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Neuroprotective effect of Galla Rhois to scopolamine-induced cognitive impairment in mouse
Ji Won Park,Ji Eun Kim,Yusang Choi,Young Ju Lee,Jun Young Choi,Jin Ju Park,Mi Rim Lee,Hye Ryeong Kim,Bo Ram Song,Mi Ju Kang,Dae Youn Hwang,Su Ji Bae,Jun Go,Hyeon Jun Choi 한국실험동물학회 2019 한국실험동물학회 학술발표대회 논문집 Vol.2019 No.1
Suggestive Evidence for Linkage of Schizophrenia to Chromosome 8p21-12 in Multiplex Korean Families
EunYoung Cho,YuSang Lee,KyeongSook Choi,YongLee Jang,SeungHee Cho,HyunOk Jeun,JongWon Kim,KyungSue Hong 대한신경정신의학회 2004 PSYCHIATRY INVESTIGATION Vol.1 No.1
Objectives-Chromosome 8p21-12 has been identified as a susceptibility locus for schizophrenia based on several genomewide linkage scans with Caucasian families. The purpose of this study is to investigate the linkage of this locus to schizophrenia in Korean families. Materials and Methods-We recruited ninety-one family members from twenty-seven multiplex schizophrenia families. Fifty-nine of them were affected individuals. Seven microsatellite markers of this region with 3cM intervals were genotyped. Non-parametric linkage analysis was performed by evaluating the levels of allele sharing between the affected relative pairs. Results-In the multi-point analysis, all the points tested within this area showed positive but non-significant non-parametric lod (NPL) scores with the peak occurring between D8S1820 and D8S1769. In the single point analysis, statistically significant allele sharing was observed at D8S1769 (NPL=1.65, p=0.049). Higher levels of NPL scores (the highest single point NPL=1.98, p=0.025) were observed when the same analyses were applied to a subgroup of families in which all of the affected individuals showed auditory hallucination. Conclusions-These findings support the previous evidence from Caucasian families for a locus predisposing to schizophrenia at 8p21-12. Further studies designed to screen positional candidate genes and their SNPs at this locus are warranted, in order to identify the specific causative genetic variation of schizophrenia.
P.I.A.n.O.를 이용한 개념설계 단계의 헬리콥터 신뢰성 기반 최적 설계
김상훈(Sanghun Kim),고강명(Kangmyung Ko),이동호(Dong-Ho Lee),최원(Won Choi),황유상(YuSang Hwang),김철호(CheolHo Kim) 대한기계학회 2008 대한기계학회 춘추학술대회 Vol.2008 No.5
There are many demands of helicopter for emergency transportation and forest fire suppression in Korea where has many mountains and islands. For this reason, many helicopters are used in Korea, and various situations are occurred in flight of helicopter. Therefore, it is important to optimize helicopter in the conceptual design simultaneously to consider operation uncertainties. In this study, robust design optimization was performed with helicopter conceptual design and performance analysis tool which used simple analysis methods and empirical equations. For the operational uncertainties, temperature of atmosphere and poor maintenance and drag increase by change of airfoil characteristics.
고강명(KangMyung Ko),강승온(SeungOn Kang),김상훈(SangHun Kim),이동호(DongHo Lee),장용진(YongJin Chang),최원(Won Choi),황유상(YuSang Hwang),김철호(CheolHo Kim) 대한기계학회 2007 대한기계학회 춘추학술대회 Vol.2007 No.5
It is necessary a simple helicopter design and performance analysis program for a stage of helicopter conceptual design. To meet that needs, we have developed a program which is simply used to estimate helicopter configuration and performance. The program developed by this study is composed of Requirement, Mission profile Analysis, Size, Aerodynamic, Trim, Propulsion, Weight, and Performance modules, and each modules carry out operations for a given flight condition. In this study, we validate this analysis program in 9,500 lbs and 22,000 lbs helicopters and estimate design configuration and performance of 16,000 lb helicopter. And We can use this program to optimization process for Helicopter MDO framework.