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Kim, Kyeong Seok,Yang, Hun Yong,Song, Hosup,Kang, Ye Rim,Kwon, JiHoon,An, JiHye,Son, Ji Yeon,Kwack, Seung Jun,Kim, Young-Mi,Bae, Ok-Nam,Ahn, Mee-Young,Lee, Jaewon,Yoon, Sungpil,Lee, Byung μ,Kim, Hyung TAYLOR & FRANCIS 2017 Journal of Toxicology and Environmental Health Vol.80 No.9
<P>Acute kidney injury (AKI) is associated with increased mortality rate in patients but clinically available biomarkers for disease detection are currently not available. Recently, a new biomarker, selenium-binding protein 1 (SBP1), was identified for detection of nephrotoxicity using proteomic analysis. The aim of this study was to assess the sensitivity of urinary SBP1 levels as an early detection of AKI using animal models such as cisplatin or ischemia/reperfusion (I/R). Sprague-Dawley rats were injected with cisplatin (6 mg/kg, once i.p.) and sacrificed at 1, 3, or 5 days after treatment. Ischemia was achieved by bilaterally occluding both kidneys with a microvascular clamp for 45 min and verified visually by a change in tissue color. After post-reperfusion, urine samples were collected at 9, 24, and 48 hr intervals. Urinary excretion of protein-based biomarkers was measured by Western blot analysis. In cisplatin-treated rats, mild histopathologic alterations were noted at day 1 which became severe at day 3. Blood urea nitrogen (BUN) and serum creatinine (SCr) levels were significantly increased at day 3. Levels of urinary excretion of SBP1, neutrophil gelatinase-associated lipocalin (NGAL), and a tissue inhibitor of metalloproteinase-1 (TIMP-1) were markedly elevated at day 3 and 5 following drug treatment. In the vehicle-treated I/R group, serum levels of BUN and SCr and AST activity were significantly increased compared to sham. Urinary excretion of SBP1 and NGAL rose markedly following I/R. The urinary levels of SBP1, NGAL, TIMP-1, and KIM-1 proteins excreted by AKI patients and normal subjects were compared. Among these proteins, a marked rise in SBP1 was observed in urine of patients with AKI compared to normal subjects. Based upon receiver-operator curves (ROC), SBP1 displayed a higher area under the curve (AUC) scores than levels of SCr, BUN, total protein, and glucose. In particular, SBP1 protein was readily detected in small amounts of urine without purification. Data thus indicate that urinary excretion of SBP1 may be useful as a reliable biomarker for early diagnosis of AKI in patients.</P>
Promotional Strategies of Local Drugstores
Kim,Seung-Mi,Lee,Sang-Yoon,Kim,Pan-Jin,Kim,Nam-Myun,Youn,Myoung-Kil 한국유통과학회 1999 유통과학연구 Vol.1 No.1
The retail business of drugstore was introduced to Korea for the first time 10 years ago. Since Olive Young introduced a retail store in the name of drugstore in 1999 for the first time in Korea, new distribution channel combining drugstore, cosmetic products and dairy products, etc has been made. At initial stage, the new distribution channel grew up slowly because of low specialty and economic stagnation. However, the three big distribution channels, that is to say, Olive Young (CJ), Watsons (GS) and W Store (Kolon Well Care), etc, were established to produce new distribution system following large-scaled discount stores as well as convenience stores. The purpose of the study is to investigate ways making Korean style drugstore be new retail business in addition to traditional markets, department stores, E-Mart and other general super markets and to examine problems preventing the drugstore from being promoted and to find out solutions. The speciality retailers that is called a category killer attacking department stores as well as marts is expanding market quickly. New consumption trend that gives priority to wellbeing is being expanded in accordance with high level of standards of living life: The drugstore is thought to be new alternative of distribution because it keeps special products. Young ladies who are main customers of drugstores respond to the trend sensitively to have more buying power that is thought to be promising. And, consumers' desire has become concrete and special. This is because consumers want not only convenient shopping but also special shopping system that is current trend. These days, so called Multi-shop and Total shop and other special shops have been recently opened. Special multi-shop has been concentrated on fashion product and miscellaneous goods so far: Health total wellbeing shop shall be popular in accordance with wellbeing trends. Drugstores can play an important role. Drugstores were opened for the first time ten years ago. In
김문석,김가연,강유민,김낙현,전재현,박완범,김홍빈,김남중,박상원,홍윤호,오명돈 대한감염학회 2009 감염과 화학요법 Vol.41 No.5
Plasmodium vivax malaria is an endemic disease in Korea, which rarely causes severe complications including those occurring in the cerebrum. There are limited numbers of complicated cases that have been reported around the world. We experienced a case of vivax malaria with cerebral complication: cognitive impairment and ataxia. A 55-year-old female with diabetes mellitus presented to the emergency department with acute fever of two days’ duration. She did not have any history of travelling abroad or receiving blood transfusions. Peripheral blood smear revealed vivax malaria with parasitemia density of 0.53 percent. She demonstrated loss of orientation, especially regarding time and place, and ataxia. Although the initial hydroxychloroquine treatment for malaria was successful, cognitive impairment and ataxia persisted and were not recovered. Brain MRI showed no structural abnormality. Brain PET showed diffuse hypometabolism in right parieto-temporal lobe of the brain.
