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Koo, B. K.,Cho, Y. M.,Park, B. L.,Cheong, H. S.,Shin, H. D.,Jang, H. C.,Kim, S. Y.,Lee, H. K.,Park, K. S. Blackwell Publishing Ltd 2007 Diabetic medicine Vol.24 No.2
<P>Abstract</P><P>Aims </P><P>Kir6.2 is found in the pancreatic B-cell, cardiac and skeletal muscle and non-vascular smooth muscle. <I>KCNJ11</I>, encoding Kir6.2, has been shown to be associated with both Type 2 diabetes mellitus and cardiovascular disease in several populations. In this study, we investigated whether polymorphisms in <I>KCNJ11</I> are associated with Type 2 diabetes and other metabolic phenotypes in the Korean population.</P><P><B>Methods </B></P><P>We sequenced <I>KCNJ11</I> to identify common polymorphisms using 24 Korean DNA samples. Of the 14 polymorphisms found in <I>KCNJ11</I>, six common ones [genomic sequence (g.)−1709A>T, g.−1525T>C, g.67G>A (E23K), g.570C>T (A190A), g.1009A>G (I337V), and g.1388C>T] were genotyped in 761 Type 2 diabetic patients and in 630 non-diabetic subjects.</P><P><B>Results</B> </P><P>All the polymorphic loci in <I>KCNJ11</I> are in strong linkage disequilibrium in the Korean population and act as one haplotype block. g.67G>A and g.1009A>G were associated with an increased risk of Type 2 diabetes [age, sex, and body mass index (BMI)-adjusted odds ratios (OR) = 1.376 (1.085–1.745), <I>P</I> = 0.008 and 1.411 (1.111–1.791), <I>P</I> = 0.005, respectively], as was one haplotype (A-T-A-C-G-C in the order of polymorphisms as shown above) containing g.67A and g.1009G [OR = 1.359 (1.080–1.709), <I>P</I> = 0.009]. The haplotype (A-T-A-C-G-C) was also strongly associated with hypertension [OR = 1.655 (1.288–2.126), <I>P</I> < 0.001].</P><P><B>Conclusions </B></P><P>Polymorphisms in <I>KCNJ11</I> are associated with Type 2 diabetes and also with hypertension in the Korean population.</P>
Yu, K‐,H.,Hong, K‐,S.,Lee, B‐,C.,Oh, M‐,S.,Cho, Y‐,J.,Koo, J‐,S.,Park, J‐,M.,Bae, H‐,J.,Han, M‐,K.,Ju, Y‐,S.,Kang, D‐,W.,Appelros, P. Blackwell Publishing Ltd 2011 Acta neurologica Scandinavica Vol.123 No.5
<P>Yu K‐H, Hong K‐S, Lee B‐C, Oh M‐S, Cho Y‐J, Koo J‐S, Park J‐M, Bae H‐J, Han M‐K, Ju Y‐S, Kang D‐W, Appelros P, Norrving B, Terent A. Comparison of 90‐day case‐fatality after ischemic stroke between two different stroke outcome registries using propensity score matching analysis. Acta Neurol Scand: 2011: 123: 325–331. © 2010 John Wiley & Sons A/S.</P><P><B>Background – </B> It has not been clarified whether the disparity in ischemic stroke outcome between populations is caused by ethnic and geographic differences or by variations in case mix. Propensity score matching (PSM) analysis can overcome some analytical problems but is rarely used in stroke outcome research. This study was to compare the ischemic stroke case‐fatality between two PSM cohorts of Sweden and Korea.</P><P><B>Methods – </B> Prognostic variables related to baseline characteristics and stroke care were included in our PSM model. Then, we selected 7675 Swedish and 1220 Korean patients with ischemic stroke from each stroke registers and performed one‐to‐one matching based on propensity scores of each patient.