Satoru Tanaka

ORCID: 0000-0003-3370-0188
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About
Contact & Profiles
Research Areas
  • earthquake and tectonic studies
  • High-pressure geophysics and materials
  • Reproductive biology and impacts on aquatic species
  • Geological and Geochemical Analysis
  • Seismic Waves and Analysis
  • Aquaculture Nutrition and Growth
  • Seismic Imaging and Inversion Techniques
  • Fish Ecology and Management Studies
  • Geological and Geophysical Studies
  • Organic and Molecular Conductors Research
  • Superconducting Materials and Applications
  • Synthesis and Characterization of Heterocyclic Compounds
  • Seismology and Earthquake Studies
  • Sperm and Testicular Function
  • Effects and risks of endocrine disrupting chemicals
  • Physics of Superconductivity and Magnetism
  • Blood Pressure and Hypertension Studies
  • Methane Hydrates and Related Phenomena
  • Magnetism in coordination complexes
  • Multiple Sclerosis Research Studies
  • Nitric Oxide and Endothelin Effects
  • Peripheral Neuropathies and Disorders
  • Earthquake Detection and Analysis
  • Anesthesia and Sedative Agents
  • Cardiac Imaging and Diagnostics

Japan Agency for Marine-Earth Science and Technology
2016-2025

Earth University
2018-2021

Futaba (Japan)
2021

Shionogi (Japan)
2021

Saitama Medical University
2011-2020

Social Insurance Saitama Chuo Hospital
1995-2020

Oji General Hospital
2019-2020

EarthSky
2017-2018

Osaka Minami Medical Center
2017

Japan Organization for Metals and Energy Security (Japan)
2016

In ten patients with Prinzmetal's variant form of angina the effects various drugs were assessed: subcutaneous injection methacholine (10 mg), atropine (0.7 and epinephrine mg); intravenous infusion isoproterenol (20-25 µg/min); in three above who having recurrent spontaneous attacks at time examination, oral administration (0.6-1.2 propranolol (30-90 phenoxybenzamine mg one patient). Master's triple two-step test selective coronary arteriography done on all patients. induced that suppressed...

10.1161/01.cir.50.3.534 article EN Circulation 1974-09-01

Vigorous hyperventilation was induced for five minutes immediately after a five-minute infusion of 100 ml Tris-buffer (pH 10) in nine patients with Prinzmetal's variant angina. In eight the patients, chest pain ischemic changes electrocardiogram occurred during this procedure or within it ended. Coronary arterial spasm appeared and disappeared administration nitroglycerin all four whom coronary cinearteriography performed. This evident both before sublingual (0.6 mg). The oral 90 mg...

10.1161/01.cir.58.1.56 article EN Circulation 1978-07-01

We have investigated the relationship between heterogeneity and anisotropy in inner core. Heterogeneity was examined using PKP (DF) (BC) phases traveling east‐west direction (E‐W paths). The geographical pattern of differential travel time (BC‐DF) residuals found to be a manifestation degree one outermost 100 500 km Spherical harmonics analysis showed that P velocities core are fast region from 43°E 177°E (the quasi‐eastern hemisphere) with peak value +0.29±0.15% slow 183°W quasi‐western...

10.1029/96jb03187 article EN Journal of Geophysical Research Atmospheres 1997-02-10

To evaluate cerebrospinal fluid (CSF) cytokine profiles in myelin oligodendrocyte glycoprotein IgG-positive (MOG-IgG+) disease adult and paediatric patients.In this cross-sectional study, we measured 27 cytokines the CSF of MOG-IgG+ acute phase before treatment (n=29). The data were directly compared with those aquaporin-4 antibody-positive (AQP4-IgG+) neuromyelitis optica spectrum disorder (NMOSD) (n=20), multiple sclerosis (MS) (n=20) non-inflammatory controls (n=14).In disease, there was...

