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서울의 Penicillinase Producing Neisseria gonorrhoeae 발생빈도(1997)
김재홍,문득곤,김정수,김용준,임동진,박상훈,김희성,이민수,송기훈,김갑형,김형석,성소영,이인섭,김석우,황지환,조창근,김경문,부태성 대한화학요법학회 2000 대한화학요법학회지 Vol.18 No.3
Background : In recent years, gonorrhea has been pandemic and remains one of the most common STDs in the world, especially in developing countries. Objective & Methods : For the detection of a more effective therapeutic regimen and assessing the prevalence of PPNG, we have been trying to study the patients who have visited the Venereal Disease Clinic of Choong-Ku Public Health Center in Seoul since 1980 by means of the chromogenic cephalosporin method. Results : In 1997. 99 strains of N. gonorrhoeae were isolated, among which 45(45.5%) were PPNG. Conclusion : The prevalence of PPNG in Seoul, which had been decreased to 39% in 1996 after a peak of 74.3% in 1993, is increased to 45.5% in 1997.
『무정』의 계보 : 『무정』의 정본 확정을 위한 판본의 비교 연구
김철,이경훈,서은주,임진영 민족문학사학회 2002 민족문학사연구 Vol.20 No.-
이광수의 장편소설『무정』은 단행본으로 출판되는 과정에서 편집자에 의해 심하게 훼손되고 변개(變改)되었다. 신뢰할 만한 정본(定本)이 부재한 상태에서 그동안의 연구자들은 변개의 양상이 가장 심한 1962년도 삼중당 전집의 『무정』을 텍스트로 사용하였다. 이러한 현실이 『무정』연구의 질적 발전을 가로막았다. 이 논문은 이러한 사정에 주목하여, 1917년『매일신보』에 연재된 최초의 『무정』으로부터 가장 최근에 출판된 『무정』에 이르기까지 모두 아홉개의 판본을 검토하였다. 이 검토를 통하여 식민지 시대에 출판된 『무정』의 간행 상황과 그 판본들의 차이, 1956년 광영사에서 간행된 『무정』에서 가장 심한 훼손이 이루어진 사실, 그 이후 아무런 의심 없이 이 판본이 연구용 텍스트로 사용되어 온 사실 등이 밝혀졌다. 1990년대 이후 『무정』이 정본을 출판하기 위한 몇몇 시도가 있었지만, 그것 역시 오류가 많은 것들이어서 정본이라고 할 수 없다. 이 논문에서는 보다 완벽한 『무정』정본의 간행을 위해 기왕의 주요 판본들을 비교 검토하였고, 이에 따라 『무정』정본의 출판을 위한 기본적인 조건들이 마련되었다. A lot of paragraphs of Yi Kwang-Soo’s novel MuJeong had been changed and even spoiled by editors while it was published Many researches have used MuJeong SamJungDang Co. 1962 as an original text, which was most severely spoiled by editors. Reflecting upon this situation, we have scrutinszed nine texts, that is, from the first serialized MuJeong in Maeil Shinbo 1917 to the last one which was published most recently. From this scrutiny, we came to know not only many differences among the texts but also the fact that MuJeong has been published eight rimes during colonial era. Allthough there have been several tries to publish the original text of MuJeong since 1990’s they also include a lot of errors. From the scrutiny of this paper, we would be provided with the fundamental materials for the more complete text MuJeong.
HeLa세포에서 IgE-dependent Histamine-releasing Factor의 인산화가 Na,K-ATPase의 활성에 미치는 영향
김정아,하헌주,이경림 이화여자대학교 약학연구소 2005 藥學硏究論文集 Vol.- No.15
IgE-dependent histamine-releasing factor (HRF) is found extra-cellularly to regulate the degranulation process of histamine in mast cells and basophils and known to play a predominant role in the pathogenesis of chronic allergic disease. HRF has been also identified in the intracellular region of the cell. Previously, we reported that HRF interacts with the 3rd cytoplasmic domain of the alpha subunit of Na,K ATPase and inhibits Na,K-ATPase activity. The predicated phosphorylation site in HRF by PKC was mapped to one serine residues (S98) by the computer analysis. In this study, we identified that S98 residue of HRF was phosphorylated using anti-HRFpS98 antibody which specifically recognizes the phosphorylated serine residue of HRF and HRFS98A mutant construct. We also performed ^(86)Rb^(+)-uptake assay to understand the role of HRF wild-type and HRFS98A mutants on the regulation of Na,K-ATPase activity. Dephosphorylation of HRF at serine 98 residue recovers slightly the inhibitory function of HRF, suggesting that phosphorylated HRF at serine 98 may not suppress the Na,K-ATPase activity.
