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도자 기술에 대한 오주(五洲) 이규경(李圭景)의 이용후생적 관점 고찰
김방울(金芳蔚) 한국미술연구소 2021 美術史論壇 Vol.- No.52
This paper surveyed Yi Kyukyung’s views on ceramic technologies. First I divided his opinions from citations in his writings. While citation authorities were simply mentioned, I dealt with his views and demonstrations mainly. Throughout this process I came to know he preceeded this opinions collecting and analyzing articles on ceramic materials, technologies and practical uses. Ojuyeonmunjangjeonsango contains some ceramic articles. In this paper I expanded ceramic range, so tried to study roof tile and brick. Because I thought essence of ceramic lies in clay’s revival in the flame, and purpose of wares lies in utilities basically. His dialectics cited many articles from old writings on one theme and added his opinions in the halfway or in the end. Basically while this is the methodology of study of old documents, he tried to change the Joseon realities and upgrade the life qualities of Joseon people with utilitarian welfare.
김방울,김경선,전홍열,강화정,김정상,홍석,김용진,Kim, Bang-Oul,Kim, Kyoung-Sun,Jeon, Hong-Yeol,Kang, Hwa-Jeong,Kim, Jeong-Sang,Hong, Seok,Kim, Yong-Jin 대한한방내과학회 2002 大韓韓方內科學會誌 Vol.23 No.2
Objectives : This study was designed to investigate the effects of Yukmijihwang-tang on contusion of the mice induced with medicine. Methods : I observed the effects of light and electron microscopes. and examined hematological changes and VEGF-immunohistochemistry. Results : Hematology: Leukocytes were increased significantly in a control group of mice compared with the experimental group. Light microscope : A few neurons were condensed in the 7-day experimental group, but condensed remarkedly in the 3-day control group. Most glial cells were observed in the 3-day experimental group. Edema and dilatation of vessels occurred significantly in the 3-day control group, and these results occurred weakly in the 7-day experimental group. VEGF-immunohistochemistry : VEGF-immunohistochemical reactivity for the glial cells was the highest in the 3-day experimental group, and immunoreactivity for the vessels and neurons highly increased in the 7-day experimental group. Electron microscope : In the 3-day control group, protoplasmic astrocytes concerned with angiogenesis contained weakly developed rough endoplasmic reticulum. and a few of glial filaments were observed. In the 7-day experimental group, the bundles of glial filaments were found in the cytoplasmic process of astrocytes. Conclusion : medication using Yukmijihwang-tang of mice contused by medical stress is highly effective in inflamatory response, curing cell damage and angiogenesis.
엄방울(Bang Wool Eom),이태승(Taeseung Lee),김형호(Hyung-Ho Kim),한호성(Ho-Seong Han),하종원(Jongwon Ha),정중기(Jung Kee Chung),김상준(Sang Joon Kim) 대한외과학회 2009 Annals of Surgical Treatment and Research(ASRT) Vol.76 No.4
Laparoscopic vascular surgery has not been widely embraced by vascular surgeons because of the specific technical skills needed in performing vascular anastomosis. Robot assisted vascular surgery has shown the possibility to overcome several limitations of laparoscopic vascular surgery in previous studies. We report two cases of robot assisted aortofemoral bypass grafting for aortoiliac occlusive disease. Two male patients, 65 and 62 years old were admitted complaining of disabling claudication. CT angiography revealed total occlusion of left iliac artery and bilateral superficial femoral arteries in one case and concentric stenosis of lower abdominal aorta, severe occlusion of left common iliac artery in the other case. Laparoscopic aortofemoral bypass grafting was performed with a proximal end-to-side anastomosis constructed with robotic arms using Dacron graft. Femoral anastomosis was performed in the conventional method. The aortic clamping times were 80 and 198 minutes and operating times were 435 and 605 minutes, respectively. The patients were discharged uneventfully on postoperative days 20 and 13. Robot assisted vascular surgery is a technically feasible and safe procedure.
