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전숙,김영희,박지영,고관표,박철영,김덕윤,우정택,김성운,김진우,김영설,고석환 대한내분비학회 2003 Endocrinology and metabolism Vol.18 No.2
낭종성 부갑상선 선종과 심한 골병변을 동반한 부갑상선 기능항진증은 매우 드문 질환으로서, 저자들은 양측 고관절의 통증을 초기 주소로 내원한 환자에서 고칼슘혈증과 부갑상선 호르몬 증가, 골병변의 방사선적 소견을 통해 부갑상선 기능항진증을 진단하고, 경부 초음파와 컴퓨터 단층 촬영, 부갑상선 스캔검사 및 수술중 부갑상선 낭종액 검사 등을 통해 기능성 부갑상선 낭종의 한 종류인 낭종성 부갑상선 선종을 진단하고 수술적 제거를 통하여 정상화된 1예를 경험하였다. A cystic parathyroid adenoma is rare. A case of primary hyperparathyroidism, with the cystic formation of a parathyroid adenoma and a severe bony lesion, is reported. A 52-year-old male was admitted due to pain in both hips and for evaluation of hypercalcemia. The plasma level of the intact parathyroid hormone (iPTH) was elevated to 1424 pg/mL. Ultrasonography and the computed tomography revealed a parathyroid cyst on the left thyroid lower pole. Parathyroid scintigraphy detected a parathyroid adenoma. A radiograph showed a subperiosteal bone resorption on the phalanges, and a brown tumor (osteitis fibrosa cystica) on the femur shaft was noted. A surgical excision of the parathyroid adenoma was performed. The PTH level in the cystic fluid was increased. A histological examination confirmed a cystic parathyroid adenoma. The PTH level was normalized after the operation (J Kor SOC Endocrinol 18:214-220, 2003).
유영식,채수권,권우택,김남천 서울보건대학 1996 서울보건대학 부설 한국보건과학연구소 논문집 Vol.3 No.1
한강수계 팔당댐 유입 하천수를 대상으로, 다환방향족 탄화수소를 선택적으로 유리하게 흡착하는 blue-rayon을 이용하는 현수법 및 column법으로 유기물을 흡착 추출하여, Salmonella typhimurium TA 98 및 TA 100에서의 돌연변이원성을 검색한 결과 다음과 같았다. 1. 흡착 유기물량은 8월이 11월에 비하여 약 1.7배 높았고, 현수법과 column법에서의 차는 없었다. 2. TA 100 균주에서 돌연변이원성은 나타나지 않았다. 3. TA 98균주에서의 돌연변이원성은, S-9mix 첨가의 계가 S-9mix비첨가의 계보다 높았고, 11월이 8월보다 높게 나타났다. Column법이 현수법에 비하여 돌연변이원성은 예민하게 검출되었다. In order to evaluate the toxic effect of organic pollutants in aquatic environments, organic substances extracted from blue-rayon adsorbates in Kyimgan River with the hanging and column methods were assayed by the Ames Salmonella mutagenicity test. Amounts of organic extracts adsorbed with the blue-rayon hanging method and the blue-rayon column method were similar. The mutagenicity toward TA 100 strain was not shown. The mutagenicity toward TA 98 with S-9mix was higher than that without S-9mix. For the quantitative concentration of polycyclic aromatic hydrocarbons in water, it was shown that the blue-rayon column method was more efficient than the blue-rayon hanging method.
