Search Results:  1-20 of 1397

  • 1

    Use of 3D Arterial Spin Labeling (3D ASL)  [in Japanese]

    日比 英彰 , 岡田 浩幸 , 三輪 正治 [他]

    日本農村医学会雑誌 63(2), 132-136, 2014-07

  • 2

    Utility of Early Post-treatment Single-Photon Emission Computed Tomography Imaging to Predict Outcome in Stroke Patients Treated with Intravenous Tissue Plasminogen Activator

    Abumiya Takeo , Katoh Masahito , Moriwaki Takuya , Yoshino Masami , Aoki Takeshi , Imamura Hiroyuki , Aida Toshimitsu , Scichinohe Hideo , Nakayama Naoki , Kazumata Ken , Houkin Kiyohiro

    … We assessed cerebral blood flow (CBF) of tPA-treated patients with single-photon emission computed tomography (SPECT) 1 hour after tPA infusion to predict the patient outcome. … Asymmetry index, a contralateral-to-ipsilateral ratio of CBF, was calculated to analyze CBF quantitatively. …

    Journal of Stroke & Cerebrovascular Diseases 23(5), 896-901, 2014-05

    IR CrossRef

  • 3

    Cognitive functions in Parkinson's disease: Relation to disease severity and hallucination

    Wakamori Takaaki , Agari Takashi , Yasuhara Takao , Kameda Masahiro , Kondo Akihiko , Shinko Aiko , Sasada Susumu , Sasaki Tatsuya , Furuta Tomohisa , Date Isao

    … Objective: We wished to relate severity of Parkinson's disease (PD) with cognitive function in relation to cerebral blood flow (CBF). … We used Mini-Mental State Examination (MMSE) and Wechsler Adult Intelligence Scale-Third edition (WAIS-III) to evaluate cognitive functions, and three-dimensional stereotactic ROI template (3DSRT) and Statistical Parametric Mapping (SPM) 8 to evaluate single photon emission CT (SPECT) recordings of regional CBF. …

    Parkinsonism and Related Disorders 20(4), 415-420, 2014-04

    IR CrossRef

  • 4

    Neuronal Activity in the Subthalamic Cerebrovasodilator Area under Partial-Gravity Conditions in Rats

    Zeredo Jorge L. , Toda Kazuo , Kumei Yasuhiro

    … In this study, we recorded in rats the neuronal activity in the subthalamic cerebrovasodilator area (SVA), a key area that controls cerebral blood flow (CBF), in response to partial gravity. … The lunar gravity (0.16 g) might thus trigger neurogenic mechanisms of CBF control. …

    Life 4(1), 107-116, 2014-03-04

    IR CrossRef

  • 5

    Temporal evolution of rat MRI images until three days after transient middle cerebral artery occlusion  [in Japanese]

    中村 和浩 , 河村 純子 , 近藤 靖 [他]

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 113(409), 69-72, 2014-01-24

  • 6

    Temporal evolution of rat MRI images until three days after transient middle cerebral artery occlusion  [in Japanese]

    NAKAMURA Kazuhiro , KAWAMURA Junko , KONDOH Yasushi , MIYATA Hajime , KINOSHITA Toshibumi

    … ルラットでは,再灌流数日後に虚血側において正常側の数倍におよぶ脳血流量(CBF)増加が観察される.この原因を検討するため,40匹のtMCAOモデルラットについて,再灌流後3日間にわたりMRIを用いて,T1画像,T2画像,見かけ上の拡散係数(ADC)画像を測定した.その結果,24時間後のADC値,TI値と脳血流量上昇率に相関を認め,脳血流量の増大には,組織障害に応じたCBF調整能の変化も関与する可能性があることを示した. …

    IEICE technical report. ME and bio cybernetics 113(409), 69-72, 2014-01-17

    CiNii Fulltext PDF - Limited 

  • 7

    Use of 3D Arterial Spin Labeling (3D ASL)  [in Japanese]

    HIBI Hideaki , OKADA Hiroyuki , MIWA Masaharu , ANBE Takehiko , HASHIMOTO Hidehisa

    … そこで撮像条件が脳血流量cerebral blood flow (CBF) 値 (単位組織量あたりの脳血流量[ml/min・100g]) へどのように影響されるのか検討を行なったので実際の臨床例を交えて報告する。 … 撮像条件の検討については,arm及び加算回数 (NEX) を可変させた場合におけるCBF値の変化を検討した。 …

