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      • 日帝時代의 體育에 關한 考察 : 學校體育을 中心으로 focused on physical education in school

        徐順吉,陳潤洙 忠南大學校體育科學硏究所 1991 體育科學硏究誌 Vol.9 No.1

        This study is on the history of sports and physical education in Korea from 1910 to 1945 (the period under Japanese colony) focused on physical education in school. Considering the fact that Korean sports had grown under the Japanese tutelage. it is important to study this theme in connection with the changes of the Japanese colonial policies and the Korean reactions to them in terms of initiatives, morale and motivating force. Until about 1910, argument for the necessity of new physical education persuaded certain segments of the Korean sociaty, and thereby launched physical education programs at Western style schools and athletic mettings in the cummunities. It was during this embryonic stage of physical education in Korea that set the tone of the general direction of physical trainings in schools. A bulk of physical teachers were former army officers of the late Yi dynasty, and they were naturally antagonistic toward the invading Japanese and highly nationalistic in their orientation. Such philosophy was fully reflected in their teachings inculcating nationalism into the youthful minds and, at the same timee, inspired the public with patriotism wherever the sport meetings were held. Moreover, such sportgames held at community levels helped develop a strong sense of solidarity among the people and thus promote unity of the Korean People.

      • SCISCIESCOPUSKCI등재

        Tunable Characteristics of (Ba0.5Sr0.5) TiO3 (BST) Capacitors Using (Ba0.5Sr0.5) RuO3 (BSR) Interfacial Layers onto Pt/Ti/SiO2/Si Substrates

        Yoon, Soon Gil,Seo, Tae Suck,Jeon, Young Ah 대한금속재료학회(대한금속학회) 2001 METALS AND MATERIALS International Vol.7 No.6

        The conducting oxide electrodes (Ba,Sr)RuO₃ (BSR) similar in structure and chemical composition to (Ba,Sr) TiO₃ (BST) were deposited by metalorganic chemical vapor deposition (MOCVD) onto Pt/Ti/SiO₂/Si substrates to improve the structural and dielectric properties of BST films. The BSR interfacial layers between the BST and Pt bottom electrode influenced the preferred orientation, surface morphologies, and dielectric properties of BST films. The structural and dielectric properties of BST films depended on the thiclrness of the BSR layers. BST films with (100) texturing up to 150 Å thickness of BSR showed a smoother and smaller grain size than those without interfacial layers, and a tenability and dielectric constant of about 70% and 1300 at an interfacial layer of 150 Å, respectively. On the other hand, BST films with above 300 Å thiclrness in BSR layers showed a (110) texturing similar to those without BSR layers and a slight decrease of tenability and dielectric constant compared with those of (100) texturing BST films. The increase of the dielectric loss of BST films with BSR layers was attributed to the carbon contamination diffused from MOCVD-BSR layers.

