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( Yong Jeoung ),( Hyo Jung Kim ),( Ji Won Kim ),( Ho Kim ),( Jin Sung Koh ),( Jung Wan Choe ),( Moon Kyung Joo ),( Beom Jae Lee ),( Jong Jae Park ),( Jae Seon Kim ),( Young Tae Bak ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: In acute pancreatitis (AP), fever is observed frequently and related to the infi ammatory process. It is suggested that obese patients express a more intense infi ammatory response. Antibiotics are frequently initiated in AP without proven infection. We studied the relation obesity and characteristics of AP including fever.Methods: Data from 305 patients diagnosed to AP between January 2011 and December 2013 were collected and 145 patients were excluded due to the past history of pancreatitis or pancreatic disease, malignancy, immunodefi ciency. Body mass index (BMI) was classifi ed into three groups, normal (BMI1), overweight (BMI2, 23-24.9) and obese (BMI3). Results: Of the enrolled 160 patients (male 117, mean age 55.04 years), 36.9% (59/160) were BMI1, 38.1% (61/160) BMI2 and 25% (40/160) BMI3. The mean BMI according to cause of AP was 24.4 in alcoholic (40), 24.8 in idiopathic (19), 31.4 in hyper-TG (4), 23.4 in gallstone (60) and 23.1 in recurrent alcoholic (37). Fever was observed frequently in gallstone pancreatitis (55%, 33/60) but more common in alcoholic, idiopathic and hyper-TG pancreatitis (64%, 40/63). In analysis of 63 patients excluded gallstone cause, fever incidence was higher in patients with higher BMI; 53% (10/19)in BMI1, 63% (12/19) in BMI2 and 72% (18/25) in BMI3. Also fever duration was longer in higher BMI 1.94, 2.25 and 4.88 days respectively (p<0.05). Total hospital stay and serum CRP were higher in patients with higher BMI but did not show signifi cant difference. Broad spectrum antibiotics were used in 38 of 40 patients with fever but infectious cause was not proved in all febrile patients. PCD was done in one patient and one patient expired due to septic shock related with atherosclerosis.e Conclusions: Obesity is related with fever in AP and antibiotics would be used for inappropriate indications.
( Ji Won Kim ),( Jae Seon Kim ),( Ho Kim ),( Yong Jeoung ),( Jin Sung Koh ),( Jung Wan Choe ),( Hyo Jung Kim ),( Beom Jae Lee ),( Jong Jae Park ),( Hong Sik Lee ),( Chang Duck Kim ),( Young Tae Bak ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: Although some pancreatic cystic neoplasms(PCNs) is a surgical indication, slow-growing and favorable prognosis have been suggested in contrast to ductal adenocarcinomas. The aim of this study was to evaluate natural course of PCNs and the detection of malignant transformation according to risk factor during follow up. Methods: We retrospectively reviewed a record of patients diagnosed with incidental PCNs from March 2000 to June 2013 in Guro and Anam hospital, Korea University College of Medicine, Seoul. Results: Of enrolled 301 patients, 19 patients were excluded (15 patients with less than 1 year of follow up, 4 patients with operation due to malignancy at initial cyst diagnosis). Data from total 282 patients was analyzed (Mean age: 59.4 years, median follow up: 28.5 months) and 97 patients had the risk factors such as more than 3cm in diameter or presence of mural nodule/solid portion. 41 patients (41/282, 14.5%) had changes in followed imaging CT (median duration of event in follow up imaging was 24 months), 32 cases showed increase of size and 9 cases changed in characteristics of cyst. Cyst-related malignancy was occurred in 5 patients (1.8%, 5/282). All these patients had risk factor and increase of size. Post-operative morbidity was observed in 31 of 93 cases (33.3%). 2 patients were died (1; intra-abdominal infection, 1; mechanical obstruction due to post operative adhesion). Motality during study period was in 9 patients but disease specifi c mortality was only one patient. Conclusions: Although the risk of malignant transformation of incidental PCNs was higher than the general population, detection of malignancy or disease specifi c mortality during surveillance was low, even if high risk group. Under surveillance the regular imaging follow up is seemed to be important especially in 2 years after initial cyst diagnosis.