    JOURNAL OF THE JAPANESE ASSOCIATION OF RURAL MEDICINE 63(2), 132-136, 2014

    J-STAGE CrossRef

  • 8

    Effect of dietary composition and barley supplementation on contact hypersensitivity in mice  [in Japanese]

    Kobayashi Etsuko , Takanami Yoshikazu , Aoe Seiichiro

    … 【目的および方法】肥満とアレルギー疾患の関連性に着目した基礎研究は少なく,食物繊維としての大麦摂取による両者の抑制効果に関する研究も少ない.本研究では,BALB/cマウスとC57BL/6JマウスのF1であるCBF1マウスに高脂肪食(CO),大麦添加高脂肪食(BF)を与え,ハプテンの反復塗布によってアレルギー性接触皮膚炎の病態を形成し,食事内容の違いがマウスにおける接触皮膚炎に及ぼす影響および大麦添加によるアレ …

    International Journal of Human Culture Studies 2014(24), 155-159, 2014

    J-STAGE CrossRef

  • 9

    Impairment of CO2 reactivity in RBC velocity and CBF after cortical spreading depression in anesthetized mice

    Unekawa Miyuki , Tomita Yutaka , Toriumi Haruki , Osada Takashi , Masamoto Kazuto , Kawaguchi Hiroshi , Itoh Yoshiaki , Kanno Iwao , Suzuki Norihiro

    … Background: We previously reported that cortical spreading depression (CSD) drastically suppresses red blood cell (RBC) velocity and alters cerebral blood flow (CBF) and vessel diameter in cortical arteriole. …

    Microvascular Reviews and Communications 7(1), 33a-33a, 2014

    J-STAGE CrossRef

  • 10

    A case of stenosis of the right internal carotid artery with limb shaking of the left arm and leg  [in Japanese]

    Ninomiya Satoko , Seno Toshimoto , Fumoto Noriyuki , Onoue Shinji , Ichikawa Haruhisa , Fukumoto Shinya , Tanaka Hideo , Kohno Kanehisa , Okuda Shinya , Matsumoto Yushi , Kamogawa Kenji , Tomita Hitomi , Okamoto Kensyo , Okuda Bungo

    要旨:症例は78 歳男性.突然の左上下肢の不随意運動,構音障害が発症した.頭部MRI では異常なく,ハロペリドールを処方されたが,症状が改善しないため,第4 病日に当科に入院した.入院時は,構音障害,左上下肢にchorea,ballism 様の不随意運動,軽度の左不全片麻痺を認めた.頭部MRI拡散強調画像では右基底核,島皮質に高信号域を認め,頸部MRA や頸動脈エコーでは右内頸動脈起始部に高度狭窄 …

    Nosotchu 36(1), 42-46, 2014

    J-STAGE CrossRef

  • 11

    Venous Reddening as a Possible Sign of Hyperperfusion after Superficial Temporal Artery-Middle Cerebral Artery Anastomosis for Moyamoya Disease: Case Report

    MACHIDA Toshio , ONO Junichi , NOMURA Ryota , FUJIKAWA Atsushi , NAGANO Osamu , HIGUCHI Yoshinori

    … Single photon emission computed tomography (SPECT) showed impaired cerebral blood flow (CBF) in both cerebral hemispheres. … Postoperative SPECT and computed tomography (CT) demonstrated increased CBF and subarachnoid hemorrhage at the anastomosis site, suggesting the occurrence of postoperative hyperperfusion. …

    Neurologia medico-chirurgica 54(10), 827-831, 2014

    J-STAGE CrossRef

  • 12

    Regulation of cerebral blood flow during stimulus-induced brain activation: Instructions for the correct interpretation of fNIRS signals

    Hori Shota , Seiyama Akitoshi

    … This review summarizes the regulation of cerebral blood flow (CBF) during stimulus-induced brain activation, mainly in functional near infrared spectroscopy (fNIRS) studies. … Furthermore, we discuss about CBF regulation based on mechanisms at the cellular level, hemodynamic models suggested by functional magnetic resonance imaging (fMRI), and previous studies using simultaneous measurement with fNIRS and fMRI. …

