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      • KCI등재

        농업인 교육 프로그램 분석

        김진모,김진군,마상진,전영욱,이진화,주현미 한국농업교육학회 2007 농업교육과 인적자원개발 Vol.39 No.1

        이 연구는 농업인을 대상으로 한 교육 프로그램의 내용 및 방법을 살펴봄으로써 향후 농업인 교육을 위한 기초자료를 제공하는 데 목적이 있었다. 농업인 교육프로그램 분석을 위한 개념적 틀은 관련문헌에 대한 고찰과 수집 자료에 대한 귀납적 분석을 통해 개발되었다. 그 결과, 8가지의 기관 유형, 17가지의 프로그램 내용 영역, 5가지의 교육방법, 3가지의 교육인원, 3가지의 교육기간이 도출되었다. 분석대상은 총 173개 기관의 2,483개 프로그램이었다. 이 연구의 주요 결과는 다음과 같다. 첫째, 우리나라의 농업인 교육은 국가기관 및 기술센터 등의 정부기관 주도로 이루어지고 있었다. 둘째, 재배/사육기술, 생활개선 및 농촌건강관리, 정보획득 등의 내용이 주요 교육내용으로 다루어지고 있었다. 셋째, 각 기관 유형별로 비중 있게 다루는 주요 교육내용에 있어서 다소 차이가 있었다. 넷째, 농업인 교육프로그램에서 활용되는 교육방법은 대체적으로 강의에 편중되어 있었다. 다섯째, 교육인원에 있어 중규모와 대규모 인원의 비중이 상대적으로 높았으며, 1 대 1 개별 교육은 전혀 없는 것으로 나타났다. 여섯째, 1일 혹은 3일 이상 이루어지는 교육의 비중이 상대적으로 높았으며, 2일 동안 이루어지는 교육의 비중은 비교적 낮은 편이었다. The purposes of this study were to analyze the farmer education programs in Korea, and to get implications for further program development. The framework for the analysis was developed through extensive literature review and an inductive method. As a result, eight types of organizations for farmer education, seventeen content domains of programs, five instructional methods, three categories of program participant size, and three categories of program period were derived. The subjects of analysis were 2,483 programs of 173 farmer education organizations. The major findings were as follows: 1) Farmer education programs of Korea were led by government agencies such as national organizations and extension agencies. 2) The content domains of cultivating/raising techniques, improvement of life quality and farmer health care, and information acquisition were relatively highly dealt with. 3) Main contents which were dealt with by each type of farmer education organization were differentiated. 4) In terms of instructional method, a lecture had the highest portion in most contents domains. 5) The portion of the middle size and large size of participants was relatively higher than others. And there are no programs which used one by one teaching method. 6) The portion of programs for 1 day or 3days was relatively higher, and the portion of programs for 2 days was lower.

      • KCI등재
      • KCI등재

        K3에 축적된 내부 응력이 피로 파절에 미치는 영향

        김준영,김진우,조경모,박세희 大韓齒科保存學會 2012 Restorative Dentistry & Endodontics Vol.37 No.2

        Objectives: This study aimed to evaluate the relationship between the cyclic fatigue of a K3 file and internal stress intentionally induced until the activation of the auto-stop function of the torque-controlled motor. Materials and Methods: K3 (Sybron Endo) .04 and .06 taper, size 25, 30, 35, 40 and 45 were used in this study. To give the internal stress, the K3 files were put into the .02 taper Endo-Training-Bloc (Dentsply Maillefer until the activation of the auto-stop function of the torque-controlled motor. The rotation speed was 300 rpm and torque value was 1.0 N·cm. K3 were grouped by the number of induced internal stress and randomly distributed to 4 experimental groups (n = 10, Stress 0 [control], Stress 1, Stress 2 and Stress 3). For measuring the cyclic fatigue failure, the K3 files were worked against a sloped glass block and time for file separation was recorded. Data was statistically analyzed Statistical analyses were performed using two-way ANOVA and Duncan post-hoc test at p < 0.05 level. Results: Except .04 taper size 30 in Stress 1 group, there were statistically significant differences in time for file separation between control and all experimental groups. K3 with .04 taper showed higher cyclic fatigue resistance than those of .06 taper. Conclusion: In the limitation of this study, the cyclic fatigue of the K3 file was influenced by the accumulated internal stress from use until the auto-stop function was activated by the torque-controlled motor. Therefore, clinicians should avoid the reuse of the K3 file that has undergone auto-stops. (Restor Dent Endod 2012;37(2):74-78)

