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사염화탄소로 유도된 독성간염에서 혈청 Total High Density Lipoprotein 과 Sub - fraction 의 변동
문상희(Sang Hee Moon),이수택(Soo Teik Lee),안득수(Deuk Soo Ahn) 대한내과학회 1991 대한내과학회지 Vol.40 No.1
High density lipoprotein (HDL) in serum and its subfractions are significantly related to various liver diseases. The authors measured HDL-cholesterol and its subfractions in the sera of rats with carbon tetrachloride-induced toxic hepatitis. The follwing results were obtained; 1) The mean levels of HDL-choleSterol, HDL2, and HDL, in the control group were 41.2±9.9mg/dl, 30.92±9.3 mg/dl and 10.28±4.3 mg/dl, respectively. 2) There w as a significant decrease in the level of total serum HDL-cholesterol (16.72±4.259 mg/dL) and HDL, (9.25±3.386 mg/dL)in carbon tetrachloride-induced toxic hepatitis (p<0.01). 3) There was no significant change in the level of HDL, in toxic hepatitis (p>0.05). 4) The ratio of HDL2, to HDL3 was 3.58±1.432 in the control group and 1.325±0.512 in the tetrachloride toxic hepatitis group. There was significant decrease in the ratio of HDL2, to HDL3, in the toxic hepatitis group. (p<0.01). So we concluded that HDL2, tends to decrease more signiticantly than HDL3, and that total HDL shows a remarkable decrease in toxic hepatitis.
우리나라 컨벤션산업의 효율적인 정보촉진방안에 관한 전략적 연구
문상희,Moon, Sang-Hee 한국정보기술전략혁신학회 2002 情報學硏究 Vol.5 No.3
The aim of this paper was to study the theoretical background of the convention industry firstly, in which will serve to seek for more efficient plan of promotion. As a result of it, it is found that the convention industry has the characteristics similar to service industry rather than manufacturing, as well as complicated, interdependent ones which are closely related to every field of industries. This paper also considers the advertising, human marketing, and public relations as measures of promoting the convention industry in order to maximize its promotion activities with the characteristics of service industry and establish the plan of promoting the industry. For the effective adoption of these measures in the convention industry, the measures is analyzed by considering the properties and degrees of some convention centers respectively after the strength and weakness of each measure shall be compared. As these measures are mostly shore-run projects, there will be necessary to keep in close touch with other complementary measures in adoption of measures of promotion.
치면 산처리가 V급 와동의 compomer 수복에서 미세누출에 미치는 영향
문상희,이창섭,이상호,Moon, Sang-Hee,Lee, Chang-Seop,Lee, Sang-Ho 대한소아치과학회 2000 大韓小兒齒科學會誌 Vol.27 No.2
치면 산처리가 V급 와동의 compomer 수복에서 미세누출에 미치는 영향을 평가하기 위하여 180개의 발거된 건전한 치아에 생리적인 치수내압을 가한 시편을 제작하였으며, CEJ 1mm 상방에 $6\times3\times2mm$의 상자형 V급 와동을 형성하여 수복재료 및 산처리 시간에 따라 다음과 같이 30개씩 6개의 군으로 분류하였다. A : Dyract AP + Prime&Bond 2.1 1군 : 산처리 없음, 2군 : 15초간 산처리 시행, 3군 : 30초간 산처리 시행. B : F2000 + Single Bond adhesive 1군 : 산처리 없음, 2군 : 15초간 산처리 시행, 3군 30초간 산처리 시행. 산처리를 제외한 모든 수복과정은 제조회사의 지시에 따랐으며, 수복 후 시편은 $5\sim55^{\circ}C$에서 500회의 thermocycling을 거쳐 5% methylene blue용액에 5시간 동안 침적 후 교정용 투명레진에 매몰되었다. 저속용 경조직 절단기로 시편을 절단후 20배율의 stereoscope 하에서 미세누출을 관찰하여 다음과 같은 결론을 얻었다. 1. 교합벽에서 Dyract AP는 산처리를 시행한 군이 산처리를 시행하지 않은 군에 비해 유의하게 낮은 미세누출을 보였지만 (p<0.05), F2000에서는 산처리 여부가 미세누출 정도에 유의차를 보이지 않았다(p>0.05). 2. 치은벽에서 Dyract AP는 산처리를 시행하지 않은 1군이 2군에 비해 유의하게 높은 미세누출 정도를 보였지만 (p=0.003), 3군과는 유의차를 보이지 않았고(p=0.99), F2000에서는 산처리가 미세누출을 유의하게 감소시켰다. (p<0.05). 3 교합벽과 치은벽의 비교에서, 두 재료 모두 교합벽에서 낮은 미세누출 정도를 보였지만, Dyract AP의 3군에서는 유의성을 보이지 않았다(p=0.117). 4. 두 재료 모두 2군과 3군 사이의 미세누출 정도에서는 유의차를 보이지 않았다(p>0.05). 이를 종합해 볼 때, compomer 수복 시 산처리는 미세누출을 감소시키는 유효한 방법이라고 사료된다. The purpose of this study was to evaluate the microleakage of class V compomers according to acid etching treatment and treatment times. Extracted 180 sound human molar teeth were selected then prepared physiologic pulpal pressure far this experiment. In this study class V cavities were prepared on buccal surface with gingival margin located in 1mm superior to CEJ under simulate physiological conditions. These specimens were randomly divided into 6 groups of 30 each and restored following methods : A: Dyract AP + Prime&Bond 2.1 Group 1 : No acid etching, according to manufacturer's instruction. Group 2 : 15 seconds acid etching and same method with Group 1. Group 3 : 30 seconds acid etching and same method with Group 1. B: F2000 groups + Single Bond adhesive Group 1 : No acid etching, according to manufacturer's instruction. Group 2 : 15 seconds acid etching and same method with Group 1 Group 3 : 30 seconds acid etching and same method with Group 1. After 500 thermocycling between $5^{\circ}C\;and\;55^{\circ}C$, the specimens were sealed with glass ionomer and nail varnish then placed in 5% methylene blue dye for 5 hours and rinsed with tab water. The specimens were embedded in orthodontic clear resin, then sectioned buccolingually through the center of restoration with a low speed diamond saw. The dye penetration on each of the specimens were then observed with a stereomicroscope at $\times20$ magnification. The results of this study were statistically analyzed using the indepedent sample t-test and analysis of variance. Results were as follows, 1. In occlusal walls, microleakage were significantly reduced in acid etched group restored with Dyract AP but no statistically significance in F2000 groups. 2. In gingival walls, microleakage were significantly reduced in group 2 restored with Dyract AP, and group 2 and group 3 in F2000 groups. 3. All groups, except group 3 in Dyract AP, showed significantly less microleakage in occlusal wall than gingival wall. 4. No statistical significance were showed between group 2 and group 3 in both materials.