Masataka Kato

ORCID: 0000-0001-7112-181X
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About
Contact & Profiles
Research Areas
  • Semiconductor materials and devices
  • Cardiac Imaging and Diagnostics
  • Advancements in Semiconductor Devices and Circuit Design
  • Cardiovascular Disease and Adiposity
  • Coronary Interventions and Diagnostics
  • Pituitary Gland Disorders and Treatments
  • Advanced Data Storage Technologies
  • Heart Rate Variability and Autonomic Control
  • Cardiovascular Health and Disease Prevention
  • Cerebrovascular and Carotid Artery Diseases
  • Cardiac Arrhythmias and Treatments
  • Kawasaki Disease and Coronary Complications
  • Radiation Effects in Electronics
  • Liver Disease and Transplantation
  • Integrated Circuits and Semiconductor Failure Analysis
  • Cardiovascular Function and Risk Factors
  • Coronary Artery Anomalies
  • Meningioma and schwannoma management
  • Advanced Memory and Neural Computing
  • Intracranial Aneurysms: Treatment and Complications
  • Cardiac Structural Anomalies and Repair
  • Liver Disease Diagnosis and Treatment
  • Congenital Heart Disease Studies
  • Acute Myocardial Infarction Research
  • Adrenal and Paraganglionic Tumors

Maruyama Memorial General Hospital
2020-2025

Fukui Red Cross Hospital
2024

Chubu Rosai Hospital
2011-2023

University of Oxford
2023

University of Fukui
2021-2023

National Institute of Technology, Numazu College
2022

Nihon University
2010-2021

Kinetic Art & Technology (United States)
2009-2019

University of Shiga Prefecture
2018-2019

Funabashi Municipal Medical Center
2019

10.1016/s0140-6736(18)32003-8 article EN The Lancet 2019-03-01

Cerebral edema is a serious complication of the encephalopathy in fulminant hepatic failure. It major cause death. The mechanisms responsible for its formation are unclear, and aim this study was to investigate ultrastructural appearance brain capillaries by scanning electron microscopy. Samples cerebral cortex were obtained immediately after death from nine patients with failure (seven cases due acetaminophen overdose, one caused hepatitis B non-A, non-B hepatitis) needle biopsy at site...

10.1002/hep.1840150615 article EN Hepatology 1992-06-01

We conducted a multicenter, randomized, controlled trial to investigate the effect of long-term oral supplementation with branched-chain amino acids (BCAA) on event-free survival in 622 patients decompensated cirrhosis. In present study, development liver cancer was analyzed as an endpoint particular. Subjects received either treatment BCAA at 12g/day or dietary therapy containing matched daily energy and protein intake. A Cox regression analysis carried out estimate hazard ratios for...

10.1016/j.hepres.2006.04.007 article EN Hepatology Research 2006-06-05

Structured Abstract Authors – Yoshida T, Yamaguchi M, Utsunomiya Kato Arai Y, Kaneda Yamamoto H, Kasai K Introduction Previously, the authors have reported acceleration of tooth movement and osteoclastogenesis on pressure site in an experimental model by low‐energy laser irradiation (LELI), which stimulated RANK/RANKL system c‐fms /macrophage colony‐stimulating factor system. However, effect LELI osteogenesis tension is not known clearly. Moreover, temporal changes alveolar bone during been...

10.1111/j.1601-6343.2009.01464.x article EN Orthodontics and Craniofacial Research 2009-10-13

<h3>Background</h3> Although most neurovascular diseases can be treated either by microsurgical or endovascular means, a subset of patients may require combined approach. Patient transfer from the operating room (OR) to angiosuite has been fundamental drawback this type <h3>Objective</h3> The purpose study is report our clinical experience performing surgical and procedures for in hybrid OR. <h3>Methods</h3> 29 with underwent single session: 16 were scheduled treatment 13 emergency...

10.1136/neurintsurg-2012-010382 article EN Journal of NeuroInterventional Surgery 2012-06-02

BACKGROUND: Fully equipped high-end digital subtraction angiography (DSA) within the operating room (OR) environment has emerged as a new trend in fields of neurosurgery and vascular surgery. OBJECTIVE: To describe initial clinical experience with robotic DSA system hybrid OR. METHODS: A newly designed (Artis zeego; Siemens AG, Forchheim, Germany) was installed The consists multiaxis C arm surgical OR table. In addition to conventional neuroendovascular procedures, used an intraoperative...

10.1227/neu.0b013e31820b4f1c article EN Neurosurgery 2011-01-27

Data on the comparison between uninterrupted and interrupted by one dose strategies for direct oral anticoagulant (DOAC) use during periprocedural period of atrial fibrillation (AF) ablation are scarce. The purpose this study is to investigate feasibility DOAC strategy evaluating incidence silent stroke (SS) perioperative trends in coagulation markers compared with strategy.We randomly divided 200 consecutive patients receiving DOACs, who underwent AF into group (UG = 100) (IG 100). rate SS...