      • KCI등재

        농업인의 농업생산 역량 진단도구 개발

        김진모,정철영,주대진,길대환,박종선,송민철 한국농업교육학회 2011 농업교육과 인적자원개발 Vol.43 No.4

        급격하게 변화하는 환경에 대응할 수 있는 전문농업인을 체계적으로 육성해야하는 현 시점에서 농업인에게 실제적으로 요구되는 능력 및 역량을 표준화하고 농업인의 능력수준을 체계적으로 파악해야 할 필요성이 제기되고 있다. 이에 따라 본 연구는 농업생산 역량 진단도구 개발을 목적으로 하였다. 이를 위해 문헌 고찰, 전문가 협의회, 전문가 자문, 설문조사 등의 방법을 활용하여 23개 품목별 농업인의 성장단계 및 성취기준을 설정하고, 농업생산 역량모델을 개발한 후 이를 토대로 역량 진단도구를 개발하였다. 농업생산 역량모델은 직무분석 접근방법을 기반으로 하여 직무과제 분석을 실시하였고, 그 결과에 따라 역량 및 행동지표를 개발하였다. 역량 진단도구는 자가진단 방식으로 현재수준을 측정하도록 하였으며, 전문가 패널을 통해 설정한 개발목표 및 중요도와 비교할 수 있도록 구성하였다. 이 연구를 통해 도출된 주요 결과는 다음과 같다. 첫째, 농업인의 성장단계를 초보자, 준전문가, 전문가의 3단계로 규정하였다. 둘째, 농업인의 성장단계별 성취기준을 품목별로 설정하였다. 셋째, 23개 품목별 직무과제 분석을 통해 농업생산 역량모델을 개발하였다. 넷째, 품목별 역량모델의 행동지표를 활용한 문항개발을 통해 농업생산 역량 진단도구를 개발하였다. There are increasing needs to systematically foster professional farmers who can cope with the rapidly changing environment. Therefore, it is important to set competency standards for farmers and to systematically measure levels of farmers competencies. For this reason, the purpose of this study was to develop an assessment tool for farmers agriculture production competency. Through a literature review, council meetings, experts consultation and survey, we set developmental stages and achievement standards of farmers for 23 farming products, developed an agricultural production competency model, and finally developed an agricultural production competency assessment tool. A competency model for agricultural production was developed using job and task analysis, and competency behavioral indicators were developed according to the job analysis result. A competency assessment tool was made to measure farmers’present state of competency level by a self-assessment method and was designed to be able to compare themselves with developmental objectives and level of importance set by the expert panel. The result of this study is as follows: 1) Developmental stages of farmers were determined as three levels: beginners, semi-professionals and professionals; 2) Achievement standards for each developmental stage of farmers were set; 3) Agriculture production competency model was developed using job and task analysis for 23 farming products; 4) Assessment tool for agriculture production competency was developed by developing questionnaire items with competency behavioral indicators.

