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      • 18–30세 사이에 발생하는 뇌경색의 특징, 다기관 레지스트리 연구

        장윤경,송태진,김용재,허지회,이경열,김영은,장민욱,조수진,강석윤 이화여자대학교 의과학연구소 2017 EMJ (Ewha medical journal) Vol.40 No.3

        Objectives: Although there have been several reports that described characteristics for young age stroke, information regarding very young age (18–30 years old) has been limited. We aimed to analyze demographic factors, stroke subtype, and 3-month outcome in acute ischemic stroke patient who have relatively very young age in multicenter stroke registry. Methods: We evaluated all 122 (7.1%) consecutive acute ischemic stroke (within 7 days after symptom onset) patients aged 18 to 30 from 17,144 patients who registered in multicenter prospective stroke registry, 1997 to 2012. Etiology was classified by Trial of Org 10172 in Acute Stroke Treatment criteria. Stroke severity was defined as National Institutes of Health Stroke Scale (NIHSS) and stroke outcome was defined by modified Rankin scale (mRS) at 3 months after index stroke. Results: The mean age of all included patients was 25.1±3.7 years and 76 patients (62.2%) were male. The median NIHSS at admission was 4. Considering stroke subtype, 37 patients (30.3%) had stroke of other determined etiology (SOD), 37 (30.3%) had undetermined negative evaluation (UN) and 31 (25.4%) had cardioembolism (CE) were frequently noted. After adjusting age, sex and variables which had P<0.1 in univariable analysis (NIHSS and stroke subtype), CE stroke subtype (odds ratio, 4.68; 95% confidence interval, 1.42–15.48; P=0.011) were significantly associated with poor functional outcome (mRS≥3). Conclusion: In very young age ischemic stroke patients, SOD and UN stroke subtype were most common and CE stroke subtype was independently associated with poor discharge outcome.

      • KCI등재

        물질남용 치료프로그램 후 재범여부에 대한 예비적 추적조사 연구

        김현수,조선미,오은영,임기영,정영기,윤웅장,이영미 大韓神經精神醫學會 1999 신경정신의학 Vol.38 No.6

        연구목적: 본 연구는 물질사범에게 시행되는 수강명령 프로그램의 효과를 재범률을 중심으로 살펴보고자 한 것이다. 방 법: 이 연구의 대상집단은 보호관찰소에서 의뢰받은 물질남용자집단이다. 이들은 법원으로부터 보호관찰, 수강명령, 치료명령, 사회봉사 등을 부과받았다. 총 104명의 대상자집단을 치료프로그램을 이수한 수강군과 비수강군으로 나누었으며 이들에 대한 재범률을 조사하였다. 결 과: 프로그램을 이수한 수강군이 비수강군에 비해 재범률이 낮았다(p<.05). 또한 단기 수강군과 장기수강군의 재범률의 차이를 조사하였는데 대상자 집단의 수가 적기 때문에 장기 수강군의 효과가 통계적으로 입증되지는 않았다. 결 론: 우리는 물질남용자에 대한 정책이 보다 교육적으로 변화할 것을 본 논문을 통하여 제시하려 하였으며 정부 및 법무부는 물질남용자에게 교육과 치료를 제공해주어야만 한다. Objectives: Using recidivism rate, we investigated the outcome after our substance abuse treatment program had been implemented. Methods: Our target population was substance abuse criminals referred by probational office. They either received the parole and probation order, treatment order or social service order from the court. We divided 104 substance abuse criminals into treatment group and non-treatment group. We examined their recidivism rate. Results: We reached a conclusion that treatment group had lower recidivism rate than non-treatment group(p<.0.5). We examined the effectiveness of short-term and long-term programs. However, no effectivess of long-term program was found because the sabject number was too small. Conclusion: We suggest that the strategies for substance abuse should be changed to more educative ones. The Government and Ministry of Justice must provide education and treatment to the substance abuse criminals.

      • 서양복식에 나타난 복색규제에 관한 고찰

        은영자,이해연 啓明大學校 生活科學硏究所 2005 科學論集 Vol.31 No.-

        The costumes have been changed and developed with the development of the mankind. Also the color of the costume reflect the culture of the times and change. Furthermore the color of the costume has been used as symbol of social status. This study analysed the restrictions of color in the sumptuary of the western costume. The relations between the symbolic meaning of color and the sumptuary of the costume color were analysed through a literature survey. On the western costume sumptuary law, the major restriction colors were red, purple and violet. These were used only for governing class who have the Power and authority. Especially purple was used only for royal family. The symbolic meanings of color are given to costumes of specific social status. The color of the costume was related to the symbolic meanings of a specific color in the times and societies.

