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Jo, KyoungA,Maheswara, Muchchintala,Yoon, Eunyoung,Lee, Yun Yeong,Yun, Hoseop,Kang, Eun Joo American ChemicalSociety 2012 Journal of organic chemistry Vol.77 No.6
<P><I>N</I>-Hetereocyclic carbenes (NHCs) werefound tobe efficient catalysts for the cyclization of propargylic alcoholsand isocyanates. Domino cyclization reactions were carried out usingisopropyl-substituted imidazolium salt as a precatalyst, and a widerange of substituted oxazolidinones were obtained in high yields.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/joceah/2012/joceah.2012.77.issue-6/jo202102y/production/images/medium/jo-2011-02102y_0006.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/jo202102y'>ACS Electronic Supporting Info</A></P>
Jo, Eunyoung,Elvitigala, Don Anushka Sandaruwan,Wan, Qiang,oh, Minyoung,Oh, Chulhong,Lee, Jehee Elsevier 2017 DEVELOPMENTAL AND COMPARATIVE IMMUNOLOGY Vol.77 No.-
<P><B>Abstract</B></P> <P>Dendritic-cell-specific ICAM-3-grabbing non-integrin (DC-SIGN) is a C-type lectin that functions as a pattern recognition receptor by recognizing pathogen-associated molecular patterns (PAMPs). It is also involved in various events of the dendritic cell (DC) life cycle, such as DC migration, antigen capture and presentation, and T cell priming. In this study, a DC-SIGN-like gene from the big belly seahorse <I>Hippocampus abdominalis</I> (designated as <I>ShDCS-like</I>) was identified and molecularly characterized. The putative, complete ORF was found to be 1368 bp in length, encoding a protein of 462 amino acids with a molecular mass of 52.6 kDa and a theoretical isoelectric point of 8.26. The deduced amino acid sequence contains a single carbohydrate recognition domain (CRD), in which six conserved cysteine residues and two Ca<SUP>2+</SUP>-binding site motifs (QPN, WND) were identified. Based on pairwise sequence analysis, ShDCS-like exhibits the highest amino acid identity (94.6%) and similarity (97.4%) with DC-SIGN-like counterpart from tiger tail seahorse <I>Hippocampus comes.</I> Quantitative real-time PCR revealed that <I>ShDCS-like</I> mRNA is transcribed universally in all tissues examined, but with abundance in kidney and gill tissues. The basal mRNA expression of <I>ShDCS-like</I> was modulated in blood cell, kidney, gill and liver tissues in response to the stimulation of healthy fish with lipopolysaccharides (LPS), <I>Edwardsiella tarda,</I> or <I>Streptococcus iniae</I>. Moreover, recombinant ShDCS-like-CRD domain exhibited detectable agglutination activity against different bacteria. Collectively, these results suggest that ShDCS-like may potentially involve in immune function in big belly seahorses.</P> <P><B>Highlights</B></P> <P> <UL> <LI> DC-SIGN as a pattern recognition receptor by recognizing pathogen-associated molecular patterns (PAMPs). </LI> <LI> DC-SIGN-like was identified from big belly seahorse (<I>Hippocampus abdominalis</I>) (ShDCS-like). </LI> <LI> ShDCS-like has characteristic of C-type lectin. </LI> <LI> ShDCS-like ubiquitously expressed in wide range of tissues and stimulated under pathogenic stress signals. </LI> </UL> </P>
줌파 라히리의 『질병 통역사』 속 ‘행복 대본’ 너머의 우연적 가능성
조은영 ( Eunyoung Jo ) 현대영미어문학회 2023 현대영미어문학회 추계학술대회 발표논문집 Vol.2023 No.-
Playing on Sara Ahmed’s conception of the happy script, this paper examines the attitudes that certain characters in Jhumpa Lahiri’s Interpreter of Maladies exhibit in the context of social pressures or tendencies to knowingly/unknowingly insist on a particular directionality in life. The paper mainly focuses on tracing the trajectories of possibility that these characters embody by remaining open to contingencies and slipping through the boundaries of a fixed script. It thereby aims to make room for an existence in which one may flesh out a life that can be imagined and grappled with instead of merely accepted and adhered to.