김기복,김병극,이승석,윤남원,윤동진,안윤국 한국비파괴검사학회 2003 한국비파괴검사학회지 Vol.23 No.1
고온(500℃) 환경에서 접촉식 탐상이 가능한 초음파 탐촉자를 개발하고 평가하였다. 고온용 탐촉자는 Curie 온도가 600 ℃ 이상인 bismuth titanate 계열의 압전세라믹 소자, 텅스텐 분말과 inorganic binder를 혼합한 후면재, 알루미나 튜브, 전면재, 하우징 등으로 구성되었다. 기본 공진주파수가 각각 1.04 및 2.08 ㎒의 2 종류 탐촉자를 제작하였으며 각종 고온용 커플런트의 온도특성을 시험하였다. 개발된 고온용 탐촉자를 이용하여 강재 시편을 대상으로 시편에서의 초음파 반사신호를 측정한 결과 시편의 온도가 증가함에 따라 반사신호의 크기는 감소하였다. 고온에서 반복측정 실험결과 500℃에서 연속적인 접촉식 초음파 탐상이 가능한 것으로 나타났다. Piezoelectric ultrasonic transducers for high temperature contact measurement were developed. These high temperature ultrasonic transducers (HTUT) consisted of bismuth titanate piezoceramic element whose Curie temperature is higher than 600℃, a backing material of the mixture of tungsten powder and inorganic binder, an inner alumina tube, a wear plate and a housing. The operational frequencies of the HTUT were 1.04 and 2.08 ㎒, respectively. Various commercially available couplant for high temperature were evaluated and compared. As a couplant for high temperature ultrasonic testing between HTUT and test specimen, gold epoxy was selected. The peak amplitude of pulse-echo signals from steel test specimen decreased with increasing temperature. The operational temperature of the HTUT reached up to 500℃ at which the continuous contact measurement was possible.
현행 중등학교 과학 실험 , 실습 교육 실태 조사 및 그 운영 진단 (Ⅱ) : 고등학교 과학 실험 , 실습 교육을 중심으로
김영호,이윤종,정원우,강용희,양승영,윤성효,안병호,윤일희,권용주,임성규,오철한,기우항,전명남,김중욱 한국과학교육학회 1998 한국과학교육학회지 Vol.18 No.3
본 연구는 96년도에 실시한 우리 나라 중학교 과학 실험·실습 교육의 실태 조사 연구에 따른 계속 연구의 일환으로 고등학교 과학 실험·실습 교육의 실태를 조사하기 위한 것이다. 연구내용은 고등학교 과학 교과서의 분석, 실험·실습 실시 현황 분석, 현행 실험·실습 교육의 문제점 분석, 현행 학교 구성원들의 실험·실습 교육 운영 실태 조사 및 현행 실험·실습 교육의 개선을 위한 연구과제 도출을 주요 연구내용으로 다루었다. 연구방법은 전국의 고등학교 80개교를 대상으로 이들 학교의 학생 1,977명, 교사 165명, 학교장 80명에게 적용하였다. 본 연구에서 밝혀진 결과를 중심으로 우리 나라 고등학교 과학 실험 실습 교육의 정상화를 위한 실험 내적인 연구과제를 제시하면 다음과 같다. (1)교재 개발에 대한 연구, (2)실험 킷트 개발에 대한 연구, (3)교사교육 및 재교육 프로그램 개발에 대한 연구, (4)교실 밖 실험·실습 활동 프로그램 개발에 대한 연구, (5)과학 실험·실습 소재의 개발에 대한 연구. This study was accomplished to analysis and survey on the experimental and practical science education of high school in korea for the consecutive study of the an analysis and survey on the experimental and practical science education of middle school in korea(Lee, Yoon-Jong et al., 1997). The status of facilities, management for the experiment, practices, teaching methods in high schools have been investigated. The present status and reasonable management of the high school science education have been grasped from the questionaires. To do this 165 high school science teachers, 1977 students and 80 principals of high schools in Korea are administered questionaires of Science Education Research Institute of Kyungpook National University(1997). The results of this study are as follows : The reasonable management for experiments and practices of science education were scanty in the high school around the urban and rural school owing to the shortage of facilities and equipments, crowded class, excessive class works for teacher, excessive contents of present textbooks and insufficiency of the administrative supports etc. The current teaching method of high school science has emphasized knowledge. This fact does not satisfy the objective of learning due to lack of the teaching method. Desirable directions for the improvement of present status of high school science education were proposed in this paper.
급성전골수성백혈병에서 백혈구성분채집술에 이은 치명적인 뇌출혈 2예
오윤정,박소윤,김윤정,한동석,김현수,최진혁,남동기,임호영,김효철,주희재 아주대학교 의과학연구소 1998 아주의학 Vol.3 No.1
The aim of this study is to report 2 cases of acute promyelocytic leukemia who died from intracranial hemorrhage following leukapheresis and to provide proper preventive measures against hemorrhage following leukapheresis. From 1994 to 1997, a total of twenty-six patients with leukemia underwent leukapheresis to control hyperleukocytosis at Ajou University Hospital. Two patients with acute promyelocytic leukemia received all-trans retinoic acid but developed drug-induced hyperleukocytosis. Shortly after leukapheresis, they died from intracranial hemorrhage. The risk factors for fatal hemorrhage are thought to be coexisting disseminated intravascular coagulation(DIC), thrombocytopenia aggravated by leukapheresis, exacerbated coagulopathy related to mechanical trauma through leukapheresis and the excess use of citrate during leukapheresis. To reduce the risk of the bleeding associated with leukapheresis, it is necessary to replace platelet sufficiently before and after leukapheresis and to give calcium to correct coagulopathy induced by excess citrate which is used as anticoagulant as well as the correction of disseminated intravascular coagulation.