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      • 胃腸管 粘膜層의 恢復에 香砂六君子湯과 烏貝散이 미치는 影響

        張憲烈,姜允皓 동국대학교 한의학연구소 1993 東國韓醫學硏究所論文集 Vol.2 No.1

        In order to investigate the clinical efficiency based on Oriental Medical References of Hyang-Sa-Yuk-Gun-Ja-Tang and Oh-Pe-San, histological studies have been done by using the experimental animal. The following result's were obtained. 1. The Hyana-Sa-Yuk-Gun-Ja-Tang showed a significant promoting effect of repair on the epithelial layer from the basement membrane of duodenal ulcer in rats. 2. The Oh-Pe-San showed efficiencies about repair of the necrosis in epithelial layer on the acute gastritis in rats. According to above results, it i s concluded that Oh-T'e-San and Hyang-Sa-Yuk-Gun-Ja-Tang were recognized to lie effective on the acute gastritis and the duodenal ulcer in rats. and this study may suggest a clinical guidance to the prescriptions for the treatment of gastritis and gastric ulcer.

      • 大形建物 放流水 再利用을 위한 濾過工程의 處理特性

        김기태,김은호,김익성,성낙창,임경택,강헌찬 동아대학교 환경문제연구소 1996 硏究報告 Vol.19 No.1

        To reuse discharge water in large building, pilot - plant study was conducted experimentally, and the results were as follows ; 1. pH in effluent was lower than it in influent, because organisms was decomposed by microorganisms in filtration tower. Since CO₂ gas was generated, dissolved in water, and then converted into carbonic acid, pH seemed to be influenced. 2. The initial concentrations of COD, BOD and SS were unstable but stable with time. If full - scale plant did unusually operate for a long time, when did pilot - plant, it was known that COD was somewhat influenced but BOD & SS were almost not influences. 3. The production cost of reuse was about 256won/ton. If this subject of study were compared with Pusan, water supply & sewage fee would be 500 - 890won/ton. Therefore, when discharge water is reused to a water closet, there would be no problem at all. 4. If about 50% of wastewater will be reused from daily average generated volume, average 700,000won will be saved monthly. On the other hand, economically a additional tax exemption could be expected there from, and it's more economical. In case of D. University, it's estimated that reuse will be accomodated.

      • KCI등재

        Effect of surface acidity-basicity balance in modified ZnxZryOz catalyst on its performance in the conversion of hydrous ethanol to hydrocarbons

        Hen Ohayon Dahan,Miron V. Landau,Moti Herskowitz 한국공업화학회 2021 Journal of Industrial and Engineering Chemistry Vol.95 No.-

        ZnxZryOz and modified MuZnxZryOz (M = Si, W, Sc, Mg)/ Zn/(W-Zr) catalysts were studied in conversion ofhydrous (4 wt% H2O) ethanol at P =15 bar, T = 450 C and WHSV = 0.8-7.9 h-1. The basicity of the catalystschanged from 0.015 to 0.66 mmol/g and the acidity from 0.07 to 0.24 mmol/g resulting in a wide range ofbasicity/acidity ratio (R) of 1.3 to 7.3. Measurements of the catalysts activity, selectivity and stabilityindicate a strong dependency on the R-value. The yield of organic liquid C5-C11 increased from 17 wt% to59 wt% while the yield of light olefins C2-C4 decreased from 60 wt% to 14 wt%, as R increased from 1.3 to7.3. The content of C5-C11 iso-olefins and aromatics in organic liquid on ZnxZryOz (R = 3.9), WuZnxZryOz(R = 2.0) and MguZnxZryOz (R = 7.3) increased significantly with the residence time. ZnxZryOz was stableup to 360 h on stream, while the activity and selectivity of MguZnxZryOz and WuZnxZryOz altered after90 h on stream due to coke deposition blocking the acid and basic sites. It was proposed a comprehensivescheme of ethanol transformations routes consistent with the measured effects of the residence time,catalysts R-value and time on stream on the products distribution.

      • A Simulation Study to Reduce the Crowdedness of Emergency Department in a Hospital by Short-Stay Unit

        ( Hen-yi Jen ),( Hou-tai Chang ),( Yun-ru Huang ) 한국품질경영학회 2015 한국품질경영학회 학술대회 Vol.2015 No.2

        Purpose: Our society is rapidly ageing and there are many related issues which are challenging us. One issue is the over-crowdedness in the Emergency Departments (ED) of many hospitals. The ED is under constant pressure to increase the capacity due to high medical care demands. How to better allocate resources to maintain the medical quality in ED concerns the hospital management. Methodology/Approach: The study focuses on improving the overcrowding emergency department of a case hospital. The hospitalist system proposes Short Stay Unit (SSU) as a measure to improve ED quality. However, to what scale of this SSU and to what degree of resource allocation will be adequate? The process simulation technique is implemented to address this. We build two simulation models: one to represent the current condition and for checking the validity; another to study the impact of SSU. Findings: Overcrowding emergency department deteriorate medical quality and often times sparks on conflicts among patient, the family and the medical staff. This study uses process simulation to evaluate the current patient flows of ED and to provide better route arrangement and resource allocation to reduce patient``s waiting and holding time in ED. The NEDOCS (National ED Over Crowding Study) is as key performance indicator to evaluate the medical quality of ED. Research Implication: The quantitative effects of the hospitalist system can be addressed through simulation analysis with many flexible configurations and can deal with randomness with ease. The results also provide the management better decision aids. Originality/Value: It is an original study and the first of its kind in using process simulation to analyze hospitalist system through process simulation study.