</P><P><B>Results – </B> After PSM, all measured variables were well balanced in 1163 matched subjects, and the 90‐day case‐fatality was identical 6.2% (HR 0.997, 95%CI 0.905–1.099) in Sweden and Korea.</P><P><B>Conclusions – </B> No difference is found in the 90‐day case‐fatality in propensity score‐matched Swedish and Korean patients with ischemic stroke.</P>
Shim, D.,Park, S.G.,Kim, K.,Bae, W.,Lee, G.W.,Ha, B.S.,Ro, H.S.,Kim, M.,Ryoo, R.,Rhee, S.K.,Nou, I.S.,Koo, C.D.,Hong, C.P.,Ryu, H. Elsevier Science Publishers 2016 Journal of biotechnology Vol.223 No.-
<P>Lentinula edodes, the popular shiitake mushroom, is one of the most important cultivated edible mushrooms. It is used as a food and for medicinal purposes. Here, we present the 46.1 Mb draft genome of L. edodes, comprising 13,028 predicted gene models. The genome assembly consists of 31 scaffolds. Gene annotation provides key information about various signaling pathways and secondary metabolites. This genomic information should help establish the molecular genetic markers for MAS/MAB and increase our understanding of the genome structure and function. (C) 2016 Elsevier B.V. All rights reserved.</P>
석회유황합제 처리에 따른 철원 양파의 생육특성 및 페놀화합물 분석
김연복,이희종,김동현,구현정,장광진,Kim, Y.B.,Lee, H.J.,Kim, D.H.,Koo, H.J.,Chang, K.J. 국립한국농수산대학교 교육개발센터 2020 현장농업연구지 = Journal of practical agricultural resear Vol.22 No.1
본 연구는 양파에 친환경제제로 사용되는 석회유황합제를 농도별(100, 200, 300배)로 희석하여 양파에 처리하여 생육특성과 페놀화합물 함량의 변이를 알아보기 위해 수행되었다. 그 결과 석회유황합제 처리 후 양파의 구 중, 구 너비, 구 고와당 함량에 영향을 미치지는 못했다. 또한 페놀화합물 함량에서 p-coumaric acid, caffeic acid, ferulic acid, rutin, kaempferol은 무 처리구와 큰 차이를 보이지 않았다. 하지만 benzoic acid는 석회유황합제 100배를 처리하였을 때 유의하였고, quercetin 함량은 처리구인 석회유황합제 200배(106.7 ㎍/g D.W.)와 300배(106.1 ㎍/g D.W.)가 100배(89.4 ㎍/g D.W.)와 무 처리구(96.4 ㎍/g D.W.) 보다 다소 높은 함량을 보여 유의하였다. 따라서 석회유황합제는 bezoic acid와 quercetin 함량 변화에 영향을 미쳤다고 판단된다. 본 연구결과가 농가 현장에 적용되기 위해서는 좀 더 넓은면적에서 실증 시험을 더 해야할 것으로 판단된다. The aim of this study was to evaluate the change of phenolic compounds after lime-sulphur mixture treatment on Cheorwon onion. Onion is a perennial plant belonging to the lily family. It is native to Persia of Southwest Asia. It is cultivated much in the temperate regions of the world. Onion is a good name for the 'Okchong' to drop blood cholesterol and cardiovascular blood flow to increase the prevention of adult diseases. Cheorwon area is inland, but it has high continental climate due to its high altitude. After the treatment with lime-sulphur mixture, the weight, width and plant height of the onion were not affected. In the phenolic compounds, caffeic acid, ferulic acid, rutin, p-coumaric acid and kaempferol except benzoic acid and quercetin were similar to or less than the control. Therefore, it was concluded that the treatment with lime-sulphur mixture had some effect on phenolic compound contents, benzoic acid and qurercetin.