10.1093/europace/euy224 article EN EP Europace 2018-09-18

This paper describes the degradation of read-disturb characteristics related to time-dependent current caused by electron trapping in tunnel-oxide film. The current, rather than stress-induced leakage affects threshold-voltage shift memory cells with relatively thick tunnel oxide (>7 nm) and long disturbance time. Programming erase endurance read disturb such that lifetime is improved nitrided which exhibit long-endurance characteristics.< <ETX xmlns:mml="http://www.w3.org/1998/Math/MathML"...

10.1109/iedm.1994.383470 article EN 2002-12-17

BACKGROUND The mortality of patients with colorectal carcinoma depends mainly upon subsequent liver metastasis even after curative operation. However, it is very difficult to predict the incidence by analyzing conventional tumor markers or pathologic findings. In current study, authors examined genetic alterations p53/DCC loci and Ki-ras in relation metastasis, investigated whether these gene could be prognostic for metastasis. METHODS Primary tissue samples were collected at surgery from 30...

10.1002/(sici)1097-0142(19960415)77:8<1729::aid-cncr47>3.0.co;2-z article EN Cancer 1996-04-15

Background: Despite growing interest in non-target lesion events patients undergoing percutaneous coronary intervention (PCI), there has been little discussion of predictors. Methods and Results: A total 155 consecutive who underwent PCI were enrolled. Conventional integrated backscatter intravascular ultrasound (IB-IVUS) parameters measured lesions utilizing a 40-MHz catheter. Lipid-rich plaques (LRP) defined as with an increased lipid volume (>median) greater content. Non-target ischemic...

10.1253/circj.cj-10-0612 article EN Circulation Journal 2010-11-23

Iida T, Kato M, Komiyama O, Suzuki H, Asano Kuroki Kaneda Svensson P, Kawara M. Comparison of cerebral activity during teeth clenching and fist clenching: a functional magnetic resonance imaging study. Eur J Oral Sci 2010; 118: 635–641. © 2010 Using (fMRI), we compared the bilateral light fist‐clenching light‐teeth to provide more information on central processing mechanisms underlying awake bruxism. Fourteen subjects participated in our Statistical comparisons were used identify brain...

10.1111/j.1600-0722.2010.00784.x article EN European Journal Of Oral Sciences 2010-11-17

Patients with acute coronary syndrome (ACS) have multiple complex plaques associated plaque vulnerability. The present study assessed the tissue characteristics of between ACS and stable angina pectoris (SAP) culprit non-culprit lesions using integrated backscatter intravascular ultrasound (IB-IVUS).IVUS was performed in 165 patients (40 ACS) 225 (65 171 (42 ACS). percentage fibrous area (fibrous area/plaque area, %FIB) lipid (lipid %LIP) at segment minimal luminal were calculated IB-IVUS...

10.1253/circj.cj-10-0815 article EN Circulation Journal 2010-12-14

A 46-year-old female presented with POEMS syndrome. Hemodialysis was initiated to control severe anasarca and declining renal function. Corticosteroids were effective in treating insufficiency other symptoms. Serum interleukin 6 (IL-6) elevated before the corticosteroid therapy but returned normal level under therapy. Immunostaining for kidney tissue obtained by a biopsy showed diffuse distribution of IL-6 glomeruli; thus, contrast normal, detected not only mesangial cells also endothelial...

10.1159/000186994 article EN ˜The œNephron journals/Nephron journals 1992-01-01

The purpose of transsphenoidal surgery (TSS) for a functioning pituitary tumor (FPT) is to achieve endocrinological remission. biggest challenge aggressive resection invading the cavernous sinus (CS).To evaluate effects medial wall CS (MWCS) during FPT surgery.Consecutive FPTs were reviewed invasion (CSI) between April 2018 and December 2021. We operated on more than 250 FPTs, including 134 somatotroph tumors, 70 corticotroph 35 lactotroph 9 thyrotroph tumors.The patients classified into 3...

10.1227/neu.0000000000002109 article EN Neurosurgery 2022-08-24

The 2017 World Health Organization classification described aggressive pituitary neuroendocrine tumor (PitNET) as "a with strong invasiveness and rapid growth, which is difficult to treat surgery, radiation therapy, or drug therapy," remains a challenge in the treatment of tumors. Currently, temozolomide (TMZ) first-line for PitNET. However, it not yet covered by insurance Japan. Additionally, O6-Methylguanine-DNA Methyltransferase (MGMT) expression can lead resistance, further complicating...

10.1507/endocrj.ej24-0727 article EN cc-by-nc-nd Endocrine Journal 2025-01-01

Abstract Purpose Rathke’s cleft cyst (RCC) can lead to visual and pituitary dysfunction. Surgical decompression may alleviate these issues, but the decision operate remains controversial because of risk worsening function. Methods A retrospective analysis was conducted on 80 patients who underwent endoscopic transnasal transsphenoidal surgery for RCC from April 2018–April 2024. Clinical outcomes were assessed using magnetic resonance imaging, intraoperative findings, histopathology evaluate...

10.1210/jendso/bvaf093 article EN cc-by-nc-nd Journal of the Endocrine Society 2025-05-20
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