10.1136/jnnp-2018-317969 article EN cc-by-nc Journal of Neurology Neurosurgery & Psychiatry 2018-06-06

The present study was designed to test the hypothesis that brachial-ankle pulse wave velocity (baPWV) predicts longitudinal increases in blood pressure (BP) and new onset of hypertension individuals with normal BP.baPWV measured using a semiautomated device 2,496 participants (27-84 years) without who visited our hospital for yearly health check-up. They were followed up 4 years endpoint being development hypertension.During follow-up period (median, 733 days; actual follow-up, 5,215...

10.1038/ajh.2011.19 article EN American Journal of Hypertension 2011-02-17

To twenty six patients with angina at rest (including 13 Prinzmetal's variant angina), propranolol 40--50 mg, dilitiazem 60--90 dipyridamole 50 atropine sulfate 0.6 mg and phenoxybenzamine 10--20 were given 9:00 p.m. 2:00 a.m. (except which was only p.m.) to examine the effect of these drugs on attack. Propranolol not ineffective in suppressing attack but rather tended aggravate it all cases angina. It effective some degree 5 other than Diltiazem suppressed completely dramatically angina)....

10.1253/jcj.42.1 article EN Japanese Circulation Journal 1978-01-01

Abstract International Monitoring System hydrophone arrays are powerful tools for monitoring submarine volcanic activity. In this study, we routinely analyzed the signals of triplet H11S, located off coast Wake Island, beginning in July 2022, to monitor activity, particularly Izu–Bonin–Mariana arc. We removed instrument response and applied a band-pass filter with cutoff frequencies 4 8 Hz. Subsequently, were divided into 10 s time windows without overlapping. Semblance analysis was...

10.1785/0220240341 article EN Seismological Research Letters 2025-02-07

The South Pacific region is characterized by a broadly elevated seafloor known as the superswell. This has concentration of midplate volcanoes that experienced massive eruptions in mid‐Cretaceous period (90–120 Ma). These characteristics suggest presence large‐scale mantle plume beneath Pacific, called superplume. geometry, origin depth, temperature, and composition superplume remain controversial, however, mainly due to lack seismological data documents structure Pacific. Seismic stations...

10.1029/2009gc002533 article EN Geochemistry Geophysics Geosystems 2009-11-01

Abstract Most of the diseases for which apheresis therapy is indicated are intractable and rare, each patient has a different background treatment course prior to initiation. Therefore, it difficult conduct large‐scale randomized controlled trials secure high‐quality evidence. Under such circumstances, American Society Apheresis (ASFA) issued its guidelines in 2007, were repeatedly revised until latest edition 2019. The ASFA comprehensive. However, United States, centrifugal separation...

10.1111/1744-9987.13749 article EN Therapeutic Apheresis and Dialysis 2021-12-01

SUMMARY The 1998‐1999 volcanic unrest of Iwate volcano, northeastern Japan, was marked by 350 deep low-frequency earthquakes (DLFs) and 120 intermediate-depth (ILFs), as well an intense swarm shallow that began during 1998 April. rate occurrence the DLFs increased approximately 5 d before increased, number ILFs gradually from middle 1998. To investigate relationship between activity activities ILFs, we determined their precise hypocentres source mechanisms analysing waveform data recorded a...

10.1046/j.1365-246x.2003.01991.x article EN Geophysical Journal International 2003-08-20

Abstract Objective : To determine the prevalence of and sex differences related to metabolic syndrome among obese overweight elementary school children. Research Methods Procedures Subjects were 471 or Japanese Children meeting at least three following five criteria qualified as having syndrome: abdominal obesity, elevated blood pressure, low high‐density lipoprotein‐cholesterol levels, high triglyceride fasting glucose levels. Fasting insulin levels also examined. Results children found...

10.1038/oby.2005.134 article EN Obesity Research 2005-07-01

We observed very long period seismic events that are associated with the 1998 activity of Iwate Volcano, northeast Japan. The show a dominant 10 s and duration 30–60 s, often accompanying short‐period waves at beginning end long‐period signals. By analyzing broadband seismograms we find source elongates in east‐west direction for ∼4 km depth 2 beneath western part Volcano. Results moment tensor inversions mechanism mutual deflation inflation two chambers located eastern edges region. region...

10.1029/2000jb900155 article EN Journal of Geophysical Research Atmospheres 2000-08-10
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