권영만,김한경,김경우,김선희,윤홍화,천권수,강성훈,박성훈,정선관,윤권하 韓國電子顯微鏡學會 2008 Applied microscopy Vol.38 No.3
연 x-선 현미경은 ‘물의 창’ 영역(2.3~4.4 nm)의 파장을 이용하여, 수십 nm의 분해능으로 세포를 파괴하지 않고 살아있는 상태에서 세포의 내부구조를 관찰할 수 있어 가시광선현미경과 전자현미경을 단점을 보완하는 특징을 갖는 세포 생물학 연구에 적합한 현미경이다. 그러나 기존 연 x-선 현미경은 광원으로 방사선 가속기를 이용하기 때문에 사용이 제한적이었다. 이에, 본 연구에서는 2.88 nm의 연 x-선을 광원으로 사용하는 소형 연 x-선 현미경을 이용하여, 내포작용에 의해 금 나노입자를 포획한 HT1080과 MDA-MB 231 세포의 영상을 약 60 nm 분해능으로 획득하였다. 금 나노입자의 세포에 대한 독성을 제거하기 위하여 폴리에틸렌 글리콜을 캡핑하였고, 2.88 nm 파장의 연 x-선에 대하여 충분한 조영효과로 인하여 세포영상에서 뚜렷한 대조도를 나타내었다. 내포작용에 의해 액포에 포함되어 있는 다양한 크기의 금 나노입자 군집을 확인하였으며, 세포내부의 액포의 분포상태도 관찰할 수 있었다. 따라서 고분해능을 가진 소형 연 x-선 현미경을 이용하여 금 나노입자를 세포내의 미세기관이나 특정 단백질에 표지하면 연 x-선에 대한 조영효과의 증가에 의하여 더욱 유용한 정보를 획득할 수 있을 것으로 생각한다. A compact soft x-ray microscope operated in the ‘water window’ wavelength region (2.3~4.4 nm) was used for observing cells with nano-scale spatial resolution. To obtain cellular imaging captured with colloidal gold nanoparticles using a compact soft x-ray microscope. The colloidal gold nanoparticles showed higher contrast and lower transmission more than 7 times than that of cellular protein on the soft x-ray wavelength region. The structure and thickness of the cell membrane of the Coscinodiscus oculoides (diatome) and red blood cells were seen clearly. The gold nanoparticles within the HT1080 and MDA-MB 231 cells were seen clearly on the soft x-ray microscopy. The gold nanoparticles were aggregated within vesicles by endocytosis.
유산소 운동 능력의 차이가 점증최대운동부하 후 피로회복과정에 미치는 영향
송영주,권대근,성동진,황정윤,박천조,김춘우 한국스포츠리서치 2003 한국 스포츠 리서치 Vol.20 No.1
This study was conducted to investigate the effects of aerobic capacity on blood lactate changes after supramaximal progressive loaded exercise. The subjects were divided into Handball players(HB, n=6)group and Control(CT, n=6)group. All subjects exercised according to the protocol by bicycle erogometer. Blood lactate concentration was also measured during the test time. The RER values of CT group were relatively higher than that of HB group. In particular, the RER values of HR group at exercise 8 & 12min were significantly lower than that of CT group(P<0.05). The blood lactate concentration of HB group was significantly lower than that of CT group at 12min during the exercise(P<0.05). During the recovery times the blood lactate concentration of HB group were significantly lower than that of CT group. In addition, blood lactate clearance of HB group was also higher than that of CT group during the recovery time. From these results, it was suggested that lactate clearance during the supramaximal exercise may be affected by the level of endurance exercise performance.
강심호,전우형,배주영,이정엽 서울시립대학교 부설 서울학연구소 2003 서울학연구 Vol.- No.21
In 1930's, capitalism gradually became established in Chosun. As Chosun's economy was incorporated into the global capitalistic system, the domestic economy became dependent on the international market. During this time, Kyeong-Seong was transformed into a capitalistic city. Various forms of modern facilities appeared, while urban consumerism constituted the city life. Thus, the everyday life in Kyeong-Seong demanded the acceptance of modern culture in order to adapt to the changing environment. Inside the city, people experienced modern civilization and urban consuming life, and came to adjust their form of living and their viewpoint of the world. This thesis examines the advertisement and text that appears in the newspapers, magazines, and other journalistic material of the thirties in order to determine how the commercials, romance, hobby or entertainment, and the newly discovered "pastoral" influenced the contemporary life and mind. Also, we intend to reveal how these factors took form in the contemporary literature. The contemporary Korean writers were inevitably surrounded by the popular and urban sensibility mentioned above. Even though unconsciously, or sometimes through negative criticism, this sensibility was included in their text. Even the nature that was considered to be a replacement of the desolate and inhuman city life was in fact a filtered form of nature - an image constructed by the popular culture and advertisements. Also, the romance described by the sensitive authors often took the form of a consumer love. Meanwhile, judging from the penetration of commercial statements which appears in several works, there was a growing desire to consume the image. Along with the newly adapted hobbies and leisure culture, the Korean life style went through a significant change, and so did the content of the contemporary novels. The urban sensibility formed in Kyeong-seong during the nineteen thirties can be defined as the common popular sensibility attained by people living in a capitalistic consuming culture. It is attitude of setting the commercial image as a model of life, and is the search of individual life in the standardized and uniform life style of the popular culture. Whether they chose to criticize it or saturate themselves in it, the contemporary writers were unavoidably related to this sensibility and life style.
