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Lee, Jinsup,Baek, Jinwook,Ryu, Gyeong Hee,Lee, Mi Jin,Oh, Seran,Hong, Seul Ki,Kim, Bo-Hyun,Lee, Seok-Hee,Cho, Byung Jin,Lee, Zonghoon,Jeon, Seokwoo American Chemical Society 2014 NANO LETTERS Vol.14 No.8
<P>Crystallization of materials has attracted research interest for a long time, and its mechanisms in three-dimensional materials have been well studied. However, crystallization of two-dimensional (2D) materials is yet to be challenged. Clarifying the dynamics underlying growth of 2D materials will provide the insight for the potential route to synthesize large and highly crystallized 2D domains with low defects. Here, we present the growth dynamics and recrystallization of 2D material graphene under a mobile hot-wire assisted chemical vapor deposition (MHW-CVD) system. Under local but sequential heating by MHW-CVD system, the initial nucleation of nanocrystalline graphenes, which was not extended into the growth stage due to the insufficient thermal energy, took a recrystallization and converted into a grand single crystal domain. During this process, the stitching-like healing of graphene was also observed. The local but sequential endowing thermal energy to nanocrystalline graphenes enabled us to simultaneously reveal the recrystallization and healing dynamics in graphene growth, which suggests an alternative route to synthesize a highly crystalline and large domain size graphene. Also, this recrystallization and healing of 2D nanocrystalline graphenes offers an interesting insight on the growth mechanism of 2D materials.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/nalefd/2014/nalefd.2014.14.issue-8/nl5012323/production/images/medium/nl-2014-012323_0007.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/nl5012323'>ACS Electronic Supporting Info</A></P>
Lee JeongEun,Lee Jean,Jeon Sungwon,Lee Jeongha,Jang Insu,Yang Jin Ok,Park Soojin,이병욱,Choi Jinwook,Choi Byung-Ok,Gee Heon Yung,Oh Jaeseong,Jang In-Jin,Lee Sanghyuk,Baek Daehyun,Koh Youngil,Yoon Sung-So 생화학분자생물학회 2022 Experimental and molecular medicine Vol.54 No.-
Despite substantial advances in disease genetics, studies to date have largely focused on individuals of European descent. This limits further discoveries of novel functional genetic variants in other ethnic groups. To alleviate the paucity of East Asian population genome resources, we established the Korean Variant Archive 2 (KOVA 2), which is composed of 1896 whole-genome sequences and 3409 whole-exome sequences from healthy individuals of Korean ethnicity. This is the largest genome database from the ethnic Korean population to date, surpassing the 1909 Korean individuals deposited in gnomAD. The variants in KOVA 2 displayed all the known genetic features of those from previous genome databases, and we compiled data from Korean-specific runs of homozygosity, positively selected intervals, and structural variants. In doing so, we found loci, such as the loci of ADH1A/1B and UHRF1BP1, that are strongly selected in the Korean population relative to other East Asian populations. Our analysis of allele ages revealed a correlation between variant functionality and evolutionary age. The data can be browsed and downloaded from a public website (https://www.kobic.re.kr/kova/). We anticipate that KOVA 2 will serve as a valuable resource for genetic studies involving East Asian populations.
Lee Jinwook,Kim Hye-Jin,Lee Sung-Soo,Kim Kwan-Woo,Kim Dong-kyo,Lee Sang-Hoon,이은도,Choi Bong-Hwan,Barido Farouq Heidar,Jang Aera 아세아·태평양축산학회 2023 Animal Bioscience Vol.36 No.6
Objective: This study determined the effects of dietary treatments and castration on meat quality, fatty acids (FAs) profiles, and volatile compounds in Korean native black goats (KNBG, Capra hircus coreanae), including the relationship between the population of rumen microbiomes and meat FA profiles. Methods: Twenty-four KNBG (48.6±1.4 kg) were randomly allocated to one of four treatments arranged into a 2×2 factorial structure. The factors were dietary forage to concentrate ratio (high forage [HF, 80:20] and low forage [LF, 20:80]), and a castration treatment (castration [CA] vs non-castration [NCA]). Results: Among meat quality traits, the CA group exhibited a higher percentage of crude fat and water holding capacity (p<0.05). The profiles of the saturated fatty acid (SFA) in meat sample derived from CA KNBG showed a significantly lower percentage compared to NCA individuals, due to the lower proportion of C14:0 and C18:0. Feeding a high-forage diet to KNBG increased the formation of C18:1n7, C18:3n3, C20:1n9, C22:4n6 in meat, and polyunsaturated fatty acid (PUFA) profiles (p<0.05). Consequently, the n6:n3 ratio declined (p<0.05). There was an interaction between dietary treatment and castration for formation of C20:5n3 (p<0.05), while C18:1n9, C22:6n3, monounsaturated fatty acid (MUFA) and the MUFA:SFA ratio were influenced by both diet and castration (p<0.05). Nine volatile compounds were identified and were strongly influenced by both dietary treatments, castration (p<0.05), and their interaction. In addition, principal component analysis (PCA) revealed distinctly different odor patterns in the NCA goats fed LF diets. Spearman correlation analysis showed a high correlation between rumen bacteria and meat PUFAs. Conclusion: These results suggest the essential effects of the rumen microbial population for the synthesis of meat FAs and volatile compounds in KNBG meat, where dietary intake and castration also contribute substantially.
