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      • 재발성 복부 통증을 호소한 환자에서 복벽에 발생한 자궁내막증 1예

        홍현진,박성한,이준식,배용목,김지연,안광순,박선자 고신대학교의과대학 2008 고신대학교 의과대학 학술지 Vol.23 No.1

        Endometriosis is the abnormal growth of endometrial tissue outside the uterine cavity. Endometriosis in the abdominal scar following cesarean section is very rare condition among the extrapelvic endometriosis. The frequency of abdominal wall endometriosis secondary to cesarean section is from 0.03% to 0.8% in some reports. It is difficult to diagnosed in spite of the typical symptoms. The typical symptom is aching swelling in the area of the surgical scar, which is influenced by the phases of menstruation. The definitive diagnosis is established by pathologic analysis. Surgical excision remains the treatment of choice. The majority of patients presented from 1 to 2 years after the precipitating operation. We experienced an unusual case of abdominal wall endometriosis presented over 10 years after cesarean section, who was admitted to our hospital complaining of recurrent left lower abdominal pain. So, we report this case with a brief review of the concerned literatures.

      • KCI등재후보

        금자양중(가네코 카즈시게) 기증 박형 호의 복원 : -경질토기를 중심으로-

        황현성,이해순,이용희 국립중앙박물관 2001 박물관보존과학 Vol.3 No.-

        이번 가네코 카즈시게 선생이 기증한 여러 유물 중 金子124 수호는 약 60여개 정도의 파편을 접합하고, 자체 하중을 견딜 수 있는 접착제를 적절하게 사용하여 결손부분을 복원하였다. 또한 보존처리를 하는 동안에도 항상 가역성을 염두에 두면서 처리하였고, 색맞춤도 미관상 어색함이 없는 범위 내에서 처리하였다. 그 결과, 기형이 둥근 점토질의 박형(珀形) 항아리로 새롭게 탄생하였다. This article examines the conservation process of a donated Gourd-style jar (Object No. Geumja No. 124), which was broken into several fragments (more than 60) in the past. After assessing the condition of the object, each of the fragments were re-attached, and missing areas were gap-filled and re-touched. The authors discuss considerations, which were taken into account during the decision making process. These include the integrity of the object and the section of treatment materials, such as the reversibility of adhesives and filling materials. After its conservation, the authors believe that the object is in a better condition and ready for display in the future.

      • KCI등재후보

        외나로도 주변해역 퇴적물의 지화학적 특성과 저서 생물상

        현상민,최진우,신경순,장만 한국환경과학회 2002 한국환경과학회지 Vol.11 No.3

        In order to evaluate the relationship between geochemical characteristics and benthic facies of the sediments from the Oenaro Island where red tide proliferation is first observed every year including this year, surface and short multiple core sediment samples were analyzed in terms of geochemical and benthic facies variation. The contents of organic carbon, carbonate, and sulfide gas were relatively low. The variation in C/N ratios, which indicate nature of organic carbon, suggested that the organic carbon recorded in the study area is composed of mixtures of marine and terrigenous organic matters. The concentration of minor elements found at the surface and multiple core sediment samples were also low as well as the enrichment factors(Ef) for the seven heavy metals indicated that the sediment of this area is not polluted significantly. The macrobenthic faunal community comprised 61 species, and their mean density was 708 ind./m2. Polychaete worms were major taxa of this benthic community. A crustacean amphipod, Melita sp. was the most abundant species accounted for 20.7% of total abundance, and the small polychaetes such as Heteromastus filiformis, Paralacydonia poradoxa, Magelona japonica, and Sigambra tentaculata were the next dominant species. The macrobenthos around the Oenaro Island were more diverse and abundant than that in Gamak Bay. The benthic communities in the study area sustained somewhat different species composition based on the cluster analysis and the MDS ordination. The benthic community health condition at three stations seemed to be unbalanced, and slightly polluted based on the biological index such as BPI and BC. There was no clear relationship between the geochemistry characteristic and the benthic faunal facies attributed by the micro-algal blooms in this coastal area.

