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Inhibitory effect of Thuja orientalis on TNF-&agr;-induced vascular inflammation
Lee, Yun Jung,Hwang, Sun Mi,Yoon, Jung Joo,Lee, So Min,Kyung, Eun Ho,Kim, Jin Sook,Kang, Dae Gill,Lee, Ho Sub John Wiley Sons, Ltd. 2010 Phytotherapy research Vol.24 No.10
<P>Vascular inflammation is involved in the initiation and progression of vascular diseases including atherosclerosis. While conducting in vitro screening of 600 medicinal plant extracts, an aqueous extract of Thuja orientalis (ATO) was found to exhibit antiinflammatory activity in human umbilical vein endothelial cells (HUVEC). In the current study, the antiinflammatory activity of ATO and possible mechanisms for this were investigated in HUVEC. Preincubation with ATO (20 &mgr;g/mL) suppressed tumor necrosis factor-&agr; (TNF-&agr;)-induced expression of adhesion molecules including intercellular adhesion molecule-1 (ICAM-1), vascular cell adhesion molecule-1 (VCAM-1) and E-selectin at both the protein and mRNA levels. ATO also inhibited U937 monocyte adhesion to HUVEC stimulated by TNF-&agr;. In addition, ATO attenuated TNF-&agr;-induced p65 NF-&kgr;B translocation into the nucleus and phosphorylation of I&kgr;B-&agr;. Furthermore, ATO significantly inhibited TNF-&agr;-induced intracellular reactive oxygen species (ROS) production. Overall, the present data suggest that ATO can suppress TNF-&agr;-induced vascular inflammatory processes, possibly via inhibition of ROS and NF-&kgr;B activation, in HUVEC. Copyright © 2010 John Wiley & Sons, Ltd.</P>
Pantotheic acid 결핍에 의한 동자개치어의 사료성 아기미병
김영길(Young Gill Kim),박성우(Sung Woo Park),이경희(Kyung Hee Lee) 한국어병학회 2000 한국어병학회지 Vol.13 No.1
A new nutritional disease has occurred among the hatchery-reared Korean bullhead fingerlings (Pseudobagrus fulvidraco) in the Chonbuk Province in September 1997. Diseased fish were all dead within 3-7 days, showing sluggish behavior, head up and tail down swimming. Most characteristic clinical signs were anaemia, clubbed and fused gill, skin desquamation. haemorrhage around the mouth and at the base of pectoral fins. Any causative bacteria and parasites were not isolated from the lesions and internal organs of the diseased fish. The hepatosomatic index, red blood cell count, hematocrit, hemoglobin and erythrocytes size of peripheral blood in the diseased fish were remarkably decreased compared with those of normal fish. In the histopathological observations, epithelial hyperplasia of the gill filaments initiated at the base of the gill was pronounced. This symptom was the characteristic appearence of all the diseased fish. A 0.6% saline bath and feeding a pantothenic acid-supplemented diet were conducted to decrease the mortality. Ten days after 0.6% saline bath or 25 days after feeding a pantothenic acid supplemented diet resulted in decreasing in the mortality. Microscopic appereance of the gill from the recovered fish was similar to that of the gill from healthy fish. These results indicate that the disease was caused by deficency of pantothenic acid in their diet and that 0.6% saline bath or supplementation of pantothenic acid in the diet was an effective way to decrease the mortality.
Lee, Dong-Gill,Lee, Joon-Kyung,Choi, Wan,Lee, Byung-Sun,Han, Chi-Moon Electronics and Telecommunications Research Instit 1997 ETRI Journal Vol.18 No.4
This paper presents a new software development environment that supports an integrated methodology for covering all phases of software development and gives integrated methods with tools for ITUT (Telecommunication Standardization Section of the International Telecommunication Union) languages. The design of the environment to improve software productivity and quality is based on five main concepts: 1) formal specifications based on SDL (Specification and Description Language) and MSC (Message Sequence Charts) in the design phase, 2) verification and validation of those designs by tools, 3) automatic code generation and a safe separate compilation scheme based on CHILL (CCITT High-Level Language) to facilitate programming-in-the-many and programming-in-the-large. 4) debugging of distributed real-time concurrent CHILL programs, and 5) simulation of application software for integrated testing on the host machine based on CHILL. The application results of the environment compared with other approaches show that the productivity is increased by 19 % because of decreasing implementation and testing cost, and the quality is increased by 83 % because of the formal specifications with its static and dynamic checking facilities.