장경훈,이정훈,최연성,김장형 濟州大學校 工科大學 産業技術硏究所 1998 尖端技術硏究所論文集 Vol.9 No.2
In this paper. we implement ITU-T Recommendation H.323 that is multimedia communication system Video conferencing system is implemented software using RTP, MPEG and G.721 by Visual C++ 6.0 language in Windows-98. Also Video post-office box is implemented. We should prove the result of H.323 through experiment.
辛相勳,金斗萬,林慶鎬 한국항공대학교 1991 論文集 Vol.29 No.-
현재 항공기 구조는 Semi-monocoque구조 형식을 택하며, 날개구조에서는 Box Beam형 날개구조를 택한다. 본 연구에서 날개구조 해석은 "Flange는 축하중을 담당하고, 비틀림과 전단력은 Shear web가 담당한다"는 가정에 적합한 "Shear Web Beam 유한요소"라는 유한요소를 사용하여 응력해석을 하였고, 중형 항공기의 날개구조로 많이 사용되는 다중 쎌 구조를 택하여 처짐과 응력의 제한 조건이 있는 상황에서 민감도 해석을 이용하여 설계최적치인 플랜지의 단면적과 웨브의 두께를 구함으로써 Box Beam날개구조물의 무게를 최소화 하였다. This paper presents development of a optimal structural design technique for Multi-Cell Box beam type wing senditivity analysis which is implement into finite element program. Multi-Cell Box Beam type wing of Semi-monocopue structure is analyzed by finite element method with 'Shear Web Beam' finite element. The element consists of a shear panel that is subjected to constant shear flow and four flanges along the four sides of shear panel. Flanges are subjected to linearly varying axial force. Most nonlinear programming technique for structural optimization require carring out the design sensitivity analysis for objective function and constraints i.e. computing the gradients of displacement, stress with respect to design variables. The flange area and web thickness are determined that minimized the total weight of the Multi-Cell Box Beam type wing using developed technique and computer program.
최지훈,최경숙,김기훈,박병현,조정구 圓光大學校 醫科學硏究所 2001 圓光醫科學 Vol.16 No.1-2
Thyrotoxic periodic paralysis is characterized by intermittent flaccid paralysis of skeletal muscle, lasting several hours. The underlying pathophysiology of the syndrome is not yet to be well characterized and remains controversal, but reflects altered potassium and calcium dynamics as well as certain morphologic characteristics within the muscle unit itself. It occurs primarily in Asian populations with an overwhelming male preponderance and a higher association of specific HLA antigens. Precipitating factors include high carbohydrate ingestion, exercise, trauma, infection, alcohol ingestion, administration of epinephrine, thyroid hormone, or corticosteroid. If hypokalemia is present, potassium administration may help abort the attack, but the only definitive treatment is formation of euthyroid state. We discribed two patients with hypokalemic thyrotoxic periodic paralysis and one patient with normokalemic thyrotoxic periodic paralysis.
배지훈,강민구,박경용,김갑일 명지대학교 산업기술연구소 2001 産業技術硏究所論文集 Vol.20 No.-
In this paper, stair walking of small power biped robot is implemented by load sharing method of walking gait and adding body. Generally, in one foot standing, load is burdened to especial joint. Further, robot's foot is long steps and is lifted up high to go up stairs. So, especial joint is sometimes overloaded during walking and this makes walking impossible. This problem is solved in this paper using adding body, load sharing method and kick action. By this ways, stair walking of small power biped robot can be implemented without overload to joint.