      • SCIEKCI등재

        放射線 照射에 衣한 人蔘貯藏에 關한 硏究 : 第2報, 감마線 照射가 人蔘粉末製品의 貯藏中 理化學的 特性에 미치는 영향 Part Ⅱ, Effect of Gamma Irradiation on the Physicochemical Properties of Ginseng Powder during the Storage

        成絢淳,朴明漢,李光承,趙漢玉 한국응용생명화학회 1982 Applied Biological Chemistry (Appl Biol Chem) Vol.25 No.2

        紅蔘 및 白蔘粉末製品에 對한 放射線(^(63)Co-r 線) 照射 및 照射線量과 長期貯藏이 理化學的 特性과 外觀品質 變異에 미치는 영향을 25℃에서 4個月間 저장하면서 조사하였다. 兩試料 모두에서 照射線量과 長期貯藏에 따른 變異가 거의 없었다. 理化學的 特性에서 水分, pH, 아미노態窒素, buthanol extract, 還元糖등과 사포닌분획별 패턴에도 大窒없었으나 白蔘粉末의 경우 특히 50% ethanol extract의 收率이 약간 增加되는 傾向을 보였다. 外觀品質의 경우 50% ethanol extract의 色濃度에서는 大差없었으나 粉末自體의 色度에서는 試料間에 약간 差異가 있었다. 紅蔘粉末의 경우 L値와 a値는 減少되었고 b値는 增加되어 茶褐色化 되는 傾向이었고 白蔘粉末에서는 L値가 減少되고 a値와 b値는 線量에 따라 增加되나 貯藏其間에서는 減少와 增加를 보여 濃黃色化되는 傾向이 었으나 識別可能程度의 色度變異범위는 아니었다. 全體的으로 品質의 安定性을 維持하고 있음을 보여주었다. The effect of the physiochemical properties of red and white ginseng powder after ^(60)Co-r ray irra diationduring the storage fer 4 months at 25℃ was investigated. The storage periods and the treatment of irradation at various doses on ginseng powders had no significant effects on the proximate composition and color density of ginseng extract with 50% ethanol. No changes in the contents of saponin and its HPLC patterns were found during the storage. However, a little increase was found in the yield of 50% ethanol extract and Hunter's color value of powder. But generally it was found to be stable in the physicochemical properties of red and white ginseng powder by irradiation of the intensity during the storage.

      • KCI등재
      • KCI등재후보
      • KCI등재후보

        LED를 이용한 복합레진의 광조사시, 중합수축의 속도와 양, 미세경도에 관한 연구

        박성호,김수선,조용식,이순영,김도현,장용주,문현승,서정원,노병덕 大韓齒科保存學會 2003 Restorative Dentistry & Endodontics Vol.28 No.4

        This study evaluated the effectiveness of the light emitting diode(LED) units for composite curing. To compare its effectiveness with conventional quartz tungsten halogen (QTH) light curing unit, the microhardness of 2mm composite, Z250, which had been light cured by the LEDs (Ultralume LED2, FreeLight, Developing product D1) or QTH (XL 3000) were compared on the upper and lower surface. One way ANOVA with Tukey and Paired t-test was used at 95% levels of confidence. In addition, the amount of linear polymerization shrinkage was compared between composites which were light cured by QTH or LEDs using a custom-made linimeter in 10s and 60s of light curing, and the amount of linear polymerization shrinkage was compared by one way ANOVA with Tukey. The amount of polymerization shrinkage at 10s was XL3000 > Ultralume 2, 40, 60 > FreeLight, D1 (P<0.05) The amount of polymerization shrinkage at 60s was XL3000 > Ultralume 2, 60 > Ultralume 2, 40 > FreeLight, D1 (P<0.05) The microhardness on the upper and lower surface was as follows; <본문 참조> It was concluded that the LEDs produced lower polymerization shrinkage in 10s and 60s compared with QTH unit. In addition, the microhardness of samples which had been cured with LEDs was lower on the lower surfaces than the upper surfaces whereas there was no difference in QTH cured samples.

