Masashi Ichinose

Summary

Affiliation: Oita Medical University
Country: Japan

Publications

  1. pmc Development of a new method for assessing the cardiac baroreflex: response to downward tilting in patients with diabetes mellitus
    M Nakagawa
    Department of Laboratory Medicine Oita Medical University, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    Heart 86:643-8. 2001
  2. ncbi request reprint Malignant neurocardiogenic vasovagal syncope associated with chronic exaggerated vagal tone
    M Nakagawa
    Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama machi, Oita 879 5593, Japan
    Pacing Clin Electrophysiol 23:1695-7. 2000
  3. ncbi request reprint Gender differences in various types of idiopathic ventricular tachycardia
    Mikiko Nakagawa
    Department of Laboratory Medicine, Oita Medical University, Hasama, Japan
    J Cardiovasc Electrophysiol 13:633-8. 2002
  4. ncbi request reprint Gender differences in ventricular repolarization: terminal T wave interval was shorter in women than in men
    Mikiko Nakagawa
    Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    Pacing Clin Electrophysiol 26:59-64. 2003
  5. ncbi request reprint Dynamics of T-U wave in patients with idiopathic ventricular tachycardia originating from the right ventricular outflow tract
    Mikiko Nakagawa
    Department of Laboratory Medicine, Division of Cardiovascular Science, Oita Medical University, Hasama, Oita, Japan
    Pacing Clin Electrophysiol 27:148-55. 2004
  6. ncbi request reprint Characteristics of new-onset ventricular arrhythmias in pregnancy
    Mikiko Nakagawa
    Division of Cardiovascular Science, Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    J Electrocardiol 37:47-53. 2004
  7. ncbi request reprint Patients with mild hypertensive heart disease and left ventricular outflow tract obstruction: treatment with angiotensin II antagonists
    Mikiko Nakagawa
    Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama, 879 5593, Oita Japan
    Heart Vessels 19:248-51. 2004
  8. ncbi request reprint Gender differences in autonomic modulation of ventricular repolarization in humans
    Mikiko Nakagawa
    Department of Cardiovascular Science, Division of Laboratory Medicine, Oita University, School of Medicine, Oita, Japan
    J Cardiovasc Electrophysiol 16:278-84. 2005
  9. ncbi request reprint Gender differences in the dynamics of terminal T wave intervals
    Mikiko Nakagawa
    Department of Cardiovascular Science, Division of Laboratory Medicine, Oita University School of Medicine, Oita, Japan
    Pacing Clin Electrophysiol 27:769-74. 2004
  10. ncbi request reprint Heterogeneous expression of connexin 43 in the myocardium of rabbit right ventricular outflow tract
    Baiqing Ou
    Department of Cardiovascular Science, Division of Laboratory Medicine, Oita University Faculty of Medicine, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    Life Sci 77:52-9. 2005

