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구관민,이채경,이현경 東國大學校醫學硏究所 2003 東國醫學 Vol.10 No.2
폐에 발생하는 원발성육종은 모든 연령층에서 매우 드물고 종양이 꽤 커질 때까지 증상이 없는 경우가 있다. 갑작스런 흉통을 주소로 내원한 50세 여자는 자발성 혈흉을 동반한 폐종양이 발견되어 수술을 시행하였다. 수술은 우상엽 절제술과 임파절 곽청술을 시행하였고 술후 병리조직학적 검사에서 섬유육종으로 진단되었다. Primary sarcoma of the lung is rare tumor at all age. It is usually solid and often remain silent until large. A 50-year-old woman who presented with chest pain suddenly was found to have spontaneous hemothorax. The right upper lobectomy was performed, the pathologic result was pulmonary fibrosarcoma.
소건중탕가 용골,모려의 항산화효과, 세포활성 및 유전자 발현에 미치는 영향
김태중 ( Tae Joong Kim ),임희용 ( Hee Yong Lim ),관민아 ( Min Ah Kwak ),변준석 ( Joon Seok Byun ),서정철 ( Jung Chul Seo ),한상원 ( Sang Won Han ) 대한본초학회 2003 大韓本草學會誌 Vol.18 No.2
N/A Objectives : The purpose of this study was to determine the effect of SG-YM on antioxidant effect, cell viability and the expression of genes in human stomach cancer cells. Methods : Antioxidant effect of SG-YM was compared with that of vitamin C on DPPH radical, respectively. Cell viability was determiend by MTT assay. Finally, gene expression was evaluated by cDNA microarray assay. Results : 1. Scavenging effect of SG-YM on DPPH treated cells were demonstrated by differential antioxidant effect in SG-YM-treated group at the dose of 10 and lmg/ml. 2. Cell viability was increased in SG-YM-treated group at the dose of lmg/ml. 3. Among 8000 unigenes, 208 genes were upregulated while 90 genes were downregulated by SG-YM treatment on human stomach cancer cell line. Conclusions : Collectively, these results can be used as basic data for development of new anticancer drugs or treatment.
박관민(Kwan-Min Park),정민수(Min-Soo Jung),김도우(Do-Woo Kim),진민식(Min-Sik Jin) 한국정보과학회 2000 한국정보과학회 학술발표논문집 Vol.27 No.1A
ARM 프로세서는 이동 단말기의 표준으로 채택된 32 비트 범용 마이크로프로세서이다. 이동 단말기내에서 ARM 프로세서는 실시간 운영체제 커널과 운영체제 그리고 API로 구성되며 소형의 단말기에서 응용 프로그램을 운용하기 ROM에 응용 프로그램을 상주시켜 실행시켜야 한다. 이러한 ROM 상주를 위해서는 ROM 영역에 적재하기 위한 메모리 구성이 중요하다. 본 논문은 메모리 구성을 위한 메모리 이미지의 형성과 메모리의 맵을 통한 ROM 상주 프로그램의 적재 그리고 시스템 초기화를 통해서 응용 프로그램의 수행을 보장하는 방법론에 대해 분석한다.
공공임대주택의 부정적 외부효과에 관한 연구 -용인동백지구 국민임대주택단지를 중심으로-
박관민 ( Kwan Min Park ),김호철 ( Ho Cheol Kim ) 한국부동산분석학회 2009 不動産學硏究 Vol.15 No.3
The purpose of this paper is to evaluate the external effects of public rental apartment districts on the price of the surrounding freehold apartments through multiple regressions. The case studied is Young-In Dong-Baek Area. The facts found through two types of multiple regression models are summed up as follows; First, it turns out to be real that public rental apartment districts have negative external effects on the price of the surrounding freehold apartments. Second, the spatial boundary of the externality reaches about six hundred meters from the center of a nearby public rental apartment district. Third, apartment prices come under the influence of the condition whether the district containing a certain freehold apartment is connected with a public rental apartment district or not. But, they are even more strongly affected by the condition whether the district containing a certain freehold apartment is located within six hundred meters from a nearby public rental apartment district or not. Finally, if the district containing a certain freehold apartment is located within six hundred meters from a nearby public rental apartment district or connected with it, the seller`s demanding price of the apartment tends to be lower than other cases.
Surfactant flooding characteristics of dodecyl alkyl sulfate for enhanced oil recovery
고관민,전보현,장성범,장희연 한국공업화학회 2014 Journal of Industrial and Engineering Chemistry Vol.20 No.1
Surfactant-enhanced oil recovery is a type of enhanced oil recovery (EOR), a method to produce residualoil by injecting surfactant solution into the reservoir. The application of surfactant EOR requiresknowledge of the phase behavior for more efficient production of residual oil. In this study, the relationship between dodecyl alkyl sulfate and some specific crude oils wasexamined through phase behavior test. It was found that the branched surfactant was more effectivethan the linear surfactant. The system was stable at salinities <3 wt%. On adding a small amount of cosurfactant,the emulsion activity was increased. The gravity drainage flooding test (GDFT) was performed to determine the potential of dodecylalkyl sulfate to produce residual oil in porous media. It was found that the solution could be floodedat temperatures of 60 8C or higher. In the core flooding test, injecting one pore volume of 2 wt%surfactant solution with 3 wt% salinity produced 26.6% more oil after water flood. With the additionof only 0.01 wt% co-surfactant, oil production increased by 1.6%. Contrary to the phase behaviortest, the linear surfactant produced 1.3% more oil than the branched surfactant in the core floodingtest.