글로우방전을 이용한 새로운 정밀분석기기의 개발 및 금속시료의 직접분석법에 관한 연구
박정화,김효진,우진춘,박창준,문대원,이광우,Jeoung Hwa Park,Hyo Jin Kim,Jin Chun Woo,Chang Joon Park,Dae Won Moon,Kwang Woo Lee 대한화학회 1992 대한화학회지 Vol.36 No.2
원자흡수분광법을 위한 글로우방전 분광 장치를 sputtering된 시료원자가 기저상태의 원자가 최대이며 여기 상태의 원자가 최소가 되는 지역을 측정하도록 설계 개발하였다. 빠른 속도의 가스 jet는 방전의 육안 및 전기적 변화 뿐만 아니라 시료표면의 변화에서 처럼 시료가 원자화되는 양을 현저히 증가시킨다. 가스 jet는 원자흡수분광법으로 시료를 직접할 수 있는 가능성을 보여주었다. 감도와 재현성에 영향을 끼치는 여러 가지 요인들에 관하여 연구하였다. A new sputtering chamber, as Atomsource, for atomic absorption measurements was designed and built to have maximum ground state atoms in view and minimum emission. The high velocity gas jets not only change the visual and electrical characteristics of the discharge, but also increase the amount of material atomized, as is apparent from the craters that are produced in the sample where the jets strike the surface. The use of gas jets in a sputtering cell makes this a direct sampling method practical for atomic absorption spectrometry. The factors influencing absorption sensitivity and reproducibility have been investigated for the newly developed atomizer.
유현정(Hyun Jung Yoo),구본정(Bon Jeoung Gu),권희원(Hee Won Kwon),김효정(Hyo Jung Kim) 충북대학교 생활과학연구소 2007 생활과학연구논총 Vol.11 No.1
The purpose of this study was to explore the consumers" awareness and information needs for indication and advertisement of health-functional foods. The questionnaire survey method was utilized to collect data, and 300 consumers were selected as a sample. The major findings as follows;<BR> 1. The product indication was adequate but advertisement of broadcast media and print media were not.<BR> 2. Consumers" interest of health-functional foods was common level, and between of the lowest income group and the highest income group were relatively high average degree on the interest of health-functional foods<BR> 3. Consumers" knowledge about health-functional foods was low. Consumers answered a wrong answer for 5 questions of 7 questions.<BR> 4. Consumers" information needs for health-functional foods were high in the side of the comparisons between health-functional foods and medicine, information about the indication and types of health-functional foods.
북방지역에 적합한 내재해 온실설계와 자연에너지원 분석을 위한 북방지역 기상조사
최은영(Eun Young Choi),서명훈(Myeong Whoon Seo),윤성기(Sung Gi Yun),강정균(Jeong Kyun Kang),박효제(Hyo-Je Park),이종원(Jong Won Lee),정영애(Young Ae Jung),이화정(Hwa Jeoung Lee),이경수(Kyoung Soo Lee),김학선(Hak Sun Kim),배종향(Jong 한국원예학회 2021 한국원예학회 학술발표요지 Vol.2021 No.10