Collaborators

Detail Information

Publications29

  1. pmc Development of a new method for assessing the cardiac baroreflex: response to downward tilting in patients with diabetes mellitus
    M Nakagawa
    Department of Laboratory Medicine Oita Medical University, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    Heart 86:643-8. 2001
    ..To investigate the clinical value of a new non-invasive method for assessing baroreflex sensitivity using downward tilting...
  2. ncbi request reprint Malignant neurocardiogenic vasovagal syncope associated with chronic exaggerated vagal tone
    M Nakagawa
    Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama machi, Oita 879 5593, Japan
    Pacing Clin Electrophysiol 23:1695-7. 2000
    ..It is suggested that an exaggerated resting vagal tone might be associated with the pathogenesis of prolonged asystole in our patient...
  3. ncbi request reprint Gender differences in various types of idiopathic ventricular tachycardia
    Mikiko Nakagawa
    Department of Laboratory Medicine, Oita Medical University, Hasama, Japan
    J Cardiovasc Electrophysiol 13:633-8. 2002
    ..The aim of this study was to evaluate gender differences in the incidence and age distribution of various types of idiopathic ventricular tachycardia (VT)...
  4. ncbi request reprint Gender differences in ventricular repolarization: terminal T wave interval was shorter in women than in men
    Mikiko Nakagawa
    Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    Pacing Clin Electrophysiol 26:59-64. 2003
    ....
  5. ncbi request reprint Dynamics of T-U wave in patients with idiopathic ventricular tachycardia originating from the right ventricular outflow tract
    Mikiko Nakagawa
    Department of Laboratory Medicine, Division of Cardiovascular Science, Oita Medical University, Hasama, Oita, Japan
    Pacing Clin Electrophysiol 27:148-55. 2004
    ..The dynamic changes in the T-U wave were observed in patients with RVOT-VT. Further investigations are required to elucidate the precise role of the U wave in arrhythmogenesis in those patients...
  6. ncbi request reprint Characteristics of new-onset ventricular arrhythmias in pregnancy
    Mikiko Nakagawa
    Division of Cardiovascular Science, Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    J Electrocardiol 37:47-53. 2004
    ..Our findings suggest that various hemodynamic and neurohormonal changes associated with pregnancy play an important role in ventricular arrhythmogenesis...
  7. ncbi request reprint Patients with mild hypertensive heart disease and left ventricular outflow tract obstruction: treatment with angiotensin II antagonists
    Mikiko Nakagawa
    Department of Laboratory Medicine, Oita Medical University, 1 1 Idaigaoka, Hasama, 879 5593, Oita Japan
    Heart Vessels 19:248-51. 2004
    ..Angiotensin II antagonists could be considered as the treatment of choice for such patients...
  8. ncbi request reprint Gender differences in autonomic modulation of ventricular repolarization in humans
    Mikiko Nakagawa
    Department of Cardiovascular Science, Division of Laboratory Medicine, Oita University, School of Medicine, Oita, Japan
    J Cardiovasc Electrophysiol 16:278-84. 2005
    ..Therefore, we investigated whether there is a gender difference in humans with respect to the dynamic response of ventricular repolarization to beta-adrenergic stimulation and to autonomic blockade...
  9. ncbi request reprint Gender differences in the dynamics of terminal T wave intervals
    Mikiko Nakagawa
    Department of Cardiovascular Science, Division of Laboratory Medicine, Oita University School of Medicine, Oita, Japan
    Pacing Clin Electrophysiol 27:769-74. 2004
    ..The observed gender difference in the measurement and dynamics of the Ta-e interval may help to understand the mechanisms underlying the gender difference in the incidence of ventricular arrhythmias...
  10. ncbi request reprint Heterogeneous expression of connexin 43 in the myocardium of rabbit right ventricular outflow tract
    Baiqing Ou
    Department of Cardiovascular Science, Division of Laboratory Medicine, Oita University Faculty of Medicine, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    Life Sci 77:52-9. 2005
    ..However, in the RV side of the RVOT septum, its distribution was scant and an unstained area was noted. The heterogeneous expression of Cx43 in the RVOT area may serve as substrate for idiopathic ventricular arrhythmia...
  11. ncbi request reprint Diazoxide-induced cardioprotection via DeltaPsim loss depending on timing of application
    Hidetoshi Yonemochi
    Department of Cardiovascular Science, Division of Laboratory Medicine, Oita University Faculty of Medicine, 1 1 Idaigaoka, Hasama, Oita, 879 5593, Japan
    Life Sci 79:1906-12. 2006
    ..Our results suggest that mitoKATP channels act as a trigger and mediator of cardioprotection through a transient or persistent DeltaPsim loss depending on phenotypic consequence in response to oxidants...
  12. ncbi request reprint Estrogen inhibits hyperthermia-induced expression of heat-shock protein 72 and cardioprotection against ischemia/reperfusion injury in female rat heart
    Tetsuji Shinohara
    Department of Internal Medicine 1, Faculty of Medicine, Oita University, 1 1 Idaigaoka, Hasama, Oita 879 5593, Japan
    J Mol Cell Cardiol 37:1053-61. 2004
    ..This observation may be due to the inhibitory effects of estrogen on HSP72 expression at a transcriptional level...
  13. ncbi request reprint The effect of propafenone on premature ventricular contractions (PVC): an analysis based on heart rate dependency of PVCs
    T Saikawa
    Department of Laboratory Medicine, Oita Medical University, Oita-gun, Japan
    Jpn Heart J 42:701-11. 2001
    ..Thus, this type of analysis contributes to an understanding of the action of antiarrhythmic agents, and may allow the prediction of their efficacy on PVCs...
  14. pmc Food intake and food consumption patterns of hospital workers in the dominican republic
    I Saito
    Department of Public Health and Hygiene, Oita Medical University, 879 5593, Idaigaoka, Hasama machi, Oita, Japan
    Environ Health Prev Med 3:31-6. 1998
    ..This was consistent with our previous findings that the average serum cholesterol level of Dominicans was generally low...