신진욱(Shin Jinwook),이영민(Lee Young Min) 비판사회학회 2009 경제와 사회 Vol.- No.81
이 연구는 이명박 정부와 한나라당의 정잭담론을 분석하여 시장자유주의적 헤게모니 담론전략의 논리구조와 담론의 질서, 담론적 기술을 규명하는 것을 목표로 한다. 이 연구의 주요 주장은 다음과 같다. 첫째, 이명박 정권의 문제진단 담론은 이전 정권의 기업규제와 복지정잭이 기업환경을 악화시켜 중산층 몰락, 실업, 양극화 등의 사회문제가 심화되었다는 인과논리에 입각해 있다. 한편 문제해결 담론은 탈규제·민영화 등의 친기업 신자유주의 정잭으로 기업성장을 고무함으로써 국민 모두의 보편이익이 달성된다는 논리를 핵심으로 한다. 둘째, 사회시스템 수준에서 공공부문과 사회영역의 사유화·상품화·시장화를 추진하는 정잭담론은 공공기관과 공적 규제의 부패성·비효율성을 기업 및 시장의 투명성 효율성과 대조시키는 구조를 갖고 있으며, 특히 시장기제의 공공선 창출 효과를 부각시켜 정치적 동의 구축을 꾀하는 담론전략을 취한다. 셋째, 행위자 담론에서는 공공적 규제를 개인들의 자율성과 다양성에 대립시킴으로써, 규제되지 않은 시장제도하에서의 사적 이익추구에 도덕적 가치를 부여한다. 또한 소비자와 수요자 담론은 기업 수요와 사회의 수요를 동일시함으로써, 기업 수요를 위한 제도 개혁이 만인의 필요를 더욱 잘 충족시켜줄 수 있을 것으로 담론화한다. 이 연구는 신자유주의 정책담론이 결코 시장의 논리만으로 구성되지 않으며, 민간·국민·자유·권리·다양성 등 민주주의와 자유주의 이념의 전형적 언어와 가치들에 깊이 연계되어 있음을 보여준다. 특히 한국사회의 맥락에서 그것은 신자유주의가 보다 깊은 역사적 뿌리를 가진 자유민주주의의 어휘들을 통해 상징화되고 있음을 의미한다. This article aims to analyse the logical structure, order of discourse, and discursive techniques of hegemonic discourse strategy in the neoliberal policy discourse of Lee Myung-Bak government. Main arguments of this study are as follow. Firstly, the hegemonic discourse strategy of the Lee government shares nationalist developmentalism rooted in former authoritarian regimes, but strongly represents new discourses of populist market liberalism. The discourse of problem diagnosis assumes a clear causality between the regulative and welfare policies of the former liberal governments, on the one hand, and the crisis of middle class, unemployment and economic polarization, on the other. The discourse of problem solving is organized by the argument that the universal interest of all people can be fulfilled only by enhancing the particular interest of capital by means of neoliberal policies such as deregulation and privatization. Secondly, on the level of system discourse the policy discourses related to privatization of public institutions and social services are typically contrasting the bureaucracy and inefficiency of public realms with the transparency and efficiency of private sectors. This discursive structure is accompanied by the programmatic discursive strategy that propagates an unregulated market mechanism will generate common good for all people. Thirdly, on the level of actor discourse all kinds of public regulation are contrasted with the liberty, autonomy and diversity of individuals, thus attributing a moral value to private interest-seeking in an unregulated market situation. Furthermore, the consumer discourse makes plausible the promise that marketization and commodification policies will satisfy every consumers by identifying the needs of entrepreneurs and the social needs. Unlike these populist discourses, however, the actual policies of the Lee government doesn’t involve popular elements. This abyss will become an important source of the collapse of consensus and social protests.