      • 일부 운수사업장 근로자의 건강진단 유소견자의 사후관리 실행과 관련요인

        윤혜은,박종,이영선,강성득,김철호 조선대학교 2003 The Medical Journal of Chosun University Vol.28 No.1

        Objective : The purpose of this study was to find the relationship between the follow-up management status for medical problem to be treated and various characteristics of some workers at transportation business. Methods : A questionnaire survey was made toward 183 workers with medical problem(C and D2) among 945 examine in 1997. Results: Sixty four point five percent of surveyee received the examination result report and 40.5% were explained about the result 80.3% of surveyee answered that they knew the result of health examination. Most workers felt the necessity of the health examination, but 54.1% were dissatisfied with present health examination system and 66.7% pointed it out as nominal The rate of follow-up management for the medical problem was 62.8% By the multiple logistic regression the follow-up management rate for those who knew the health examination result were 2.98 times higher than those who didn't know the result (OR=2.98, 95% CI 1.41~6.29) The rate for those who perceived the medical problem already were 2.64 times higher than those who perceived the problem for the first time (OR=2.64, 95% CI 1.13~6.15). The rate for those who had subjective symptoms were 2.83 times higher than those who didn't have subjective symptoms. Conclusion : sixty two point eight percent of workers with medical problem performed the follow-up management and perception of health examination result, perception of the problem in the past and experience of subjective symptoms were related with the follow-up management.

      • 식품 기준·규격의 합리적 관리 ·운영에 관한 연구(Ⅰ) : 두부,식용유지, 전분의 분말상 원료에 관하여 Powdered marerials of Tofu, Edible oil, Starch

        김희연,홍진환,박혜경,한상배,박종석,이은주,이정성,송경희,최은희,최영준,소경아,성영제,이주엽 식품의약품안전청 2000 식품의약품안전청 연보 Vol.4 No.-

        본 연구는 분말상 원료(전분, 대두분)의 저장유통시 품질변화를 건전성과 안전성 측면에서 검토하여 식품의 기준 ·규격 설정f.」 합지적으로 반영하고자 하였다. 전분과 패두분의 이물을 검사하고, 2종 대두분(중국산, 미국산)을 ?0일간 IS'c와 30t에 저장하면서 성상, 수분, 산가, 과산화물가, 지방산 조성,아플라톡신 BB의 생성여부를 분석하였다. 중국산 대두분 30'』 저장군에서 50일 이후 곰팡이가 발생한 것 이외에 모든 시료에서 양호한 성상을 나타내었고, 전분과 대두닥 모든 시료에서 이물은 검출되지 않았다. 산가는 중국산과 미국산 시료간에 편차를 보여 증국산 30"C, 50일 저장시료에서 약 10배끙도 증가하였고, 과산화물가는 저장 90일후 15'E 저장군은 약 2.3배, 30'c 저장군은 3배정도 증가하였다. 대두분의 주요 지방산은 linoleic acidf18. 2), oleic acid(18 : 1), palmitic acid(16 : 0)이었으며, 3개월 저장에 따른 지방산 함량의 변화는 미미하였다. 아플라톡신 B₁은 모든 시료에서 검출되지 않았다. The objective of this study was to investigate auality changes of type raw materials(starch, soy flour) during various storage conditions. Starchflour(source of China, U.S.A) were slfred under two temperature(15'C, 30'c) forSensory evaluation, (o.reign material test, moisture content, acid value, peroxide ualue,composition, aflatorin Bi were analyzed. China soy flour(stor·ed 30'f) was contaminated by fungj on 50 days. Except for soy flour contardnated by fungi, sensory characteristics were not changed and foreign mater;als were notdetected. Acid value of China soy flour(stored at 30'C, 90 days) was about 10 times higherlevel before storage and acid value was more influenced by source(China, USA). Peroxide valuewas in proportion with the storage period slightly. The major fatty acid of soy flour waslinoleic acid(18 . 2), an(3 the change of fatty acid composition was not observed. Aflatoxlrl Blwas not detected.

      • 수박 덩굴마름병 저항성 판별을 위한 SNP 표지인자 탐색

        이혜은,홍종필,서혜영,허윤찬,안율균,김진희,김도선 忠北大學校 農業科學硏究所 2015 農業科學硏究 Vol.31 No.2

        :Watermelon (Citrullus lanatus) is an important vegetable crop in the world and contains various health promoting compounds including many antioxidants such as lycopene and beta-carotene. Genetic diversity of cultivated watermelon is very narrow, which is one of major factors limiting the improvement of watermelon breeding program. Gummy stem blight (Didymella bryoniae (Auersw.)) is one of the most destructive diseases and causes crown blight, defoliation and fruit rot, resulting in severe production loss in watermelon. Single nucleotide polymorphisms (SNPs), important molecular markers for genetic studies are frequent sequence variation in the plant genome. This study was performed to develop SNP markers related to gummy stem blight resistance from three watermelon lines, one susceptible and two resistant to gummy stem blight. Of them, 22 SNP primers which were sequence information on SNPs derived from comparing a resistant and susceptible line was used for high resolution melt analysis. A total of 14 candidate SNP primers were detected melt temperature difference. These SNP primers can be useful for developing disease resistance-related markers and, therefore, beneficial to watermelon breeding program.