한종현,이우진,조성균,이미정,정미란,전정우,김운영,박성혜 동아시아식생활학회 2003 동아시아식생활학회지 Vol.13 No.4
This study was performed to investigate the effects of peking-duck extracts added with medicinal herbs(DJ) on the intoxication of heavy metals (Hg, Pb, Cd, As) in rats. Sprague-Dawley rats weighing 150±15g, were randomly assigned to 5 groups: basal diet only in normal control group(NCG); basal diet and heavy metals without DJ injection in heavy metal control group(HMC); basal diet, heavy metals and DJ(3㎎/㎖) injection in heavy metal low duck juice group(HMLD), basal diet, heavy metals and DJ(30㎎/㎖) injection in heavy metal middle duck juice group(HMMlD); basal diet, heavy metal and DJ(300㎎/㎖) injection in heavy metal high duck juice group(HMHD). Hg and As was injected by 50ppm and Cd and Pb by 25ppm for 17days. Also DJ oral feeding was conducted for 28days. The result of this study were as follows: Food intake and body weight gain in heavy metal administered groups were lower than those of NCG. Liver, kidney and testis weights were not significantly different among 5 groups. GOT, GPT and BUN activities were significantly reduced in DJ treated groups as compared to HMC. DJ showed the suppressing effect on the accumulation of Hg, Pb and Cd in serum, liver and kidney. Fecal Hg and Cd excretions increased with DJ feeding. The results suggested that DJ may have some protective effects on Hg, Cd and Pb intoxication by reducing the accumulation m tissues and increasing excretion. This study also showed the effective way of using duck-extract and its application to the oriental medicine.
원저 : 비만한 제2형 당뇨병환자에서의 오르리스타트의 효과: 복부비만 개선 및 혈당조절 향상에 대한 영향
전숙 ( Suk Chon ),박철영 ( Cheol Young Park ),고관표 ( Gwan Pyo Koh ),오승준 ( Seung Joon Oh ),우정택 ( Jeong Teak Woo ),김성운 ( Sung Woon Kim ),김진우 ( Jin Woo Kim ),김영설 ( Young Seol Kim ),손호영 ( Ho Young Son ),차봉연 ( B 대한비만학회 2004 The Korean journal of obesity Vol.13 No.4
항만 내 컨테이너 위험물 저장 시 위험성 평가 및 개선방안
신가영(Ka-Young Shin),김서은(Seo-Eun Kim),이익모(Ik-Mo Lee),황용우(Yong-Woo Hwang),천영우(Young-Woo Chon) 한국위험물학회 2019 한국위험물학회지 Vol.7 No.1
In this study, investigate the risk of storing dangerous goods in the port. The volume shipped by container ships doubled in 2014 from 2010 as the volume of maritime risk through ports steadily increased. Against this backdrop, when firefighters used fire water at a logistics warehouse in Tianjin, China in 2015, sodium cyanide and ammonium nitrate reacted, releasing hydrogen gas and causing 1.3 trillion won in property damage. Since then, the Environment Ministry has prepared safety management guidelines for dangerous goods in the port through inspection by the Ministry of Environment. Container companies, however, have not used direct withdrawal to set up stores among exceptions in the guidelines due to lack of land. The purpose of this study is to assess and compare the risk of indoor and outdoor storage of hazardous materials through ALOHA.