Seiji Aruga

ORCID: 0000-0003-0946-3186
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About
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Research Areas
  • Sports Performance and Training
  • Kidney Stones and Urolithiasis Treatments
  • Liver physiology and pathology
  • Genetics and Physical Performance
  • Sports injuries and prevention
  • Cardiovascular Effects of Exercise
  • Ion Transport and Channel Regulation
  • Lower Extremity Biomechanics and Pathologies
  • Cerebrospinal fluid and hydrocephalus
  • Sports Dynamics and Biomechanics
  • Magnesium in Health and Disease
  • Pediatric Urology and Nephrology Studies
  • Muscle Physiology and Disorders
  • Muscle activation and electromyography studies
  • Drug Transport and Resistance Mechanisms
  • Phagocytosis and Immune Regulation
  • Adrenal and Paraganglionic Tumors
  • Intraperitoneal and Appendiceal Malignancies
  • Martial Arts: Techniques, Psychology, and Education
  • Adrenal Hormones and Disorders
  • Urological Disorders and Treatments
  • Color Science and Applications
  • Dialysis and Renal Disease Management
  • Cancer Mechanisms and Therapy
  • Liquid Crystal Research Advancements

Tokai University
2000-2019

Kure Kyosai Hospital
2011-2017

Nishikawa Hospital
2017

The University of Tokyo
1992-2015

Juntendo University
2010

The University of Texas Southwestern Medical Center
2000-2004

Epson Information Technology College
2003

Seiko Holdings (Japan)
2003

Ministry of Health Labour and Welfare
1999

Hormonal and inflammatory responses to low-intensity resistance exercise with vascular occlusion were studied. Subjects ( n = 6) performed bilateral leg extension in the seated position, proximal end of their thigh compressed at 214 ± 7.7 (SE) mmHg throughout session by means a pressure tourniquet. Mean intensity quantity 20% 1 repetition maximum 14 repetitions × 5 sets, respectively. In each set, subjects repeated movement until exhaustion. Plasma concentrations growth hormone (GH),...

10.1152/jappl.2000.88.1.61 article EN Journal of Applied Physiology 2000-01-01

Laparoscopic left adrenalectomy was performed on a 47 years old male patient with primary aldosteronism. Subcutaneous steel traction method utilized in addition to intraperitoneal CO2 insufflation method. The combined use of reduced pressure below 12mmHg and might reduce possibility CO2-related complications. A adrenal gland approached by resection phrenicocolic ligament transverse descending colon. has distinct advantages over open terms avoidance skin muscle incision rib resection, early...

10.5980/jpnjurol1989.83.1130 article EN The Japanese Journal of Urology 1992-01-01

No AccessJournal of UrologyOriginal Articles1 May 1993Laparoscopic Adrenalectomy: The Initial 3 Cases Eiji Higashihara, Yoshinori Tanaka, Shigeo Horie, Seiji Aruga, Kikuo Nutahara, Shigeru Minowada, and Yoshio Aso HigashiharaEiji Higashihara More articles by this author , TanakaYoshinori Tanaka HorieShigeo Horie ArugaSeiji Aruga NutaharaKikuo Nutahara MinowadaShigeru Minowada AsoYoshio View All Author Informationhttps://doi.org/10.1016/S0022-5347(17)36271-7AboutPDF ToolsAdd to...

10.1016/s0022-5347(17)36271-7 article EN The Journal of Urology 1993-05-01

Urinary citrate is a potent inhibitor of renal stone formation. Its excretion regulated by Na(+)/dicarboxylate cotransporter-1 (NaDC-1), which expressed on the apical membrane proximal tubules. Many patients with calcium urolithiasis exhibit hypocitraturia, however, mechanisms are not perfectly understood. We examined whether or I550V polymorphism in human NaDC-1 gene (hNaDC-1) influenced urinary excretion.I550V was investigated 105 recurrent formation (RSF) and 107 age-matched healthy...

10.1111/j.1442-2042.2007.01554.x article EN International Journal of Urology 2007-02-28

Morphologic changes of the peritoneum such as peritoneal fibrosis and vasculopathy develop during dialysis (PD). In 2002, Williams et al. reported microscopic characteristics in PD patients. These studies pointed out importance establishing a global standard for qualitative quantitative histological evaluations. The objectives present study are (i) to verify methods assessing thickness classifying specimens using assessment (ii) propose simple that reflects clinical features duration...

10.1093/ndt/gfq194 article EN Nephrology Dialysis Transplantation 2010-04-22

Several lines of evidence show that hepatocyte growth factor (HGF) and its receptor MET play a significant role in the progression various cancers including renal cell carcinoma (RCC). Our objectives were to evaluate gene expression HGF RCC, examine effect on biological activities cultured RCC cells.We examined 27 primary tumors by quantitative competitive RT-PCR. The effects vitro chemoinvasion assay matrix metalloproteinase-9 (MMP-9), induction Fas-induced apoptosis studied transfection...

10.1016/s0022-5347(01)61834-2 article EN The Journal of Urology 1999-03-01

Itaka, T, Agemizu, K, Aruga, S, and Machida, S. G allele of the IGF2 ApaI polymorphism is associated with judo status. J Strength Cond Res 30(7): 2043-2048, 2016-Previous studies have reported that insulin-like growth factor 2 (IGF2) body mass index, fat mass, grip strength. Competitive requires high levels strength power. The purpose this study was to investigate association between ACTN3 R577X polymorphisms subjects were 156 male athletes from a top-level university in Japan. They divided...