Multi-site, multi-year monitoring of the oscillating Algol-type eclipsing binary CT Herculis
Lampens, P.,Strigachev, A.,Kim, S.-L.,Rodrí,guez, E.,Ló,pez-Gonzá,lez, M. J.,Vidal-Saí,nz, J.,Mkrtichian, D.,Koo, J.-R.,Kang, Y. B.,Van Cauteren, P.,Wils, P.,Kraicheva, Z.,Dimi EDP Sciences 2011 Astronomy and astrophysics Vol.534 No.2
<P>We present the results of a multi-site photometric campaign carried out in 20042008 for the Algol-type eclipsing binary system CT Her, the primary component of which displays δ Scuti-type oscillations. Our data consist of differential light curves collected in the filters B and V, which were analysed using the method of Wilson-Devinney (PHOEBE). After identifying an adequate binary model and removing the best-fit light-curve solution, we performed a Fourier analysis of the residual B and V light curves to investigate the pulsational behaviour. We confirm the presence of rapid pulsations with a main period of 27.2 min. Up to eight significant frequencies with semi-amplitudes in the range 3 to 1 mmag were detected, all of which lie in the frequency range 43.553.5 d<SUP>−1</SUP>. This result is independent of the choice of the primary’s effective temperature (8200 or 8700 K) since the light-curve models of the binary are very similar in both cases. This is yet another case of a complex frequency spectrum observed for an accreting δ Scuti-type star (after Y Cam). In addition, we demonstrate that the amplitudes of several pulsation frequencies provide evidence of variability on timescales as short as 12 years, perhaps even less. Moreover, our analysis takes into account some recently acquired spectra, from which we obtained the corresponding radial velocities for the years 20072009. Investigation of the OC diagram shows that further monitoring of the epochs of eclipse minima of CT Her will cast new light on the evolution of its orbital period.</P>
확률 및 통계적 개념에 근거한 한국인 표준 뇌 지도 작성 및 기능 영상 분석을 위한 가시화 방법에 관한 연구
구방본,이종민,김준식,이재성,김인영,김재진,이동수,권준수,김선일 대한핵의학회 2003 핵의학 분자영상 Vol.37 No.3
이 논문에서는 한국인의 뇌 기능 영상 연구에서의 정확한 분석을 위한 한국인 뇌 확률 기도를 제작하였고 이를 실제 기능 영상 연구에 적용할 수 있도록 하는 뇌 위치 정보 추출 프로그램에 대하여 소개하였다. 한국인의 표준 뇌 확률 지도를 작성하기 위하여 정신과적 병력이 없는 정상인 76개의 뇌 영상을 서울대학교 신경정신과와 핵의학과로부터 수집하였으며, 이를 바탕으로 표준 뇌 영상을 결정하였다. 결정된 표준 뇌 영상은 숙련된 전문의로부터 89개의 해부학적 영역으로 분할하는 작업이 이루어졌다. 표준 뇌 영상으로 분할된 정보들은 자동 분할 알고리즘에서의 기준으로 사용되어 나머지 75개의 뇌 영상들에 대해서도 해부학적 정보들을 가지도록 하였다. 76개의 뇌 영상들에 생성된 각각의 89개의 해부학적 정보들은 동일 위치에서의 확률정보로서 변환되어 뇌 확률 지도를 생성하였다. 제작된 한국인의 뇌 확률지도는 한국인의 뇌에 대한 편차 정보와 해부학적인 정보를 가지며 이는 한국인의 기능 영상 연구에 있었고 보다 정확한 결과를 제시할 수 있다. The probabilistic anatomical maps are used to localize the functional neuro-images and morphological variability. The quantitative indicator is very important to inquire the anatomical position of an activated region because functional image data has the low-resolution nature and no inherent anatomical information. Although previously developed MNI probabilistic anatomical map was enough to localize the data, it was not suitable for the Korean brains because of the morphological difference between Occidental and Oriental. In this study, we develop a probabilistic anatomical map for Korean normal brain. Normal 75 brains of T1-weighted spoiled gradient echo magnetic resonance images were acquired on a 1.5-T GESIGNA scanner. Then, a standard brain is selected in the group through a clinician searches a brain of the average property in the Talairach coordinate system. With the standard brain, an anatomist delineates 89 regions of interest (ROI) parcellating cortical and subcortical areas. The parcellated ROIs of the standard are warped and overlapped into each brain my maximizing intensity similarity. And every brain is automatically labeledwith the registered ROIs. Each of the same-labeled region is linearly normalize to the standard brain, and the occurrence of each region is counted. Finally, 89 probabilistic ROI volumes are generated. This paper presents a probabilistic anatomical map for localizing the functional and structural analysis of Korean normal brain. In the future, we'll develop the group specific probabilistic anatomical maps of OCD and schizophrenia disease.