      • KCI등재

        사회 돌봄 서비스를 제공하는 사회적 협동조합의 거버넌스에 관한 탐색적 연구

        윤길순(Yoon Gil soon),최우석(Choi Woo suk) 한국사회경제학회 2015 사회경제평론 Vol.28 No.2

        본 논문에서는 사회 돌봄 서비스의 시장화에 대한 대안으로 사회 돌봄 서비스의 협동조합화의 가능성을 모색하기 위한 기초 연구의 하나로서, 공동생산 개념을 중심으로 사회 돌봄 서비스를 제공하는 사회적 협동조합에서는다양한 이해관계자들이 신뢰와 협력을 바탕으로 서비스 생산에 적극 참여할수 있는 민주적 거버넌스가 이루어지는지를 구체적 사례를 통해 살펴보았다. 분석 결과, 서비스 제공자와 이용자, 자원봉사자 사이에서 이루어지는 미시적 차원의 공동생산에서는 세 유형의 조합원들 사이에 신뢰와 협력을 바탕으로 서비스 생산에 적극 참여할 수 있는 민주적 거버넌스가 이루어지고 있으나 의사결정권의 공정한 배분에서 의문이 제기되었고, 정부와 지역사회,다른 협동조합과의 사이에서 이루어지는 거시적 차원의 공동생산에서는 지원과 협력, 견제와 통제를 통해 적극적인 상호작용이 이루어지지만 특히 관리감독자이자 지원자로서 정부가 제 역할을 하지 못하는 것으로 드러났다. 하지만 전체적으로 사회 돌봄 서비스를 제공하는 주체로서 사회적 협동조합은 다양한 이해관계자들이 신뢰와 협력을 바탕으로 서비스 생산에 적극 참여할 수 있는 민주적 거버넌스가 이루어지는 것으로 나타났고, 이는 높은 서비스의 질과 경영 성과로도 나타났다. 따라서 진단과 평가에서 제안한 것들이 개선되고 갖추어진다면 시장화로 온갖 폐해가 드러나고 있는 현재의 사회 돌봄 서비스 시장에서 사회적 협동조합은 이용자에게는 신뢰와 높은 서비스 질을 보장하고 제공자인 돌봄 노동자에게도 안정적 일자리와 보상을제공할 뿐만 아니라 지역사회를 건강한 마을로 만드는 데 기여할 수 있을것이며, 이는 사회 돌봄 서비스의 협동조합화의 가능성을 보여주는 사례라고 볼 수 있다. The concept of co production refers to the characteristic of services which are co-produced by service providers and users because production and consumption of services occur simultaneously. The quality of the relationship between the service providers and users has considerable influence on that of services, and then the active co production of both are suggested as a device to improve the quality of services. The concept of co production becomes the public private co-production as one of the devices of the privatization/marketization of public services on the basis of division of provision and production of public services in New Public Management, which has made an unfulfilled promise of high quality and cost reduction of public services by means of choice and competition in quasi markets. In New Public Governance, an alternative to New Public Management, co production means the citizen's and the third sector's participation and democratic governance in the delivery of social services, and co operatives, particularly social co operatives as non profit organizations promoting social values,are suggested as an institutional device to secure active co production of service providers and users on the basis of trust and cooperation. In this article, the democratic governance of a social cooperative is explored in order to diagnose and promote the possibility of co-operativization of social care services, one of the social services in which it is important for both service providers and users to have voice and actively participate in the process of service production to secure quality of service and decent work. The result of the sample study of a social co operative which provides social care services in Korea shows that it has a democratic governance in which both direct interests such as service users, providers(carers),and volunteers and indirect interests such as governments, communities, and other co-operatives can have the opportunities and voices to participate in the process of service production and its related decision making processes, even though the fair distribution of voices and decision making rights and the proper roles of governments are doubted. It suggests that the co-operativization of social care services can secure the good quality of service and decent work but also the social values.

      • Electrical Properties of $Ba_{1-x}Sr_xTiO_3$ Thin Films Deposited by Metalorganic Chemical Vapor Deposition

        Yoon, Jong-Guk,Yoon, Soon-Gil,Lee, Won-Jea The Korean Ceramic Society 1995 The Korean journal of ceramics Vol.1 No.4

        The microstructure and electrical propetries were investigated for polycrystalline $Ba^{1-x}Sr_xTiO_3$(BST) thin films deposited on Pt/Ti/$SiO_2$(PTSS) and Pt/MgO(PM) substrates by metalorganic chemical vapor deposition (MOCVD). BST films on PTSS have coulmnar and porous structures, while on PM have an equiaxied and dense structure. The dielectric constant and a dissipation factor of BST films on PTSS and 20 fC/$\mu \textrm{cm}^3$ on PTSS and 12fC/$\mu \textrm{cm}^2$ on PM was obtained at an applied electric field of 0.06 MV/cm. Leakage current density of BST films on PM was smaller than that on PTSS. The leakage current density level was about $8\times10^{-8}A/\textrm{cm}^2$ at 0.04MV/cm.

      • SCISCIESCOPUS

        Disruption of Polycomb Repressor Complex-Mediated Gene Silencing Reactivates HIV-1 Provirus in Latently Infected Cells

        Yoon, Cheol-Hee,Jang, Dai-Ho,Kim, Kyung-Chang,Park, Soon Young,Kim, Hye-young,Kim, Sung Soon,Chi, Sung-Gil,Choi, Byeong-Sun S.Karger 2014 Intervirology Vol.57 No.2

        <P>Abstract</P><P><B><I>Objectives:</I></B> Persistent HIV-1 infections are characterized by a long silent infection period in resting CD4+ T cells, which allows them to escape the host immune response. Several HIV-1 latency mechanisms have been reported, but the molecular mechanism underlying polycomb repressor complex (PRC)-mediated HIV-1 latency remains poorly understood. <B><I>Methods:</I></B> Expression of PRC proteins in latent cells was measured by Western blot. Knockdowns of PRC genes were conducted by the specific siRNA and methylations at H3K27 on the proviral LTR were investigated by ChIP assay. <B><I>Results:</I></B> PRC proteins (EED, BMI-1, and RNF2) were dramatically downregulated in latent cells after PMA treatment. The downregulation of PRC proteins was followed by a decrease in the methylation of H3K27 and ubiquitination of H2AK119 in the PMA-treated latent cells. siRNA knockdowns of EED and BMI-1 also enhanced HIV-1 reactivation significantly in latently infected cells. By contrast, proteasomal inhibitor MG132 successfully abrogated the PMA-induced downregulation of PRCs. In particular, di-/tri-methylations of histone-3 in the proviral LTR was absent from latent cells after PMA treatment. <B><I>Conclusions:</I></B> This study shows that PRC is strongly related to the control of HIV-1 latency and that PRC-breaking agents may be helpful for purging HIV-1 from latent reservoirs.</P><P>© 2014 S. Karger AG, Basel</P>