      • 히야신스의 화경 기내배양시 자구의 재생과 생장에 미치는 생장조절제의 영향

        정용모,김진희,이용문,이영병,이경순 東亞大學校附設遺傳工學硏究所 1997 遺傳工學硏究 Vol.- No.4

        히야신스 3품종(Jan Bos, Pink Pearl, Carnegie)의 화경절편들을 조직배양을 통해 자구와 뿌리의 형성능력을 조사해 본 결과 품종에 따라 Murashige & Skoog의 기본 고체배지 또는 IAA 3 ?? + BA 0.1 ??, IAA 3 ?? + BA 1 mg ·L-1, NAA 0.1 ?? + BA 0.1 ??, 그리고 NAA 0.1 ?? + BA 1 mg· L-1의 혼용배지들에서 발근이 된 자구들을 바로 획득할 수 있었는데, 화경의 착화부 조직은 비착화부 조직에 비해 자구의 재생율이 높고 재생기간도 빨랐다. 반면에, 후자의 조직은 전자의 조직에 비해 발근율이 높고 발근기간도 훨씬 빠른 경향을 보였다. 그리고 발근이 된 자구들을 분리시켜 계대배양하는 과정에서 IAA 1 ?? + BA 0.1 ?? 또는 NAA 0.5 ?? + BA 0.1??의 혼용처리는 자구들의 생장을 대체로 촉진시켰지만, 뿌리 생장과 신초의 발육은 억제했다. 그리고 부정근의 형성이 용이치 않은 분리된 자구들은 무처리구에서 발근이 양호하였다. Tissue culture was applied to investigate the regeneration of bulblets on inflorescence stalk segments of Hyacinthus orientalis cvs. Jan Bos, Pink Pearl, and Carnegie. Bulblets with roots were obtained directly on Murashige and Skoog's medium or on basal medium supplemented with 3 ?? IAA + 0.1 ?? BA or 3 ?? IAA+1 ?? BA or 0.1 ?? NAA + 0.1 ?? BA or 0.1 ?? NAA + 1 ?? BA according to cultivars. And the bulblets regeneration ability of inflorescence stalk tissue with inflorescence was higher and the days required for the formation of bulblets was shorter than that of inflorescence satlk tissue without inflorescence, on the contrary, the root formation ability of the latter was higher and the days required for the formation of roots of the latter was much faster than the former. During the subcultures of seperate bulblets with roots, the bulblet growth was generatreatments of 1 ?? IAA + 0.1 ?? BA or 0.05 NAA + 0.1 ?? BA. And the root formation of seperate bulblets without adventitious roots was good on basal medium without growth substances.

      • KCI등재
      • Poly(4,9-di(p-acetylphenyl)diadamantane)의 합성

        具廣謨,具承榮,張晋圭 慶一大學校 1996 論文集 Vol.13 No.2

        4,9-Di(p-acetylphenyl)diadamantane monomer was synthesized by Fridel-Craft acetylation on 4,9-phenyldiadamantane with acetyl chloride in CS². The 4,9-diphenyldiadamantane was prepared from diadamantane and benzene in the presence of t-butyl bromide and AlCl³. The polymerization of the difunctional ketone, 4,9-di(p-acetylphenyl)diadamatane monomer under McMurry coupling reaction condition gave white powderic polymer. The chemical structure of the resulting polymer was characterized by ¹H NMR, ¹³C NMR, IR and TGA. Oligomeric polymers were slightly soluble in halogenated solvents, and the polymer was almost insoluble in any organic solvent. The temperatures of 10% weight loss were 492℃ under nitrogen and 429℃ in air at a heating rate 20℃/min.

      • 유세포 측정을 통한 CD34^(+)세포의 정량방법 비교

        양형모,서영훈,엄현석,민창기,김희제,정대철,이종욱,진종율,한치화,김춘추,김학주 대한조혈모세포이식학회 1998 대한조혈모세포이식학회지 Vol.3 No.2