      • KCI우수등재

        非對稱 情報 資本市場에서 企業의 批判과 配當信號政策

        李兪浩,車殷泳 한국경제학회 2002 經濟學硏究 Vol.50 No.4

        이 논문은 자본시장에서 기업배당 공시의 진실성에 대한 시장의 평판과 배당의 미래 수익에 대한 신호 효과를 동시에 고려하는 경영자의 투자-재무 의사결정을 기업가치 극대화 모형을 통해 분석하고 있다. 주식 발행시 정보 비대칭성으로 인한 레몬 프리미엄을 부담하는 상황에서, 경영자는 배당률 인상에 따른 발행주가 상승의 이익과 신호에 따르는 평판 변화의 효과가 한계적으로 일치하는 수준에서 최적 배당률을 결정한다. 정보의 비대칭성 및 경영자가 시장을 속일 수 있는 기능성의 존재로 인해, 합리적 기대 균형하의 시장 주가는 완전정보일 때에 비해 더 낮게 형성되며 그 영향으로 과소투자가 이루어지게 된다. This paper develops a model that corporate managements try to maximize incumbent equityholders' wealth in asymmetrically informed capital markets, where firms should bear lemons premium at issuing stocks and dividends has announcement effect on the corporate future cash flow. A corporate manager should consider the marginal increase of stock price and the marginal change of its reputation when increasing cash dividends. When s/he increases dividends, outside investors doubt whether it is true or false signaling. Because of lemons premium and probability of investors being cheated by false signaling, equilibrium stock price formed through rational expectations turns to be set below that of perfectly informed capital markets. It results in underinvestment. That is, corporate investment is done less than the Fisherian optimum level of investment. The better reputation in its truthfulness of announcement a firm has, the less cost due to the problem of time inconsistency it could bear.

      • KCI등재
      • KCI등재

        Fluoride, Bisphosphonate 및 Gallium이 상아질 흡수 억제에 미치는 영향

        백은영,유윤정,노병덕,최윤정,이승종 大韓齒科保存學會 1997 Restorative Dentistry & Endodontics Vol.22 No.2

        Replacement resorption is followed by the delayed replantation of an avulsed tooth. Currently no effective treatment is substantiated for replacement resorption. The purpose of this study was to investigate the effect of stannous fluoride, bisphosphonate(etidronate disodium) and gallium nitrate, which have been shown to reduce dentin resorption, on human dentin. Osteoclasts were collected from tibeas of chich embryo. The cells were well agitated to prevent adhesion and seeded onto the sliced human dentin wafers which had been soaked in either culture media(control), or several different concentrations of stannous fluoride, etidronate disodium(1-hydroxyethylidene-1, 1-bisphosphonate disodium), and gallium nitrate. Resorption was measured by counting the number of resorptive pit produced by the cells. Results are ad follows. Stannous fluoride and etidronate disodium showed statistically significant reduction of dentin resorption(p<0.05) but the effect of stannous fluoride seemed to be its high cytotoxicity. Etidronate disodium did not show cytotoxicities in all experimented concentrations. Gallium nitrate did not show differences in resorption either between different concentrations of from the control group.

      • KCI등재

        상사화속 식물 화색의 분류 및 특성

        송채은,박윤점,김근영,허북구 한국화훼연구회 2001 화훼연구 Vol.9 No.2

        Color characteristics and classification of 14 species of Lyroris were studied. Three species of red, four species of reddish orange, one species of orange, and one species of reddish purple were classified. Eleven species among fourteen species tested had 530 nm of λvismax, and three species had 513 nm of λvismax. Spectroscopic method were employed to measure the contents of total flavonoid and anthocyanin in Lycoris species. L. squamigera and L. jacksoniana had 1.61 g/100g.FW, of total flavonoid, which was the highest content among fourteen samples tested. L. radiata had 9.09mg/100 g.FW, of total anthocyanin, and followed L. sap. D, 7.68 mg/100 g.FW,, L. radiata var. pumila, 6.87 mg/100 g.FW., L.satuma $quot;Hiryu$quot;, 6.81 mg/100g.FW,.

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