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박용순(Yong Soon Park),최우봉(Woo Bong Choi),함정식(Jung Sik Ham),장재영(Jae Young Jang),이영홍(Young Hong Lee),김진오(Jin Oh Kim),조영덕(Young Deok Cho),봉형근(Hyung Keun Bong),김연수(Yun Soo Kim),조주영(Joo Young Cho),이준성(Joon S 대한내과학회 1997 대한내과학회지 Vol.53 No.2
Objectives: To determine accurate diagnosis and proper treatment, we reviewed colonoscopic and histologic findings of flat adenoma of colon, Methods: We studied retrospectively 2148 cases of colonoscopic findings performed in our hospital from March of 1993 to September of 1995. Results: 1) The incidence of adenoma is 9.5%(203 cases), and that of flat adenoma is 1.6%(34 cases). 2) The location of flat adenoma is 3 cases in rectum(8.8%), 15 cases in sigmoid colon(44.1%), 9 cases in descending colon(26.5%), 3 cases in transverse colon(8.8%) and 4 cases in ascending colon and cecum(11.8%). 3) The diameter of flat adenoma was smaller than 5mm in 17 cases(50.0%), between 5-10mm in 8 cases(23.5%) and larger than 10mm in 9 cases (26.5%). Mean size was 9.2mm. 4) In colonoscopic features, type IIa was 25 cases (73.5%), type IIa + IIc was 5 cases(14.7%) and lateral spreading tumor was 4 cases(11.8%). 5) In histologic findings, tubular adenoma was 26 cases(76.5%), tubulovillous adenoma was 6 cases (17.6%) and serrated adenoma was 2 cases(5.9%). 6) The incidence of severe dysplasia or carcinoma was zero in smaller than 5mm, 25.0%(2 case) in 5-10mm and 55.6%(5 cases) in larger than 10mm. 7) The incidence of severe dysplasia or carcinoma was 11.5%(3 cases) in tubular adenoma and 66.7%(6 cases) in tubulovillous adenoma. 8) It was confirmed by abdominal CT scan or operation that lesions were limited to intraepithelium in 4 cases, mucosa in 2 cases submucosa in 1 case and no lymph node metastasis in any case. Conclusion: Even though flat adenoma of colon was smaller than polypoid adenoma, the incidence of malignant change was higher. When it was smaller than 10mm, the incidence of submucosal invasion or lymph node invasion was rare. Therefore endoscopic mucosal resection(EMR) can be the treatment of choice in flat adenoma smaller than 10mm, and after EMR, it is desirable to decide the treatment modality depending on the histologic findings.
지방조직의 Stromal Vascular Fraction에서 다양한 분화방법에 따른 지방세포로의 분화
김민경 ( Min Kyung Kim ),박용순 ( Yong Soon Park ),박희순 ( Hee Soon Park ),최정묵 ( Jung Mook Choi ),김원준 ( Won Jun Kim ),박세은 ( Se Eun Park ),이은정 ( Eun Jung Rhee ),박철영 ( Cheol Young Park ),이원영 ( Won Young Lee ),오 한국지질동맥경화학회(구 한국지질학회) 2009 韓國脂質學會誌 Vol.19 No.3
박용순 ( Yong Soon Park ),이승영 ( Seung Young Lee ) 경기대학교 관광종합연구소 2016 여가관광연구 Vol.25 No.-
본 연구는 사회교환이론의 호혜성과 공정성, 심리적 계약을 적용하여 카지노 산업의 긍ㆍ부정적 효과에 대해서 살펴보고 있는데, 특히 본 연구에서는 카지노 산업의 확대와 관련하여 국가와 국민이 바람직한 사회적 관계를 형성하기 위한 역할과 노력에 대해서 살펴보고 있다. 먼저, 호혜성 측면에서는 국가와 국민간의 상호호혜의 관점에서 경제적 측면과 사회문화적 측면을 동시에 고려해야 한다. 둘째 공정성 측면에서는 국내 외국인 전용 카지노에 대한 공정한 재평가와 재배치를 통해 지역사회와 국가가 상생할 수 있는 협력방안이 필요하다. 셋째, 심리적 계약측면에서는 국가는 카지노 산업의 적절한 지역적 안배를 통해 지역사회 구성원과 건전한 상호교환관계를 형성해야 한다. 본 연구를 통해 확인할 수 있는 것은 국가의 일방통행식의 카지노 산업 확대정책은 국민들의 사회적 공감대가 형성되어 있지 않는 순간 사회교환관계는 더 이상 유지될 수 없다는 것이다. 특히, 카지노 산업은 현재에도 국민들에게 사행산업이라는 부정적인 인식이 지배적인 상황에서 카지노 산업을 정책적으로 육성하기 위해서는 국가와 국민 모두에게 경제적, 사회ㆍ문화적으로 이익을 줄 수 있도록 각자에게 주어진 사회적 책임을 통한 적극적인 사회교환 관계의 유지가 필요하다. 본 연구는 카지노 산업 육성과 관련하여 국가와 국민간의 관계를 사회교환이론을 통해 이론적으로 접근하고 있는 데에 의의가 있으며, 향후 카지노 산업의 바람직한 사회적 관계형성에 기여할 수 있을 것이다. This study explored the positive and negative effect of casino industry to applies the reciprocity, fairness, psychological contract of social exchange theory. Especially, with regard to the expansion of the casino industry, it examines the role and effort to form a desirable social relationship between the state and the people. The development of casino industry, this study approached from three aspects of social exchange theory. First, as a mutual reciprocity aspect, it should consider the economic and socio-cultural characteristics at the same time. Second, in fairness aspect, the nation and regional community cooperation plan to gain a mutual benefits through fair reassessment and re-deployment is required for foreigner exclusive casino. Third, as psychological contract aspect, States should form a sound exchange relationship with community members through an appropriate regional arrangement in the casino industry. The major contribution of this study is confirming that it does not form a social consensus between the state and the people, social exchange relationships could not be established. therefore, in order to foster the casino industry policy should be able to benefit from the economic, social and cultural both countries and peoples. In addition, it is necessary to maintain an active social exchange relationships through social responsibility given to the country and the people, and it will be able to provide very useful implication for the development of casino industry in the future.