      • Mycobacterium fortuitum-chelonei complex 균체항원의 민감성과 특이성

        이현우,최철순,정상인,양용태 중앙대학교 의과대학 의과학연구소 1985 中央醫大誌 Vol.10 No.1

        Antigenic preparations were made from seven strains of Mycobacterium fortuitum-chelonei complex(MFCC) extracted with phosphate buffered saline(PBS extracts), with 10%, trichloroacetic acid solution (TCA extracts) and with veronal buffered saline solution containing 0.1% Triton X-100(Triton extracts). Serologic reactivities of the antigenic preparations were assayed for immune precipitation by Ouchterlony double diffusion in-gel technique against antisera of rabbits immunized with M. fortuitum TMC 1529 and M. chelonei TMC 1544. Antigenic relationships between Triton extracts of M. fortuitum and M. chelonei were analyzed by two-dimensional immunoelectrophoresis(2D-IE) and fused rocket immunoelectrophoresis(FRIE). The results obtained are summarized as follows: 1. Of antigenic preparations of PBS extracts, TCA extracts and Triton extracts, the Triton extracts and the PBS extracts proved to be active for immune precipitation, but the TCA extracts was inactive. The precipitation reaction of Triton extracts was more sensitive than PBS extracts, and the precipitation reaction of Triton extracts was enhanced by disintegration of cells with sonification, but the cross reaction was also increased. 2.' The Triton extracts of 5 strains of M. fortuitum exhibited 9 common precipitinogens with reference serum against TMC 1529 and one common precipitinogen with reference serum against TMC 1544. but the antigens of TMC 1544 with or without disintegration of cells gave a specific precipitinogen with reference serum against TMC 1544 in addition to a common precipitinogen. 3. Although the electrophoretic patterns of Triton extracts obtained from different strains and species were not demonstrated, 7 strains of the MFCC could be divided into four groups by the relative electrophoretic mobilities(REM) of the antigens with respect to bovine serum albumin(REM value); group Ⅰ(REM =0.18) 2 strains, group Ⅱ(REM = 0.27) 2 strains, group Ⅲ (REM = 0.38) 2 strains and group Ⅳ(REM = 0.49) 1 strain, but the existence of any significant relationship between the REM value and species was not recognized. 4. By means of FRIE, the presence of 3 to 5 common precipitinogens and 1 to 2 species-specific precipitinogens were observed in the Triton extracts of M. fortuitum and M. chelonei. 5. By the use of the reference antisera with a titre of at least 1 : 80 against M. fortuitum TMC 1529 and M. chelonei TMC 1544, the strains of M. fortuitum and M. chelonei could be differentiated by FRIE. In conclusion, this study established that the Triton extracts of the MFCC proved to be active for immune precipitation and contained species-specific procipitinogens, and reproducible amounts of such an antigen for immunodiffusion test could be easily prepared with one plate of heavy cultures.

      • 「Mica에 대한 금속 산화물의 흡착에 관한 연구 (Ⅱ)」

        한상현,김영순 光云大學校 1987 論文集 Vol.16 No.-

        A study on the adsorption of titanium dioxide on mica(Ⅱ) Titanium dioxide which was produced from the hydrolysis of titanium tetrachloride was coated on mica by chemisorption. Kinetic researchs for crystal types and size of titanium dioxide which was produced from titanium tetrachloride and optical characteristics such as reflactionand transmition of mica coated with titanium dioxide was studied. The effects of concentrations of TiCl₄on the rate of hydrolysis, particle size of hydrolysis product (TiO₂).and crystal induction time., were found to be quite reverse to the general principle. Graphical analysies show that the crystal size was smaller, the rate of hydrolysis was greater, and crystal induction time was shorter as the concentration of TiCl₄was decreasing. The coincidences of these reverse effects for a set of experiments may be a strict evidence of reverse driving force caused by hydrochloric acid, which increases with increasing concentration of TiCl₄. By proper regulation of conditions of hydrolysis of titanium tetrachloride solution, mica of colors ranging from silver-white to red was produced.

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