http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
부산 경남지역의 Gas Chromatography 와 Mass Spectrophotometer ( GC / MS ) 를 이용한 담낭담석 분석
송근암(Geum A m Song),송철수(Chul Soo Song),조몽(Mong Cho),양웅석(Ung Suk Yang),강영진(Young Jin Kang),김상현(Sang Hyun Kim),배상문(Sang Mun Bae),강대환(Dae Hwan Kang) 대한내과학회 1999 대한내과학회지 Vol.56 No.1
Objectives : The composition of gallstones is very variable depending on many factors such as diet, sex, race, genetic background, and so on. The compositional changes of gallstones have been reported in Korean people. Author studied the compositional characteristics of gallstones in Pusan area to see geographical difference. Material and Methods : Gas chromatography and Mass spectrophotometry was performed on the gallstones obtained from the 34 patients who had been taken cholecystectomy because of acute or chronic cholecystitis. Cholesterol gallstone was defined as the composition of the cholesterol is more than 50%. Results : The cholesterol gallstone was 67.6% (23/34) in the 34 patients. There was sexual difference in the cholesterol gallstone group, which the ratio of male and female was 1:2.3(7/16), while there was no difference in the non-cholesterol stone(5:6). The cholesterol stone consisted with cholesterol, bilirubin, bile acid, and palmitic acid and the propotion of them was 75.6%, 4.6%, 15.0%, and 1.8% respectively. While the proportion of non-cholesterol stone was 30.2%, 26.8%, 37.5%, and 5.5% respectively. Conclusions : The cholesterol stone was major fraction of gallstone of the patients in Pusan area. There was no difference on the compostion of gallstones between those of patients in Pusan area and in the other area of Korea.
위염과 위암 환자의 위점막 조직에서 cagA 양성 Helicobacter pylori 감염과 세포증식의 관계
송근암(Geum A m Sogn),김양정(Yang Jung Kim),김태오(Tae Oh Kim),김형욱(Hyong Wook Kim),박승근(Seung Keun Park),강대환(Dae Hwan Kang),송철수(Chul Soo Song),조몽(Mong Cho),양웅석(Ung Suk Yang) 대한내과학회 1999 대한내과학회지 Vol.57 No.2
Background: It has been suggested that cytotoxin associated gene A (cagA) is a marker of more virulent strains of H. pylori and cagA bearing H. pylori is more pathogenic in the gastrointestinal diseases. On the other hand, according to several reports H. pylori causes the cell proliferation, which may be an important mechanism of gastric carcinogenesis. So, we studied to elucidate whether there is the association of the cagA positive H. pylori infection with cell proliferation on the gastric mucosae of the patients with gastritis and gastric cancer or not. Methods: In this study, 27 gastritis and 35 gastric cancer patients were included. PCR assay for the detection of H. pylori(ureA PCR) and cagA bearing H. pylori(eagA PCR) were performed on the gastric mucosal biopsy specimen. Immunohistochemical study using the MIB 1 Ab against Ki 67 antigen was carried out to evaluate the cell proliferation. Results : The prevalence of H. pylori infection was 85.2%(23/27) in the patients with gastritis and 54.3%(19/ 35) in the patients with gastric cancer. The prevalence of cagA+ strain of H. pylori was 52.2%(12/23) and 47.4%(9/ 19) in the patients with gastritis and gastric cancer. In the patients with gastritis, the degree of cell proliferation was not different in the ureA positive(24.8%) and ureA negative(21.7%) gastric mucosae. Moreover, the difference of cell proliferation was not observed according to the presence or absence of cagA gene(29.4% vs 19.9%) among the ureA positive gastric mucosae. In the patients with gastric cancer, cell proliferation indices were 25.5% and 27.5% in the ureA postive and cagA negative gastric mucosae, 28.1% and 22.2% in the cagA positive and cagA negative group among the ureA positive gastric mucosae. There was no significant difference statistically. Conclusions : There was no association of cagA+ strain of H. pylori with cell proliferation in the gastric mucosae of the patients with gastritis and gastric cancer. It was presumed that more studies are needed to elucidate the role of H. pylori infection in the gastric carcinogenesis.
간세포암과 간경변증의 감별 진단에 있어서 Lens culinaris agglutinin-A 에 반응하는 AFP 분획 측정의 임상적 의의
송근암(Geum A m Song),김태오(Tae Oh Kim),송철수(Chul Soo Song),조몽(Mong Cho),양웅석(Ung Suk Yang),류수형(Soo Hyung Ryu),이성훈(Seong Hwun Lee),조병만(Byung Mann Cho) 대한내과학회 1999 대한내과학회지 Vol.57 No.5
AFP has been the most useful tumor marker of hepatocellular carcinoma (HCC) because AFP is tumor specific and organ specific. However it can be elevated in liver cirrhosis (LC) and chronic hepatitis as well. AFP in hepatocellular carcinoma has been known to be highly reactive Lens Culinaris Agglutinin-A (LCA-A). The aim of our study is to find whether LCA-A reactive AFP (AFP-L3) is useful in differentiation of HCC and LC with high serum AFP level (>20 ng/ml). Methods : The material consists of sera from 18 patients with HCC and 16 patients with LC whose serum AFP concentration was above 20 ng/ml. Sera were tested for AFP-L3 by lectin-affinity electrophoresis, coupled with antibody affinity blotting with alpha-fetoprotein differentiation kit L (Wako Pure Chemical Industries, Osaka, Japan). AFP-L3 fraction percentage was checked by densitometry (580nm, Cliniscan II, Helena). Results : AFP-L3 detection rate in membrane was 61.1% in HCC and 37.5% in LC. When cut-off value level is 15%, the positive rate was 61.1% in HCC and 31.2% in LC, and sensitivity and specificity of AFP-L3 fraction in HCC was 61.1% and 68.8% respectively. In according to these results, AFP-L3 was a useful marker in differentiation HCC and LC with high serum AFP level. There was no significant relation in AFP-L3 fraction and tumor size, but there was significant relation between AFP-L3 fraction and total AFP serum level(P=0.049). Conclusion : These results lead us to conclude that the level of AFP-L3 is a useful marker in differentiation of HCC and LC with high serum AFP level. (Korean. J. Med 57:875-880, 1999)
위암조직 및 인접한 정상조직에서 메칠화정도 및 임상양상과의 비교
주형준 ( H. J. Chu ),박찬원 ( C. W. Park ),김광하 ( G. H. Kim ),강대환 ( D. H. Kang ),조몽 ( M. Cho ),양웅석 ( U. S. Yang ) 대한소화기학회 2002 대한소화기학회 춘계학술대회 Vol.2002 No.-
<목적> 종양억제유전자의 촉진영역에 위치한 CpG-island의 메칠화에 의한 전사억제는 종양발생에 있어서 중요한 기전이다. 최근 p16 종양억제유전자가 여러 종류의 암에서 관련이 있는 것으로 보고되고 있다. 본 연구에서는 위암조직과 인접한 정상조직에서 p16종양억제 유전자의 메칠화 상태를 조사하고 위암환자들의 임상양상과 메칠화와의 관련성에 대해 비교하였다. <방법> 위암으로 수술을 받은 36명의 환자들의 위암조직 및 인접한 정상 조직에서 MSP를 시행