서영권 ( Young Kwon Seo ),안재일 ( Jae Il Ahn ),이두훈 ( Doo Hoon Lee ),권순용 ( Soon Yong Kwon ),정도현 ( Do Hun Jung ),박용순 ( Yong Soon Park ),송계용 ( Kye Yong Song ),양은경 ( Eun Kyung Yang ),김영진 ( Young Jin Kim ),박정극 한국조직공학과 재생의학회 2004 조직공학과 재생의학 Vol.1 No.2
Amniotic membrane (AM) dressing can be used for the protection against superficial bacterial infection, facilitation of reepithelialization, reduction of caloric and fluid loss from burn or ulcers. In addition, it increases the speed of healing and minimizes the scarring of tissue repair of wounds. Objective of this study is to evaluate the wound healing effect of deepithelialized human AM with keratinocytes on it and the usefulness as substrates of epithelial cells culture. Deepithelialized AM was made by removal of their amniotic epithelial cells with 0.05% trypsin treatment and lyophilization and compared the wound healing effect with the intact human AM with keratinocytes. First, we evaluated the antiinflammatory effect of human AM, which was mixed with collagen solution in a powder form and freeze dried. Second, we cultured keratinocytes onto deepithelialized AM and grafted to the rat skin defect in full-thickness, and then the epidermal regeneration and dermal fibrosis was compared. As results, AM showed antiinflammatory effects evidence by much lowered inflammatory cell infiltrates in the implantation sites. Keratinocytes were cultured better and stratified on the deepithelialized AM than intact AM. Epithelial regeneration and fibrosis was also much better than intact AM. Therefore, we can conclude that AM had antiinflammatory effects, improve the wound healing and also suitable for cell culture substrates.
임득춘,동경래,박용순,김창복,류영환,Im, Deuk-Chun,Dong, Kyung-Rae,Park, Yong-Soon,Kim, Chang-Bok,Ryu, Young-Hwan 대한디지털의료영상학회 2009 대한디지털의료영상학회논문지 Vol.11 No.2
Among various physical or subjective assessments of the quality of X-ray images, physical assessments can be quantitative but they are eventually judged by the view of observers thus subjective assessments including the aspect of observers are required. The changes in the ability to detect lesions caused by changes in the thickness of acrylic plates were tested with the ROC interpretation method that has taken into consideration, all the features of physical assessments as well as observers' ability to observe and mental stages and even surrounding environments using an Alvim phantom and the result indicated that as the thickness of acrylic plates increased, the amount of noises occurred increased compared to signals and thus the ability to detect signals as well as the sensitivity that is an ability to signals accurately and the ability to distinguish noises from signals thus it is considered that more efforts of radiologic technologists will be required to detect small lesions of fat patients with diagnostic X-ray generating apparatus.
실시간 계통 시뮬레이터를 활용한 분산형 전원의 무효전력 제어 효과 분석
정채영(Chae-Young Jeong),허건(Geon Heo),박용순(Yong-Soon Park) 대한전기학회 2021 대한전기학회 학술대회 논문집 Vol.2021 No.11
본 논문은 신재생 분산형 전원의 무효전력 제어가 송배전 계통에 미치는 영향에 대한 실시간 시뮬레이터 기반 분석 내용을 다룬다. 신재생 에너지의 안정적인 보급 확대를 위해서는 분산형 전원의 수용률을 향상시키는 것이 중요하며, 이를 위해서는 분산형 전원의 능동적인 출력 제어와 그 효과에 대한 해석이 필요하다. 본 논문에서는 무효전력 제어 기능을 갖춘 분산 전원용 인버터의 반응성 해석이 가능한 실시간 계통 시뮬레이션 방법을 소개하고, 이를 기반으로 분산형 전원의 무효전력 제어가 송전 및 배전 계통에 미치는 영향을 분석한다.