        본 연구소에서는 현재 CD34^(+) 세포의 정량에 사용되고 있는 4가지 서로 다른 방법을 가지고 골수에 적용하여 그 결과를 비교하였다. 각각의 방법들이 편리한 점과 불리한 점들을 가지고 있었지만, 통계적으로는 유의한 차이를 보이지 않았다. 1) CD34-PE/CD45-FITC 방법13(ISHAGE: International Society of Hematotherapy and Graft Engineering), 2) CD34-PE/CD14-FITC 방법, 3) CD34-PE/CD14-FITC/CD45-PerCP 방법, 4) DNA dye/CD34-PE/CD45-PerCP4(Becton Dickinson) 등을 비교하였으며 그 결과 CD34^(+) 세포의 농도는 다음과 같았다. 1) 0.473±0.345, (%Mean±SD, N=70) 2) 0.663±0.519, (N=20), 3) 0.543±0.381 (N=46), 4) 0.624±0.341, (N=32). 시료로는 여의도 성모병원 카톨릭 조혈모세포이식 센터에서 채혈한 골수를 이용하였다. Four different methods for flow cytometric quantitation of CD34+ cell were compared using bone marrow samples (n=168). Following combination of antibodies were used for the analysis : A) CD45-FITC/CD34-PE (n=70), B) CD14-FITC/CD34-PE (n=20), C) CD14-FITC /CD34-PE /CD45-PerCP(n=46), D) DNA dye/CD34-PE/CD45-PerCP (n=32). Each method showed no significant differences among them (P=0.126, ANOVA test, SPSS Version 7.5). When we compare these methods using same samples (n=12), the P value became 0.832. The mean % of CD34+ cells calculated in this experiment were A) 0.474%, B) 0.663%, C) 0.548%, D) 0.624% respectively. In our laboratory, we decided to use CD45-FITC/CD34-PE methods as a routine protocol.

      • 진행성 비소세포폐암의 이차항암화학요법으로서 Docetaxel 단독요법의 성적

        강현모,이정은,장필순,이연선,권선중,안진영,정성수,김주옥,김선영 충남대학교 암공동연구소 2006 암공동연구소 업적집 Vol.5 No.

