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윤종만(Chong Mann Yoon),유종선(Jong Sun Rew),박일종(Il Jong park),서순팔(Soon Pal Suh),유주용(Joo Yong Yoo) 대한소화기학회 1989 대한소화기학회지 Vol.21 No.3
N/A The biological characteristics and the genesis of gastric carcinoma, the most common malignancy in Korean adult male, have not been established so far. Estrogen receptors (ER) have been idnetified in many hormone-dependent cancer such as breast cancer, prostate cancer and ovarian cancer and utilized clinically to provide hormonal therapeutic manipulation. In order to find any hormonal relation in gastric cancer, the presence of ER was examined in 38 patients with primary gastric carcinoma, six with benign stomach lesions and 17 normal gastric tissues, using monoclonal antibody by enzyme immunoassay in cystosol. The results obtained were as follows; 1) ER concetration (Mean+SD) in cytosol from noraml gastric tissue, benign gastric lesion and gastric cancer tissue were 5.6+4.6, 14.617.7 and 20.1+41.7 fmol/mg protein, respectively. Positivities of ER in normal gastric tissue, benign gastric lesion and gastric cancer tissue were 0, 16.7 and 21.1%, respectively. Concentration and positivity of ER were higher in gastric cancer tissue, especially in female gastric cancer tissue, than noraml gastric tissue and benign gastric lesion. 2) Highest value of ER concentration and ER posiitvity according to the macroscopic classification of the gastric carcinoma was observed in Borrmann type II. There was an increasing tendency in ER positivity as the size of the cancer increase. 3) ER concentration and positivity according to the histologic pattern were higher in poorly and well differentiated tubular adenocarcinoma than mucinous adenocarcinomas, signet ring cell carcinoma and moderately differentiated tubular adenocarcinomas. 4) Concentration and postitivity of ER from cancerous tissue of the postmenopausal patients were more higher than that of the premenopausal patients. These results suggested that there was close reation between the presence of ER and the evolution of gastric carcinoma, but not with the degree of histologic malignancy.
B 형 간염 백신의 면역성 및 안전성에 관한 연구 - 유소아군과 청장년군의 면역성을 중심으로 -
김세종(Sei Jong Kim),문희식(Hee Sig Moon),남광우(Kwang Woo Nam),홍경표(Kyung Pyo Hong),이상혁(Sang Hyuk Lee),유주용(Joo Yong Yoo) 대한내과학회 1987 대한내과학회지 Vol.33 No.1
N/A The immunogenicity and safety of highly purified, formalin inactivated hepatitis B vaccine (Hepavax-B®), containing 20 mg HBsAg to the age over 10 and 10 mg to the age under 10, were studied in 34 subjects of healthy human volunteers, which were comprised 19 subjects of the age under 15 and 15 subjects over 16. It was given intramusculary in the deltoid muscle at 0, 1, and 6 months. Serum HBsAg, anti-HBs and anti-HBc were detected by enzyme immunoassay using Abbott kits. The aminotransferase (AST and ALT) activity were measured by automatic kinetic methods. The aminotransferase and HBV markers were checked at 0, 1, 2, 3, 6, 9 and 12 months. The results were as follows: 1) The anti-HBs response to the vaccine was seen in 11.8% at 1 month, 35.3% at 3 months, 73.5% at 6 months and 94.1% at 9 and 12 months. The anti-HBs response in group of age under 15 and over 16 were 10.5% and 13.3 % at 1 month, 36.8% and 33.8% at 3 months, 89.5% and 53.3% at 6 months, 100/o and 86.7% at 9 and 12 months respectively. Group of age under 15 showed a tendency of more higher anti-HBs response than group of age over 16, But there were no significance statistically. 2) Anti-HBs titer over 50mIU/ml were 47.1% at 6 months, 85.3% at 9 months, 91.2% at 12 months respectively. After third injection, the titers were markedly elevated than second injection (p<0.01). Anti-HBs titers over 50 mIU/ml in group of age under 15 and over 16 were 52.6% and 40.6% at 6 months, 100% and 66.9% at 9 months, 100% and 80% at 12 months respectively. Group of age under 15 showed a tendency of more higher anti-HBs titer, even though there were no significance statistically. 3) There were no abnarmal elevation of aminotransferase and no appearance of HBsAg, anti-HBc for 1 year follow-up. The main side effects after first vaccination were pain (8.S%) and redness (5.9%) at injection site, general weakness (5.9%), myalgia (5.9%) and transient febrile sensation (2.8%). Side effects after second vaccination were pain (5.9%) and redness (2.9%). There were no side effects after third vaccination. The results suggest that safety and immunogenicity of hepatitis B vaccine (Hepavax-B®) seems to be excellent. There was a tendency of more rapid anti-HBs response and higher anti-HBs titers in group of age under 15 than over 16.