북방지역 수출용 스마트 온실 모델 개발과 자연에너지원 발굴을 위해 북방지역 14개 지점(북한 5, 중국 5, 몽골 3, 러시아 1)의 36년(1985년~2020년) 기상을 조사 분석하여 내재해형 온실설계용 재현기간별 풍속을 계산하였고, 지역별 적설심을 구분하였으며, 자연에너지원 발굴을 위해 태양광 발전과 풍력발전 가능성을 검토하였다. 북방지역 14개 지점의 기상은 Meteo Blue(meteoblue.com)에서 조사기간 내 매 한 시간 간격으로 조사하여 조사항목 당 36년간 총 315,360점의 데이터를 수집, 분석하였다. 재현기간 30년으로 계산된 풍속은 북한의 동해안 해안도시 청진이 가장 높은 35.9 m/sec로 나타났고 중국에서는 Yangji이 31.8 m/sec로 높았고, 몽골은 Ulaanbaatar가 26.2 m/sec, 러시아에서는 29.3 m/sec 수준이었다. 한편, 적설심은 북한의 혜산, 중국의 Yangji, 러시아 Ussuriysk 지역이 40cm 이상으로 가장 높았고 몽골의 Ulaanbaatar, Darhan 지역이 20 cm 이하로 낮은 수준이었다. 자연에너지원 발굴을 위해 조사한 풍속에서 풍력발전기 터빈의 가동 범위의 풍속(4~24 m/sec) 유지시간은 중국의 Harbin이 4,333 hrs/year 으로 가장 많았고 평양이 가장 낮은 1,851 hrs/year이었는데 풍력터빈의 정격성능을 나타내는 풍력(14~24 m/sec) 시간은 북한 청진이 439 hrs/year, 중국 Yangji이 322 hrs/year 이었고 나머지 지점들은 51 hrs/year 미만을 나타내어 풍력발전의 효율성을 감안할 때 풍력발전기 도입은 경제성이 낮은 것으로 생각되었다. 태양광발전 등 다른 자연에너지원 등의 선택지가 있다고 하면 풍력발전은 제외될 것으로 생각되었다. 한편, 일일 일사량이 가장 낮은 지역은 러시아 Ussuriysk로 3,949 W/m²/day이었지만 태양광 발전에 부족함이 없는 일사량을 보였는데, 특히 몽골의 Dalanzadgad는 4,809.9 W/m²/day로 가장 높았다. 일조시수에서 북한의 혜산이 1,694 hrs/year로 가장 낮았고 청진 1,973 hrs, 해주 2,120 hrs, 평양 2,2767 hrs, 원산 2,410 hrs 시간을 나타내었다. 중국의 동북3성 지역은 Jilin의 2,127 hrs/year에서 Shengyang의 2,648 hrs시간까지 높은 편이었고 몽골은 최저 2,372 hrs/year에서 최고 2,836 hrs까지 일조시간이 많은 편이었으며 러시아 Ussuriysk는 1,970 hrs/year이었는데, 북한의 혜산 지역을 제외하고는 태양광발전 도입이 바람직한 것으로 생각되었다.
Genetic Distribution of Carbapenem-Resistant Enterobacteriaceae in Seoul Korea, 2018~2020
Sang-Hun Park,So-Hyun Park,Jin-Seok Kim,Jin-Kyung Yu,Jin-Kyoung Kim,Hyo-Sun Suh,Eun Young Kwon,Kyoung Ae Park,Eui Kyung Cha,Jae Min Shin,Hyo-Won Jeoung,Su-Jin Jeon,Young-Ok Hwang,Jib-Ho Lee,Yong-Seoun 대한바이러스학회 2022 Journal of Bacteriology and Virology Vol.52 No.1
위 윤상근 세포의 Ca^2+-의존성 K^+-전류에 미치는 Ascorbate의 효과
배정원,이무열,방효원,엄대용,이상돈 중앙대학교 의과대학 의과학연구소 1991 中央醫大誌 Vol.16 No.2
In order to observe the effect of ascorbate on the Ca^2+-activated K^+ current in pyloric circular muscle cells which plays a critical role in generation and maintenance of repolarization and automatism, apart of pyloric circular muscle tissue was excised out, digested in collagenase containing Ca^2+-free physiological solution to get single circular muscle cells and the whole cell mode of patch-clamp experiment was conducted. Following results were obtained : 1. Oscillatory outward current was reduced by ascorbate in case of high intrapipette Ca^2+ concentration in whole voltage range and was enhanced in case of low intrapipette Ca^2+ concentration. 2. Oscillatory outward current was reduced in Ca^2+-free physiological solution with calcium channel blocker and not effected by ascorbate. 3. There were no qualitative differences among the control and ascorbate-treated group in effects of pH, steady state inactivation and the remaining component of the outward current. The above results could be concluded that ascorbate effects calcium-dependent component of the oscillatory outward current in the pyloric circular smooth muscle cells.