10.1519/jsc.0000000000001300 article EN The Journal of Strength and Conditioning Research 2015-12-17

Urinary citrate concentration, a major factor in the formation of kidney stones, is primarily determined by its rate reabsorption proximal tubule. Citrate mediated Na-dicarboxylate cotransporter-1 (NaDC-1). The opossum (OKP) cell line possesses many characteristics renal OKP NaDC-1 (oNaDC-1) cDNA was cloned and encodes 2.4-kb mRNA. When injected into Xenopus oocytes, cotransporter expressed demonstrates Na-coupled transport with stoichiometry >or=3 Na:1 citrate, specificity for di-...

10.1152/ajpcell.00061.2003 article EN AJP Cell Physiology 2004-02-24

Aims To examine the outcomes of lower urinary tract symptoms (LUTS) and urodynamic test results after cerebrospinal fluid (CSF) shunt surgery in idiopathic normal pressure hydrocephalus (iNPH). Methods Records 48 patients (33 men; 15 women), who met definite iNPH criteria underwent CSF surgery, were retrospectively analyzed. LUTS their impact on quality life (QOL) evaluated using an all‐or‐none questionnaire targeting four symptoms, Overactive Bladder Symptoms Score (OABSS), QOL index....

10.1002/nau.23399 article EN Neurourology and Urodynamics 2017-09-11

Objective: Although hypercalciuria, a well‐established adverse effect of vitamin D 3 , can be risk factor renal stone formation, the nephrolithiasis has not been well defined. The consumption diet high in acid precursors is often cited as for development calcium‐based kidney stones. In present study, we investigated chronic ingestion on formation rats treated with calcitriol (1–25[OH] 2 ). Methods: Control (C‐C), calcitriol‐treated (C‐V; three treatments 0.5 µg per week) and acid‐ingested...

10.1111/j.1442-2042.2006.01658.x article EN International Journal of Urology 2006-12-13

The incidence of calcium oxalate stone in men is higher than that women. We evaluated the association between androgen receptor (AR) and urinary excretion using Crefloxed male receptor-knockout (ARKO) mice (ARL-/Y) floxed (ARL+/Y) as control. Four-teen-week-old ARL-/Y ARL+/Y were fed distilled water. Drinking water was then swapped for 0.5% ethylene glycol (EG). Urinary measured on days 0, 14, 28. calcium, inorganic phosphorus, citrate, uric acid, ion-actibity products (APCaOx) mouse, AP...

10.4236/oju.2015.58020 article EN Open Journal of Urology 2015-01-01

本研究の目的は, 力発揮能力改善を目的としたトレーニングであるクイックリフト (以下QL) 動作時の力発揮特性とそのメカニズムを検討することである. 代表的なQLであるパワークリーンを対象に挙上重量が大きい者と小さい者各6名の動作分析の結果, 最大挙上重量が大きい者は, 下肢関節最大トルクとセグメント間のエネルギの流出入量が大きく, 特有の反動動作が見られた. さらに, 最大挙上重量が大きい者と小さい者各10名の筋電図分析と動作分析の結果, 挙上重量が大きい者と小さい者間の下肢関節伸展筋の筋活動度は同等で, 屈筋と伸筋の筋活動から推定した関節剛性と関節トルク立ち上がり速度は挙上重量が大きい者の方が反動動作の前後において大きな値を示した. このことから, QL時の大きな力発揮には下肢関節の剛性を巧みに制御し, エネルギ伝達の効率化を図る必要があることが示された.

10.3951/biomechanisms.23.161 article EN Biomechanisms 2016-01-01

The purpose of this study was to investigate the relationship between toe muscular strengths and single and/or repetitive jump performances on different directions (vertical or horizontal) in athletes. Thirty two male collegiate students participated (athletes group n=24, control n=8). Two types measurements were performed evaluate strengths: pushing force (TPF) with metatarsophalangeal joint (MPJ) at neutral position (0°) MPJ dorsiflexed (45°). Jump assessed by press standing broad jump)...

10.7600/jspfsm.68.83 article EN Japanese Journal of Physical Fitness and Sports Medicine 2019-01-16

Objective: The purpose of this study was to investigate the association between combination insulin-like growth factor 2 (IGF2), alpha-actinin-3 (ACTN3), and angiotensin-converting enzyme (ACE) gene polymorphisms judo status.

10.14789/jmj.62.s119 article EN cc-by Juntendo Medical Journal 2016-01-01

You have accessJournal of UrologyStone Disease: Basic Research I1 Apr 20122074 ANDROGEN RECEPTOR KNOCKOUT MICE SUPPRESS EXCRETION AND SYNTHESIZE OF OXALATE ON THE PROCESS FORMATION URINARY STONE Sayuri Takahashi, Seiji Aruga, Takahiro Matsumoto, Yukio Homma, and Shigeaki Kato TakahashiSayuri Takahashi Tokyo, Japan More articles by this author , ArugaSeiji Aruga MatsumotoTakahiro Matsumoto HommaYukio Homma KatoShigeaki View All Author...

10.1016/j.juro.2012.02.2240 article EN The Journal of Urology 2012-04-01
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