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Mini-gel을 이용한 비방사성 SSCP의 위암 p53유전자 변이 검출
유경금(Kyung Kum Yoo),도재혁(Jae Hyuk Do),허철행(Cheol Heang Heo),문철(Cheol Moon),김형준(Hyung Jun Kim),이태진(Tae Jin Lee),유재형(Jae Hyeng Yoo),장진수(Jin Soo Chang),이상재(Sang Jea Lee),장세경(Sae Kyung Chang),박실무(Sill Moo Pa 대한소화기학회 1997 대한소화기학회지 Vol.29 No.5
N/A Background/Aims: p53 mutation was reported in many studies, but conventional PCR-SSCP protocol using radiolabeled PCR primers or nucleotides to generate a radioactive PCR products is cumbersome to handle. With the aim of a rapid and safe method for single-strand conformation polymorphism(SSCP) analysis of PCR products, we used Mini-SSCP method to detect the mutation of p53 gene of gastric cancer. Methods: In 27 pair of gastric cancer and normal tissues, PCR-SSCP was done with Mini-SSCP, and then Silver sequencing was done. Results: The p53 gene mutation of gastric cancer was found in 10 of 27(37%). Mutation of exon 4, 5 were 2, 5 cases and tnutation of exon 6, 7 mutation were 0, 3 cases respectively. Mutation rate was similar with other reports. P53 mutation was not correlated with stage, lymph node involvement and histological differentiation. Conclusions: Mini-SSCP method, modification of Cold-SSCP, greately increased our accessibility to detect polymorphisms with easiness and safeness. So, it is a useful method to detect genetic mutation. (Korean J Gastroenterol 1997;29:601-609)
유경문(Yoo Kyung Moon) 경기연구원 2008 경기논단 Vol.10 No.2
This paper aims to put forward some policy suggestions regarding the goal and strategies of the regional development policy in korea. The enhancing the autonomy and accountability of the regional government is essential. And also the appropriate allocation of tax revenue between the cental government and the local government is essential for the regional development in Korea. But the Korean local tax system has not changed fundamentally since the Foundation of Korean government even though Korean government has executed for the local self-government system since 1991. The allocation of tax revenue between the cental government and the local government are not appropriate for the regional development in Korea. Without the changing tax system in Korea, regional development should not be success. The Korean regional development policy should be reconsidered that the allocation of tax revenue between the cental government and the local government. So, this paper deals with the evaluation of the current local tax system and the local finance equalization scheme and suggest some of the reform of local tax system for the regional development of Korea.
공급자 선정문제에서 통계에 기초한 가중치 산정 방법의 제안
유경용(Kyung Yong Yoo),서진우(Jinwu Seo) 대한산업공학회 2009 대한산업공학회 추계학술대회논문집 Vol.2009 No.10
본 연구는 다 척도 의사결정 문제의 하나인 공급자 선정문제에서의 가중치 산정방법에 초점을 맞춘다. 기존의 의사결정자의 직관에 의한 가중치 산정 방법은 그 타당성을 평가하기 어렵고 개선점을 제시하지 못 한다. 잘못 산정된 가중치는 기업목표달성에 큰 문제로 작용 한다. 이에 본 연구에서는 통계를 활용한 수리 모델과 공급자의 성과 자료를 바탕으로 가중치를 산정, 다음의 의사결정에 활용하는 방법을 제시하였다. 시뮬레이션을 통한 검증에서 제안한 가중치 산정방법은 전문가만을 활용한 산정방법보다 더 정확하게 가중치를 도출하는 것으로 나타났다. 제안한 방법은 공급자선정문제뿐 아니라 일반적인 의사결정문제에서도 활용 가능할 것으로 기대된다.