대학생의 긍정정서 및 부정정서가 심리적 안녕감에 미치는 영향
조은영(Jo, Eunyoung),임정하(Lim, Jungha) 한국청소년정책연구원 2014 한국청소년연구 Vol.25 No.4
본 연구는 대학생의 긍정정서 및 부정정서와 심리적 안녕감의 관계에서 인지적 유연성의 매개효과 를 살펴보기 위하여 수행되었다. 서울, 경기 지역에 소재한 4년제 대학교의 재학생 338명을 대상으로 하였다. 질문지법을 이용하여 자료를 수집하였으며, 수집된 자료를 이용해 평균, 표준편차, t 검증, 상관분석, 회귀분석을 실시하였다. 주요 연구결과는 다음과 같다. 첫째, 대학생의 긍정정서 및 부정정서와 심리적 안녕감은 성별에 따른 차이가 유의하지 않은 것으로 나타났다. 반면, 대학생의 인지적 유연성은 성별에 따른 차이가 유의한 것으로 나타났으며, 남학생 집단이 여학생 집단보다 인지적 유연성이 높았다. 둘째, 대학생의 긍정정서 및 부정정서는 심리적 안녕감에 직접적인 영향을 미칠 뿐만 아니라, 인지적 유연성을 매개로 하여 대학생의 심리적 안녕감에 간접적으로도 영향을 미치는 것으로 나타났다. 즉, 긍정정서는 변화하는 환경에 따라 인지의 틀을 적응적으로 전환하는데 도움이 되고, 이는 심리적 안녕감을 높이는데 중요한 역할을 하는 것으로 나타났다. 한편, 부정정서는 변화하는 환경에 따라 인지의 틀을 유연하게 전환하는데 방해가 되고, 궁극적으로 심리적 안녕감 수준을 낮추는 역할을 하였다. 본 연구에서 살펴본 대학생의 심리적 안녕감에 미치는 긍정정서 및 부정정서와 인지적 유연성의 영향력은 대학생의 안녕감 증진을 위한 지원 프로그램에 기초자료로 활용되며, 나아가 대학생을 위한 정책과 프로그램 개발에 유용한 자료로 활용될 수 있을 것으로 기대된다. The purpose of this study was to investigate the relationship between the emotions and psychological well-being of college students, as they are mediated by cognitive flexibility. The participants comprised 338 college students recruited from 5 colleges in Seoul and Gyeonggi-do. Data were analyzed using Cronbach’s α, factor analyses, frequencies, percentiles, means, standard deviations, t-tests, Pearson’s correlations and regression analyses. The major findings were as follow: First, male students reported greater levels of cognitive flexibility than female students did. Second, positive and negative emotions had an influence upon the psychological well-being of college students both directly and indirectly via cognitive flexibility.
북한 경제정책의 변화 전망 : 1960~70년대 동유럽 경제개혁의 시사점을 바탕으로
조동호,김은영 한국비교경제학회 2004 비교경제연구 Vol.11 No.1
We study economic reforms of Eastern European countries in the 1960s and 1970s in order to understand the fundamental nature of new economic measures North Korea has introduced since July 2002 and to draw implications for future direction of North Korean economic policies. Although they show differences in backgrounds, specific policies, and processes of reform, we can also find several similarities. First, economic difficulties played a major role for enforcing economic reform. Second, all the Eastern European countries tries to enhance efficiencies in price, wage and incentive, and economic management systems. Third, the purpose of reform was to improve efficiencies within the planned economic system, but not to reform the economic system itself. The implications of economic reforms of Eastern European countries for North Korea can be summarized as follows. First, economic growth does not necessarily accelerate economic reform. Second, it is almost impossible to retreat market mechanism totally once it is introduced. Third, economic reform tends to have ups and downs, thus it is not easy to promote reform measures continuously. Fourth, expansion of market mechanism does not necessarily lead to smooth transformation towards market economic system, and there exists an extreme case such as collapse. Like Eastern European counties in the 1960s and 1970s, North Korea is analyzed to try to overcome economic difficulties and normalize official sector by decentralization in decision making and improving economic management system. Compared with Eastern European counties, however, North Korea has an additional task, which is attraction of foreign capital. At the present stage, how much foreign capital North Korea is able to induce depends on the settlement of its nuclear development program. However, North Korean economic policy is expected to develop a tendency to intensification of decentralized planned economic system. If North Korean nuclear development issue lasts long, North Korea has to focus on mobilizing domestic capital and it will encourage decentralization process. On the other hand, activation of massive economic assistance program of international society as a result of resolution of North Korean nuclear development issue is going to expedite decentralization of the North Korean economy. Therefore, we propose that inter-Korean economic cooperation should perform the following roles. First, inter-Korean economic cooperation should be able to help North Korea attract foreign capital by contributing to settlement of nuclear development issue. Second, it should be able to contribute to increase in ability of the North Korean authority economic management. Third, it should be able to contribute to stabilize and expand market mechanism in North Korea. This implies that we need to make a strategic use of inter-Korean economic cooperation in order to accelerate economic changes of North Korea.