      • KCI등재

        Effect of PTEN Polymorphism on the Development of Hepatitis B Virus-associated Hepatocellular Carcinoma

        ( Soon Sun Kim ),( Jung Woo Eun ),( Hyo Jung Cho ),( Hyun-young Lee ),( Chul Won Seo ),( Gil Ho Lee ),( So Young Yoon ),( Choong Kyun Noh ),( Sung Won Cho ),( Jae Youn Cheong ) 대한간암학회 2019 대한간암학회지 Vol.19 No.1

        Background/Aims: Phosphatase and tensin homolog (PTEN) is a known tumor suppressor gene that is downregulated in hepatocellular carcinoma (HCC). Here, we investigated the association between single nucleotide polymorphisms (SNPs) of PTEN and HCC development in patients with hepatitis B virus (HBV) infection. Methods: Six SNPs of PTEN at positions rs1234221, rs1903860, rs1234220, rs1903858, rs2299941, and rs17431184 were analyzed in a development population (417 chronic HBV carriers without HCC and 281 chronic HBV carriers with HCC). PTEN rs1903858, rs1903860, and rs2299941 SNPs were further assessed for the development of HCC in a validation population of 200 patients with HBV-related liver cirrhosis. Results: In the development population, PTEN rs1903860 C allele, rs1903858 G allele, and rs2299941 G allele were associated with a low risk of HCC. The haplotype A-T-A-A-A was associated with an increased risk of HCC (recessive model; odds ratio=2.277, 95% confidence interval [CI] =1.144-4.532, P=0.019). In the validation population, PTEN rs2299941 G allele was the only significant protective genetic polymorphism related to HCC development after adjustment for age and sex (hazard ratio=0.582, 95% CI =0.353-0.962, P=0.035). Conclusions: These findings suggest that genetic polymorphisms in PTEN may affect HCC development in patients with chronic HBV infection. (J Liver Cancer 2019;19:46-54)

      • Treatment and Prognosis of Hepatic Epithelioid Hemangioendothelioma Based on SEER Data Analysis from 1973 to 2014

        ( Soon Sun Kim ),( Oh Kyu Noh ),( So Young Yoon ),( Gil Ho Kim ),( Sun Hyuk Hwang ),( Jong Ik Park ),( Hyo Jung Cho ),( Jae Youn Cheong ),( Sung Won Cho ) 대한간학회 2018 춘·추계 학술대회 (KASL) Vol.2018 No.1

        Aims: Malignant hepatic epithelioid hemangioendothelioma (HEH) is a rare malignant tumor of vascular origin with unknown etiology and a variable natural course. This study evaluated the current management and prognosis of HEH status based on SEER data analysis from 1973 to 2014. In addition, we also evaluated the changes of treatment modalities of HEH over 30 years. Methods: Using SEER database, a total 79 patients with HEH were analyzed from 1973 to 2014. The extent of disease was classified by SEER Stage: local (confined to the liver), regional (either direct tumor extension or confined to regional lymph nodes), or distant (metastatic). Patient survival was calculated using Kaplan-Meier survival curves with log rank test. Results: The mean age of patients with HEH was 53.0 years, and the male to female ratio was 1:2.6. About one third (40.8%) of patients were diagnosed at regional metastatic stage followed by local (30.3%) and distant metastatic stage (28.9%). Median tumor size was 3.85cm (IQR, 2.50-7.93cm). Thirty four (43.0%) of patients received no treatment or the treatment information was missing. Of the 45 treated patients, the most common treatment was chemotherapy (48.9%) followed by resection (22.2%). About 22.2% of patients were treated with more than one method. The 1-year and 5-year survival rates were 88% and 88%, respectively in resection or liver transplantation group; 72% and 49%, respectively in other treatment or observation group. Resection or liver transplantation based treatment was only independent predictive factor for survival (hazard ratio 0.17, 95% confidence interval 0.04-0.75, P=0.020) Conclusions: Resection or liver transplantation is worth considering for treatment of patients with HEH.

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