http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Escherichia coli에서 효모 Autonomously, Replicating Sequence Binding Factor 1의 발현과 정제
조기남,김지영,노현모,정구흥 경희대학교 유전공학연구소 1993 遺傳工學論文集 Vol.5 No.-
Autonomousely replicating sequence Binding Factor 1(ABF1) is a DNA-binding protein that specifically recognizes the RTCRYN5ACG at many sites in the yeast genome including the promoter element, mating-type silencer and ARSs. To express the intact full-length ABF1 gene in E. coli, the ABF1 gene has been cloned into pMAL-c2. Optimal expression of the fusion protein of ABF1 and MBP(maltose binding protein) was obtained by IPTG(Isoprophyl-β-D-thiogalactopyranoside) induction at 5 hr at 32℃. ABF1 fusion protein was purified by amylose resin affinity chromatography. Fusion protein of MBP and ABF1 was digested by Factor Xa and characterized by gel retardation assay.
한국 정신장애의 역학 조사 연구[I] : 각 정신장애의 유병률
조맹제,함봉진,김장규,박강규,정은기,서동우,김선욱,조성진,이준영,홍진표,최용성,박종익,이동우,이기철,배재남,신정호,정인원,박종한,배안,이충경 大韓神經精神醫學會 2004 신경정신의학 Vol.43 No.4
Objectives : This study aims to estimate the prevalence of the DSM-IV psychiatric disorders in Korean population using the Korean version of Composite International Diagnostic Interview (K-CIDI). Methods : Subjects were selected by taking multi-stage, cluster samples of 7,867 adult household residents, 18 to 64 years of age, in ten catchment areas. Total 78 trained interviewers administered the K-CIDI to the selected respondents, from June 1 to November30,2001. Results : Total 6,275 respondents completed the interview. Some 33.5% of respondents reported at least one lifetime disorder, 20.6% reported at least one-year disorder, and 16.7% reported at least one-month disorder. The most common lifetime disorders were alcohol abuse/dependence (17.24%), nicotine dependence/withdrawal (11.19%), specific phobia (5.16%), and major de-pressive disorder (4.25%). The lifetime prevalence of substance abuse/dependence (0.25%) and schizophrenia (0.16%) was very low. Nicotine and alcohol use disorder showed very high male/female ratio. Mood disorder and anxiety disorder were more prevalent among female than male. Conclusion : The prevalence of psychiatric disorders was high. In comparison with other studies, remarkable differences in distributions of psychiatric disorders across the areas and times were observed.
플라이애시를 다량 사용한 콘크리트의 수화발열 특성과 압축강도 특성에 관한 실험적 연구
조규현,박무영,백민수,김우재,임남기,정상진 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.2
This study is for the great quantity use of fly-ash. For the producing of high volume concrete from the use of fly-ash, the method of replacement between bonding agents and fine aggregate by fly-ash at the slt was used that the adiabatic temperature rise of concrete about the mass member which bad been produced by the method that was mentioned before, and the hydration heat of the core test pieces in concrete was measured. Also the core test pieces which were replaced with fly-ash was studied by the compressive strength's comparison between standard care test pieces and core test pieces. In the case of mass test pieces, hydration heat and the time to reach the highest temperature were decreased by an increase in replaced fly-ash's amounts of concrete. In addition, among the test pieces having the same amounts of concrete, the test pieces having more replaced amounts of fly-ash's fine aggregate showed higher hydration heat and the increased time to reach the highest temperature. Compressive strength was also increased by hydration heat's decrease according to fly-ash replacement. Replacement of fly-ash was more effective in high temperature environment.
문양콘크리트의 광택화에 따른 성능평가의 관한 실험적 연구
김재은,조상영,임남기,정재욱,정상진 대한건축학회 2004 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.24 No.1
Contemporary, architecture calls for a wide range of surface textures and treatments. A surface compatible with the architecture's design may vary from a glass-smooth finish to one requiring special sculptured ornamentation. These surface require many different types of form sheathing and lining. The purpose of study development new design form and made elaborateness shape. Easy to used in field that architecture finish material not used expect effective reduce of working hours, personnel expenses, architecture finish material, cost, through this study, we have figured out the best mix proportion for durability and gloss ability of glossing exposure concrete.
연약점토층 위에서 선행하중의 제거-재압축에 따른 점토지반의 거동
정성교,이남기,조기영,김문규 동아대학교 건설기술연구소 1997 硏究報告 Vol.21 No.2
Little has been known about the characteristics of short-term and long-term resettlements on soft clay, such as elastic behaviour and secondary compression due to partial removal of preloading. In this study, different types of oedometer tests on a natural soft clay were peformed for examining such characteristics. As the results of the experiments, the characteristics of short-term and long-term resettlements such as rebound ratio, resettlement point and rate of secondary compression depends on the overconsolidation ratio(OCR) and preloading time. It is showed that resettlement point increased with increasing preloading, but such is not for rebound ratio and rate of secondary compression. This reason would be due to rearrangement of clay particles. And rebound ratio and resettlement point increased with increasing the OCR, but such is not for rate of secondary compression. The correlations between them is showed all the linear relations in a semi-logarithem or log-log plots, and then can be used for settlement prediction in field, as well its results can be compared with those of conventional method. from the comparative results of settlement prediction, it is found as follows : The amount of rebound due to partial removal of preloading and resettlement due to reloading are similar for both methods. But the amount of secondary compression due to partial removal of preloading by this correlation is rather overestimated than that of conventional method, because it would be underestimated the duration of primary consolidation. And for different loading histories, the compression is affected by strain rate(ε_(v)), that is, the compression increases with decreasing strain rate.