  15. ncbi request reprint Rapid electrical stimulation of contraction reduces the density of beta-adrenergic receptors and responsiveness of cultured neonatal rat cardiomyocytes. Possible involvement of microtubule disassembly secondary to mechanical stress
    H Yonemochi
    Department of Laboratory Medicine, School of Medicine, Oita Medical University, Oita, Japan
    Circulation 101:2625-30. 2000
    ..We studied the effect of rapid electrical stimulation of contraction on beta-adrenergic receptor (beta-AR) signal pathway in cultured cardiomyocytes of neonatal rats...
  16. ncbi request reprint Paradoxically shortened QT interval after a prolonged pause
    N Takahashi
    Department of Internal Medicine I, School of Medicine, Oita Medical University, Japan
    Pacing Clin Electrophysiol 21:1476-9. 1998
    ..The paradoxically shortened QT interval observed in the present 2 cases may indicate an abnormal adaptation of repolarization time to an abrupt increase in the preceding RR intervals...
  17. ncbi request reprint Mechanism of beta-adrenergic receptor upregulation induced by ACE inhibition in cultured neonatal rat cardiac myocytes: roles of bradykinin and protein kinase C
    H Yonemochi
    Department of Laboratory Medicine, Oita Medical University, Japan
    Circulation 97:2268-73. 1998
    ....
  18. ncbi request reprint Noninvasive assessment of the cardiac baroreflex: response to downward tilting and comparison with the phenylephrine method
    N Takahashi
    Department of Internal Medicine I, School of Medicine, Oita Medical University, Japan
    J Am Coll Cardiol 34:211-5. 1999
    ....
  19. ncbi request reprint Effect of constant and intermittent vagal stimulation on the heart rate and heart rate variability in rabbits
    T Iwao
    Department of Laboratory Medicine, School of Medicine, Oita Medical University, Japan
    Jpn J Physiol 50:33-9. 2000
    ..5 Hz, reflecting the on-off cycle of intermittent VS. Our results suggest that the HF component of the power spectrum of HRV measures the magnitude of fluctuations of vagal input associated with respiratory modulation...
  20. ncbi request reprint Radiofrequency catheter ablation from the left sinus of Valsalva in a patient with idiopathic ventricular tachycardia
    N Takahashi
    Department of Internal Medicine I, Oita Medical University, School of Medicine, Japan
    Pacing Clin Electrophysiol 23:1172-5. 2000
    ..Spontaneous PVCs were transiently terminated by an intravenous injection of adenosine triphosphate. Radiofrequency catheter ablation from the left sinus of Valsalva successfully abolished the PVCs and the VT...
  21. ncbi request reprint Hypoglycemic effect of cibenzoline in patients with abnormal glucose tolerance and frequent ventricular arrhythmias
    T Saikawa
    Department of Laboratory Medicine, Oita Medical University, Hasama machi, Japan
    Cardiovasc Drugs Ther 14:665-9. 2000
    ..38 (P < 0.05), and sigma IRI from 168 +/- 67 microU/mL to 199 +/-46 (P < 0.05). Cibenzoline exerted a hypoglycemic effect, facilitating insulin secretion in patients with abnormal glucose tolerance and ventricular arrhythmias...
  22. ncbi request reprint Diazoxide triggers cardioprotection against apoptosis induced by oxidative stress
    Masashi Ichinose
    Department of Laboratory Medicine, Oita Medical University, Japan
    Am J Physiol Heart Circ Physiol 284:H2235-41. 2003
    ..Our results suggest for the first time that diazoxide-induced opening of mitoK(ATP) channels triggers cardioprotection against apoptosis induced by oxidative stress in rat cardiomyocytes...
  23. ncbi request reprint Phrenic nerve conduction in infancy and early childhood
    T Imai
    Department of Neurology, School of Medicine, Sapporo Medical University, South 1, West 16, Chuo Ku, Sapporo 060 8543, Japan
    Muscle Nerve 23:915-8. 2000
    ..The results are valuable not only as a reference for the diagnosis of patients with phrenic nerve palsy, but also as an indicator of the normal development of the phrenic nerve...
  24. ncbi request reprint Effect of growth hormone on the translocation of GLUT4 and its relation to insulin-like and anti-insulin action
    I Yokota
    Department of Pediatrics, School of Medicine, University of Tokushima, 3 Kuramoto cho, Tokushima City, Tokushima 770, Japan
    Biochim Biophys Acta 1404:451-6. 1998
    ..The anti-insulin action of GH after chronic GH treatment does not appear to be mainly due to the inhibition of GLUT4 translocation...
  25. ncbi request reprint A novel mutation of CHRNA4 responsible for autosomal dominant nocturnal frontal lobe epilepsy
    S Hirose
    Department of Pediatrics, School of Medicine, Fukuoka University, Japan
    Neurology 53:1749-53. 1999
    ..To identify the mutation responsible for autosomal dominant nocturnal frontal lobe epilepsy (ADNFLE) in a nonwhite family...
  26. ncbi request reprint Urinary disturbance after therapy for cervical cancer: urodynamic evaluation and beta2-agonist medication
    K Hamada
    School of Medicine, Ehime University, Shigenobu, Onsen-gun, Japan
    Int Urogynecol J Pelvic Floor Dysfunct 10:365-70. 1999
    ..It is suggested that medication with mabuterol is a potential novel approach to the treatment of urinary disturbance after therapy for cervical cancer...
  27. ncbi request reprint Paradoxical weight loss with extra energy expenditure at brown adipose tissue in adolescent patients with Duchenne muscular dystrophy
    S Satomura
    Department of Pediatrics, School of Medicine, University of Tokushima, Tokushima, Japan
    Metabolism 50:1181-5. 2001
    ....
  28. ncbi request reprint A new technique of laparoscopic surgery for rectal disease
    T Hanai
    Department of Surgery, Fujita Health University, School of Medicine, Aichi, Japan
    Rev Gastroenterol Peru 24:29-33. 2004
    ..This technical report validate that our technique modifications for rectal laparoscopic surgery are useful when a surgeon has to work in a narrow space...
  29. ncbi request reprint A biomechanical definition of spinal segmental instability taking personal and disc level differences into account
    M Ito
    Department of Orthopaedic Surgery, School of Medicine, Hokkaido University, Sapporo, Japan
    Spine (Phila Pa 1976) 18:2295-304. 1993
    ..Although normal lumbar spines showed the consistent deformation pattern, the patterns of the unstable lumbar spines were different...