    The Journal of Physical Fitness and Sports Medicine 3(1), 91-100, 2014

    J-STAGE CrossRef

  • 13

    A novel digital beamformer applied in vehicle mounted HF receiving device

    Zhang Huajun , Gao Huotao , Zhou Qingchen , Zhou Lin , Wang Fan

    … The system adopts robust superdirective beamforming algorithm, which not only effectively reduces the receiving array aperture but also maintains a higher directive gain compared with conventional beamforming method (CBF). …

    IEICE Electronics Express 11(2), 20130919-20130919, 2014

    J-STAGE CrossRef

  • 14

    Fractional Flow Reserve With Dobutamine Challenge and Coronary Microvascular Endothelial Dysfunction in Symptomatic Myocardial Bridging

    Yoshino Satoshi , Cassar Andrew , Matsuo Yoshiki , Herrmann Joerg , Gulati Rajiv , Prasad Abhiram , Lennon Ryan J. , Lerman Lilach O. , Lerman Amir

    … The patients were divided into 2 groups according to normal (% increase in coronary blood flow [%CBF] ≥50%, n=7) or impaired (%CBF <50%, n=10) coronary microvascular endothelial function assessed on vasoreactivity in the coronary artery with intracoronary infusion of acetylcholine (Ach). … Both FFR at rest and at peak dobutamine infusion had a positive correlation with %CBF by Ach in the impaired group (r2=0.46, P=0.030; …

    Circulation Journal, 2014

    J-STAGE CrossRef

  • 15

    Cerebral blood flow and metabolism : Basic science and clinical use for monitoring  [in Japanese]

    本多 満

    救急医学 = The Japanese journal of acute medicine 37(12), 1569-1574, 2013-11

  • 16

    Numerical Analysis of Antenna in the Vicinity of Dielectric Object by Higher-Order CBFM  [in Japanese]

    KONNO Keisuke , CHEN Qiang

    … る高速モーメント法の1つとして知られている.CBFMは,ブロック単位で新たな基底関数(CBF, Characteristic basis function)を生成し,CBFを用いて行列を圧縮してから解くという手法である.これまで,3次のCBFを導入すると,CBFMの精度が上がることが明らかにされているが,3次以上の高次のCBFを導入したCBFMの数値解析精度と計算時間は定量的に明らかにされていない.本報告で …

    IEICE technical report. Microwaves 113(260), 147-152, 2013-10-17

    CiNii Fulltext PDF - Limited 

  • 17

    Numerical Analysis of Antenna in the Vicinity of Dielectric Object by Higher-Order CBFM  [in Japanese]

    KONNO Keisuke , CHEN Qiang

    … る高速モーメント法の1つとして知られている.CBFMは,ブロック単位で新たな基底関数(CBF, Characteristic basis function)を生成し,CBFを用いて行列を圧縮してから解くという手法である.これまで,3次のCBFを導入すると,CBFMの精度が上がることが明らかにされているが,3次以上の高次のCBFを導入したCBFMの数値解析精度と計算時間は定量的に明らかにされていない.本報告で …

    IEICE technical report. Electromagnetic compatibility 113(259), 147-152, 2013-10-17

    CiNii Fulltext PDF - Limited 

  • 18

    Numerical Analysis of Antenna in the Vicinity of Dielectric Object by Higher-Order CBFM  [in Japanese]

    KONNO Keisuke , CHEN Qiang

    … る高速モーメント法の1つとして知られている.CBFMは,ブロック単位で新たな基底関数(CBF, Characteristic basis function)を生成し,CBFを用いて行列を圧縮してから解くという手法である.これまで,3次のCBFを導入すると,CBFMの精度が上がることが明らかにされているが,3次以上の高次のCBFを導入したCBFMの数値解析精度と計算時間は定量的に明らかにされていない.本報告で …

    電子情報通信学会技術研究報告. EST, エレクトロニクスシミュレーション 113(261), 147-152, 2013-10-17

    CiNii Fulltext PDF - Limited 

  • 19

    Measurement of Cerebral Blood Volume Dynamics in Command Swallowing Using Near-infrared Spectroscopy  [in Japanese]

    稲本 京子 , 佐久間 重光 , 森田 一三 [他]

    愛知学院大学歯学会誌 51(3), 319-327, 2013-09

    Ichushi Web

  • 20

    Influence of hypotension induce methods for cerebral autoregulation in rats  [in Japanese]

    中村 和浩 , 近藤 靖 , 水沢 重則 [他]

    電子情報通信学会技術研究報告 = IEICE technical report : 信学技報 113(147), 1-4, 2013-07-19

    Ichushi Web