Respiration and Circulation. 40, 1, p. 83-87 5 p.

Research output: Contribution to journalArticle

Drug Tolerance
Delayed-Action Preparations
Intra-Arterial Injections
Isosorbide Dinitrate
Vasodilation
1991
8 Citations (Scopus)

Effects of ryanodine and BAY K 8644 on membrane properties and conduction during simulated ischemia

Maruyama, T., Cascio, W. E., Knisley, S. B., Buchanan, J. & Gettes, L. S., Dec 1 1991, In : American Journal of Physiology - Heart and Circulatory Physiology. 261, 6 30-6

Research output: Contribution to journalArticle

Ryanodine
Ischemia
Action Potentials
Membranes
Membrane Potentials
17 Citations (Scopus)

Interstitial potential during propagation in bathed ventricular muscle

Knisley, S. B., Maruyama, T. & Buchanan, J. W., Jan 1 1991, In : Biophysical Journal. 59, 3, p. 509-515 7 p.

Research output: Contribution to journalArticle

Action Potentials
Muscles
Membrane Potentials
Foot
Papillary Muscles
1990
4 Citations (Scopus)

Effect of temperature on the inhibition of the GABA-gated response by intracellular calcium

Maruyama, T., Ikemoto, Y. & Akaike, N., Jan 15 1990, In : Brain Research. 507, 1, p. 17-22 6 p.

Research output: Contribution to journalArticle

gamma-Aminobutyric Acid
Calcium
Temperature
Aminobutyrates
Intracellular Membranes
31 Citations (Scopus)

Proton-induced sodium current in frog isolated dorsal root ganglion cells

Akaike, N., Krishtal, O. A. & Maruyama, T., Jan 1 1990, In : Journal of Neurophysiology. 63, 4, p. 805-813 9 p.

Research output: Contribution to journalArticle

Spinal Ganglia
Anura
Protons
Sodium
Neurons