이경자,공은숙,김남초,김주희,김춘길,김희경,송미순,안수연,이영휘,장성옥,전시자,조남옥,조명옥,최경숙 노인간호학회 2004 노인간호학회지 Vol.6 No.1
Purpose : The elderly population in the Republic of Korea was over 8.3% in 2003. This segment is projected to grow to 14.4% by 2019, with average life expectancy at 77.5 years for men and 84.1 year for women. According to significant increases in elderly population over 80 years of age, the demand of expert care for the bedridden and those suffering from dementia will be increased. The expanding role of nurses caring for the elderly requires that we properly define the role of the gerontological nurse practitioner (GNP). Method : The authors collected and analyzed the following sources available from nations where systems have already been in place for the gerontological nurse practitioner: educational manuals, textbooks, research papers, and Web sites for American Nurses Credentialing Center and Gerontological Nurse Practitioners. Result : The facilities and settings where GNPs serve are in-patient and out-patient acute care settings, long term care facilities, respite care facilities, day care centers, home-care agencies, community centers for the elderly, continuing care retirement communities. Although there are differences in role by setting of service, GNPs are nurse clinicians, educators, counselors, coordinators, facility administrators, researchers, advisors in ethical decision making, health services managers, self-care trainers, preventative-care administrators, environmental managers, advocates, program evaluators, information providers, and emergency responders. Conclusion : The role and functions of GNPs according to the facilities and settings in South Korea should be analyzed and developed.
Progress and plans for the physics module development at KIAPS
Emilia Kyung Jin,Gill-Ran Jeong,Soo Ya Bae,Jung Hyo Chae,Hyun-Joo Choi,In Jin Choi,Ji-Young Han,Jung-Yoon Kang,So-Young Kim,Taekyun Kim,Joonsuk Lee,Kyung Hee Seol,Kyoungmi Cho,Juwon Lee,Dongil Jang,Hy 한국기상학회 2013 한국기상학회 학술대회 논문집 Vol.2013 No.4
Antioxidant capacity of chestnut (Castanea crenata Sieb. et Zucc) honey produced in Korea
Hye-Kyung Kim,Myeong-Lyeol Lee,Man-Young Lee,Yong-Soo Choi,Nam-Suk Kim,In-Pyo Hong,Kwang Gill, Lee,Byung Rae Jin 한국응용곤충학회 2009 한국응용곤충학회 학술대회논문집 Vol.2009 No.10
This study aimed to evaluate the antioxidant activity of chestnut honey which were harvested at various areas in South Korea. First at all, we measured the total phenols content through a spectrophotometric determination with a modified Folin-Ciocalteu method and total flavonoids content determined with aluminium chloride. Total phenolic compounds was highest in Sunchang of Chestnut honey(2.21mg/ml)and flavonoids contents was also the highest in Sunchang of Chestnut honey(1.02mg/ml) than other samples. For measured the antioxidant activity of chestnut honey, we performed DPPH(2,2-diphenyl-1-picrylhydrazyl) test and FRAP(ferric reducing-antioxidant assay)test. DPPH scavenging activity highest in Sunchang of Chestnut honey more than 50% DPPH scavenging activitywhile other samples (Gong-ju, Yechen, Chung-ju, Imsil, Ha-dong) showed more than 25% DPPH scavenging activity. The ferric reducing-antioxidant assay (FRAP) is based on the reduction of ferric 2,4,6-tris(2-pyridyl)-1,3,5-triazine [Fe(III)-TPTZ] by spectrophotometric analysis. Sunchang were found to have more than 532μM FRAP activity while other samples (Gong-ju, Yechen, Chung-ju, Imsil, Ha-dong) showed more than 300μM FRAP activity. The results suggested that chestnut honey strong antioxidant activity and it could be utilized as a source of natural antioxidant.