한방울 한국무역학회 2022 Journal of Korea trade Vol.26 No.5
Purpose – Small independent brands from local companies often use underdog positioning to compete with established global brands. However, whether the effectiveness of underdog positioning of local businesses in the service sector remains insufficient. The purpose of this paper is to investigate the underdog effect on the preference of Korean consumers for individual service providers positioned as underdogs. Design/methodology – The author examines the research question of this study using a one-way ANOVA in three different positioning (underdog vs. top dog vs. control) between-subjects design, with a group of Korean participants. Findings – The experimental study shows that support for independent local (vs. global) service providers positioned as underdogs is straightforward. Using the lens of consumer identification with underdog biographies, this study found that consumers prefer small local service providers with passion and determination regardless of their disadvantages. Originality/value – To the best of the author’s knowledge, this is the first study to examine the effectiveness of underdog positioning in the context of individual service providers. As it competes with global service companies for domestic consumer preference in Korea, the findings have great implications for ensuring the sustainability of small local service providers.
단삼(丹蔘), 홍화(紅花)가 흰쥐의 뇌허혈에 미치는 영향
김방울,김정상,김경수,전상윤,홍석,Kim Bang-Oul,Kim Jeong-Sang,Kim Kyung-Soo,Jeon Sang-Yoon,Hong Seok 대한한의학방제학회 2003 大韓韓醫學方劑學會誌 Vol.11 No.2
Objectives: This study investigates the effects of Salviae miltiorrhizae Radix, Carthami Flos on Brain ischemia of the rats induced from the Occlusion of Lt. Common Carotid Artery. Methods: I observed effects using light microscopes and examined tissue of parietal lobe and hippocampus and VEGF-immunoreactive cells. Results: A small number of VEGF-immunoreactive cells are observed in the control group. VEGF-immunoreactive cells in Salviae miltiorrhizae Radix-administered group were slightly increased compared with control group. VEGF-immunoreactive cells in Carthami Flos-administered group were significantly increased compared with control group. Neurons of parietal lobe and pyramidal cells of hippocampus in the control group were greatly damaged.(neuronal densitity, form of dendrite and axon) On the other hand, neurons of parietal lobe and pyramidal cells of hippocampus in Salviae miltiorrhizae Radix-administered group were less damaged. Neurons of parietal lobe and pyramidal cells of hippocampus in Carthami Flos-administered group were significantly less damaged compared with control group. Conclusion : Salviae miltiorrhizae Radix, Carthami Flos can effect on stimulating angiogenesis and reducinging the damage of neurons in the rats induced from the Occlusion of Lt. Common Carotid Artery.
엄방울,이중엽,이인섭,손영길,류근원,김성근,김형일,김영우,공성호,권오경,박지호,안지영,김창현,서병조,윤홍만,손명원,박지연,박종민,정상호,유문원,송금종,양한광,서윤석,박기범,안상훈,신동우,지예섭,안혜성,이솔,민재석,인혜진,김아영,허훈,이혁준,KOrean QUality of life in Stomach cancer patients Study group 대한암학회 2021 Cancer Research and Treatment Vol.53 No.3
Purpose Patients who have undergone gastrectomy have unique symptoms that are not appropriately assessed using currently available tools. This study developed and validated a symptom-focused quality of life (QoL) questionnaire for patients who have received gastrectomy for gastric cancer. Materials and Methods Based on a literature review, patient interviews, and expert consultation by the KOrean QUality of life in Stomach cancer patients Study group (KOQUSS), the initial item pool was developed. Two large-scale developmental studies were then sequentially conducted for exploratory factor analyses for content validity and item reduction. The final item pool was validated in a separate cohort of patients and assessed for internal consistency, test-retest reliability, construct validity, and clinical validity.Results The initial questionnaire consisted of 46-items in 12 domains. Data from 465 patients at 11 institutions, followed by 499 patients at 13 institutions, were used to conduct item reduction and exploratory factor analyses. The final questionnaire (KOQUSS-40) comprised 40 items within 11 domains. Validation of KOQUSS-40 was conducted on 413 patients from 12 hospitals. KOQUSS-40 was found to have good model fit. The mean summary score of the KOQUSS-40 was correlated with the EORTC QLQ-C30 and STO22 (correlation coefficients, 0.821 and 0.778, respectively). The KOQUSS-40 score was also correlated with clinical factors, and had acceptable internal consistency (> 0.7). Test-retest reliability was greater than 0.8. Conclusion The KOQUSS-40 can be used to assess QoL of gastric cancer patients after gastrectomy and allows for a robust comparison of surgical techniques in clinical trials.