      • KCI등재

        Thai Constitutional Courts and the Political Order

        ( Hen Ning Glaser ) 서울대학교 법학연구소 2012 서울대학교 法學 Vol.53 No.2

        The article deals with the constitutional courts (CCs) of the Kingdom of Thailand and the impact they they have and had on the political order and vice versa. Especially the present CC, introduced by the 2007 Const. after a military coup d´ etat in 2006 against then Prime Minister (PM) Thaksin, attracted attention when it terminated in 2009 two subsequent governments of his political camp which came to power again after the first post-coup elections. It is the ongoing conflict between these two camps, the "red" camp of ousted PM Thaksin, perceived to be a threat for the established role of the monarchy and those who defend this role, the "yellow" camp, which forms the background against which the CC`s performance often was explained. In fact, the conflict is not only about a disputed political leader and the preparations of his coming back, but about the basic conflict how the country shall be governed. Latest since demonstrations of the "red" camp have been cracked down violently by the then "yellow" government in 2010 the opposition against the established constitutional system became a fundamental one. The "yellow" government came to power following the above mentioned CC`s impeachment of a "red" PM and the dissolution of his political party. After the "red" camp gained an overwhelming majority in parliament with the second post-coup elections again, the new government introduced the plan for a major constitutional reform. The reform threatened to redefine the role of the CC and was provisionally stopped recently by an injunction order of the CC. Main reason was that it could not be excluded that the reform would not change the basic structure of the constitution which is formed by the sublime and differentiated role the monarchy plays in it. Interesting is, how important not only the overall performance of the present CC seems to be defined by its function to protect this basic structure but the whole idea of constitutional review in Thailand including the previous CC under the const. of 1997 which has been abolished by the coup of 2006. The very concept of constitutionalism in Thailand and its challenge by a particular leader on the one hand and a competing concept of constitutionalism on the other seems to be a key to a substantial understanding of constitutionalism and the function and performance of constitutional review in Thailand at heart. The first one of these competing concepts of constitutionalism is the very Thai concept which integrates elective mechanisms in a system which is very much defined by the role of the monarchy. It is facing an emancipating concept of elective democracy which firstly gave the populism of then PM Thaksin ground while it received a more universalistic stance in the interpretation of parts of the "red-shirts", a street based protest movement, allied with Thaksin but not identical with his political party. Elective democracy, according to all Thai constitutions, has to be framed by the autochthon Thai concept to which it is subordinated. The thesis for this study is that it was one of the key functions of both CCs to discipline this concept. Insofar mission and design of constitutional review in Thailand responded to widespread misuses, namely in form of vote buying, as well as a political narrative reinforcing its destructive potential in contrast to the essence of the positive counter-narrative of Thai-style democracy. The latter is forming not only forming the basic structure all Thai constitutions in recent decades and in the same time also a political narrative with historical, cultural, religious and class-orientated implications which could be described as the-historically contingent and conceptually fluid-very Thai version of the so called ``Asian values``. While the first CC functioned very well in disciplining elective democracy by using its far reaching powers to dissolve political parties and disqualify politicians, it failed to do so, when mega politics have been affected in person of then PM Thaksin. After his populist based regime was aborted by the coup, the present CC became the decisive force to fulfill the same mandate proactively especially in cases pertaining to mega-politics.

      • SCIESCOPUSKCI등재

        Enhancement of phagocytosis and cytotoxicity in macrophages by tumor-derived IL-18 stimulation?

        ( Hen An Xu ),( Naoka Toyota ),( Xing Yan Jiang ),( Yuuki Fujita ),( Zhi Jun Huang ),( Maki Touma ),( Qiong Wu ),( Kenkichi Sugimoto ) 생화학분자생물학회 2014 BMB Reports Vol.47 No.5

        Inoculation of mice with the murine NFSA cell line caused theformation of large tumors with necrotic tumor cores. FACSanalysis revealed accumulations of CD11b+ cells in the tumors. Microarray analysis indicated that the NFSA cells expressed ahigh level of the pro-inflammatory factor interleukin-18 (il-18),which is known to play a critical role in macrophages. However, little is known about the physiological function ofIL-18-stimulated macrophages. Here, we provide directevidence that IL-18 enhances the phagocytosis of RAW264 cellsand peritoneal macrophages, accompanied by the increasedexpression of tumor necrosis factor (tnf-α), interleukin-6 (il-6)and inducible nitric oxide synthase (Nos2). IL-18-stimulatedRAW264 cells showed an enhanced cytotoxicity to endothelialF-2 cells via direct cell-to-cell interaction and the secretion ofsoluble mediators. Taken together, our results demonstrate thattumor-derived IL-18 plays an important role in the phagocytosisof macrophages and that IL-18-stimulated macrophages maydamage tumor endothelial cells.[BMB Reports 2014; 47(5): 286-291]

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