        Background : The survival benefit associated with first-line chemotherapy in lung cancer has led to the need for second -line chemotherapy, for which Docetaxel (Taxotere^(?)) has proven efficacy in both settings. This study evaluated the safety and efficacy of docetaxel in patients with non-small cell lung cancer who had failed first-line platinum-based chemotherapy. Methods : Thirty one patients with non-small-cell lung cancer, who had failed first line platinum-based chemotherapy, between March 1999 and August 2003, were enrolled in this study. Patients received intravenous docetaxel, either 75 mg/㎡ or 100 mg/㎡, with routine premedication every three weeks. Results : Fourteen patients (45.2%) had a partial response. The median survival and progression- free survival times were 12.5 months (95% CI 7.3-17.6) and 3.0 months (95% CI 1.6-4.5), respectively. This study showed 2 factors gave different survival benefits; the age (< 60 years: 20.1 months vs. > 60 years: 6.6 months, p=0.0105) and the histological type (adenocarcinoma: 25.6 months vs. others: 7.9 months, p=0.0055). The predominant toxicity was neutropenia, which occurred as WHO grade 3 or 4 in 38.7 % of patients. One treatment related death was also reported. Non-hematological toxicity was minor and easily controlled. There were no significant statistical differences in the survival benefit and toxicity between the two doses. Conclusion : Docetaxel, as second-line monotherapy, was well tolerated and effective in patients with non-small-cell lung cancer who failed first line platinum -based chemotherapy. (Tuberc Respir DiS 2005: 58: 465-472) 연구배경 : 일차항암화학요법 후에 생존의 이득을 얻었음에도 불구하고 비소세포폐암 환자들의 대다수가 결국은 재발하거나 진행성 병변을 보인다. 이에 저자들은 기존의 여러 연구에서 보고 된 구제요법으로서 docetaxel의 항암효과와 비교적 적은 독성의 결과를 바탕으로,platinum을 근거로 한 항암화학요법을 시행 밖았으나 개발되거나 진행된 비소세포폐암 환자들을 대상으로 docetaxel 단독요법의 치료효과와 부작용에 대하여 알아보고자 하였다. 방법 : 조직학적으로 비소세포폐암으로 진단을 받고 platinum을 근거로 한 항암화학요법을 받았으나 재발 또는 진행성 병변을 보인 31명의 환자들을 대상으로 docetaxel 75 mg/m² 또는 100 mg/m²을 3주마다 정주하였다. 임상기록을 통한 후향적인 방법으로 분석하였다. 결과 : 1) 재발 또는 진행성 병변을 보인 31명중 남녀 비는 24:7이고 중앙연령은 60세였다. 2) 반응평가로 완전 관해는 없었고 부분관해는 14명(45.2%), 불변이 10명(32.3%), 진행이 7명(22.6%)으로 전체적인 반응율은 45.2%이었다. 3)중앙생존기간은 12.5개월(95% 신뢰구간: 7.3개월 17.6개월) 이었고, 1년 생존율은 52%였다. 무진행생존기간의 중앙값은 3.0개월(95%신뢰구간: 1.6개월 -4.5개월)이며, 반응군에서의 중앙반응지속피간은 3.7개월(95% 신뢰구간: 3.0개월 - 4.4개월)이었다. 4) 60세 미만인 경우(20.1 months vs 6.6 months. p=0,0105), 조직학적 아형이 선암일 경우(25.6 months vs 7.9 months, 0=0.0055) 통계적으로 유의한 생존기간의 증가가 있었다. 5) 부작용으로 3도 이상의 백혈구 감소증은 12명(38.7%),호중구 감소증에 동반된 발열은 6명(19.3%),감염이 동반된 호중구 감소증은 4명(12.9%)에서 발생했다. 치료와 관련되어 1명이 사망하였다. 6) Docetaxel 용량에 따른 생존기간의 차이나 독성의 차이는 없었다. 결론 : Platinum을 근거로 하는 항암화학요법으로 치료받은 후 재발 또는 진행성 병변을 보이는 비소세포폐암환자들에게 docetaxel을 투여하는 것은 비교적 안전하고 효과적인 항암치료법으로 사료된다.

      • 진행성 비소세포폐암의 이차항암화학요법으로서 Docetaxel 단독요법의 성적

        강현모,이정은,장필순,이연선,권선중,안진영,정성수,김주옥,김선영 충남대학교 암연구소 2006 암연구소 업적집 Vol.5 No.-

        Background : The survival benefit associated with first-line chemotherapy in lung cancer has led to the need for second -line chemotherapy, for which Docetaxel (Taxotere^(?)) has proven efficacy in both settings. This study evaluated the safety and efficacy of docetaxel in patients with non-small cell lung cancer who had failed first-line platinum-based chemotherapy. Methods : Thirty one patients with non-small-cell lung cancer, who had failed first line platinum-based chemotherapy, between March 1999 and August 2003, were enrolled in this study. Patients received intravenous docetaxel, either 75 mg/㎡ or 100 mg/㎡, with routine premedication every three weeks. Results : Fourteen patients (45.2%) had a partial response. The median survival and progression- free survival times were 12.5 months (95% CI 7.3-17.6) and 3.0 months (95% CI 1.6-4.5), respectively. This study showed 2 factors gave different survival benefits; the age (< 60 years: 20.1 months vs. > 60 years: 6.6 months, p=0.0105) and the histological type (adenocarcinoma: 25.6 months vs. others: 7.9 months, p=0.0055). The predominant toxicity was neutropenia, which occurred as WHO grade 3 or 4 in 38.7 % of patients. One treatment related death was also reported. Non-hematological toxicity was minor and easily controlled. There were no significant statistical differences in the survival benefit and toxicity between the two doses. Conclusion : Docetaxel, as second-line monotherapy, was well tolerated and effective in patients with non-small-cell lung cancer who failed first line platinum -based chemotherapy. (Tuberc Respir DiS 2005: 58: 465-472)

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