배재호,박재우,조현진,왕지남,김광섭 한국경영과학회 1998 한국경영과학회 학술대회논문집 Vol.- No.1
본 연구에서는 실제 기업을 대상으로 생산과 판매, 물류 각 단계의 동기화를 통하여 단계별로 발생하는 데이터를 실시간으로 공유하며, 적정재고 수준 설정으로 재고 유지 비용의 절감을 도모하여 궁극적으로는 생산 계획의 수립 시에서부터 물류 비용을 고려하여 전체 비용의 절감을 기대할 수 있는 시스템을 제안하였다. 과거 우리나라의 기업은 생산 부문의 합리화와 판매 부문에서의 이익 극대화에 힘입어 고도의 성장을 이루어왔으나 시장 환경의 변화와 시장 상황의 악화로 기업의 생존을 위해서는 원가 절감의 시대적 요구를 반영하지 않을 수 없게 되었다. 본 연구의 대상이 되는 기업에서는 현재 부분적인 전산화가 업무별로 단편적으로 이루어지고 있었다. 이에 본 연구에서는 제품의 대외 경쟁력을 좌우하는 많은 요인들 중에서 원가 절감을 위한 지능형 통합 생산 물류 시스템을 제안하고, 제안된 시스템 모듈을 효과적으로 동기화하여 통합시키는 방법을 제시한다. 본 연구의 제안 시스템은 실제 기업의 실정을 반영한 것으로 보다 현실적인 운용이 가능할 것이다.
대황황련해독탕의 사염화탄소 유발 간장해 보호효과 미치 급성독성
김영석,정은아,장종철,양형길,김남재,조기호,배형섭,이경섭,김동현 WHO COLLABORATING CENTRE FOR TRADITIONAL MEDICINE 2002 東西醫學硏究所 論文集 Vol.2002 No.-
ABSTRACT - This study was performed to evaluate hepatoprotective effect of daewhang-whangryunhaedok-Tang(DWT) on liver injured rats induced by CCI_4 and the acute oral toxicity of it in mice. The activities of serum transaminase(ALT/AST), alkaline phosphatase(ALP) and lactic dehydrogenase(LDH), the levels of serum total cholesterol(TC) and triglyceride(TG), change of liver enlargement, and inhibitory activities of lipid perotidation, catalase and glutathione-S-transfrease(GST) in liver microsome were determined in hepatotoxic rats induced by CCI_4. DWT was significantly reduced the serum ALT, AST, ALP, LDH. TC and TG lecels. And, the increase of lipid peroxidation, decrease of catalase and GST activities in the liver microsome of CCI_4-intoxicated rat were significantly improved by the treatment of DWT. Male and female mice were administered maximum dosages of 5.000 mg/kg b.w. of DWT. After single oral administration of DWT to mice, we observed them daily for 2 weeks.DWT did not induce any toxic signs in the mortalitie, clinical signs, body weight changes, and gross necropsy finfings of mice. Based in these results. It is concluded that DWT may have the hepatoprotective effect on CCI_4 induced hepatotoxicity in rats. Also. DWT may have no side effect and its LD_50 value may be over 5.000mg/kg b.w. in mice.
김영석,정은아,장종철,양형길,김남재,조기호,배형섭,이경섭,김동현 경희대학교 동서의학연구소 2001 東西醫學硏究所 論文集 Vol.2001 No.-
Whangryunhaedok-Tang (WT) is formulated with Coptidis Rhizoma, Phellodendri Cortex, Scutellariae Radix and Gardeniae Fructus, and Daewhang-whangryunhaedok-Tang (DWT) is made by the combination of Rhei Rhizoma, a wellknown anticostipation drug in WT. Therefore, DWT has been evaluated for antihyperlipidemic effects on experimental hyperlipidemic rats and mice induced by corn oil and high cholesterol-diet. Oral administration of DWT significantly inhibited the increase of serum triglyceride and LDL-cholesterol levels, and the decrease of serum HDL-cholesterol levels in hyperlipidemic rats induced by corn oil. Also, oral administration of DWT significantly prevented the increase of serum total cholesterol, triglyceride and LDL-cholesterol, and liver total cholesterol and triglyceride in 1% cholesterol-diet fed mice. These results suggest that DWT is effective for the treatment of hyperlipidemia.