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서울의 Penicillinase Producing Neisseria gonorrhoeae 발생빈도(1998)
김재홍,김준호,반재용,이정우,황성주,정준규,정성태,강진문,조흔정,홍창의,정혜신,이한승,김이선,이봉길,이종호,선영우,한기덕,윤성필,이성훈,안종성,박석범,문승현,조항래,김형섭,류지호,황재영,박준홍,손상욱 한양대학교 의과대학 2001 한양의대 학술지 Vol.21 No.1
In recent years, gonorrhea has been pandemic and remains one of the most common STDs in the world, especially in developing countries. For the detection of a more effective therapeutic regimen and assessing the prevalence of Penicillinase Producing Neisseria gonorrhoeae(PPNG), we have been trying to study the patients who have visited the Venereal Disease Clinic of Choong-Ku Public Health Center in Seoul since 1980 by menas of the chromogenic cephalosporin method. In 1998, 93 strians of N. genorrhoeae were isolated, among which 60(64.5%) were PPNG. The prevalence of PPNG in Seoul, which had been decreased to 39% in 1996 after a peak of 74.3% in 1993, is increased to 64.5% in 1998.
Seong Hoon Kim,Ji Hoon Kim,Jae Hoon Lee,Dong‑Woo Suh,Jae Sang Lee 대한금속·재료학회 2022 METALS AND MATERIALS International Vol.28 No.9
Prediction of retained austenite fraction is quite important in designing advanced high strength steels since retained austeniteis the source of transformation-induced plasticity. The present study investigates the phase constitution of a medium-carbonQ&P steel by comparing various approaches to the transformation stasis of bainitic ferrite and applying them to the partitioningprocess. Among them, the modified GEB approach gave the best agreement with the experimental observation, includingthe effects of heat-treatment condition and chemical composition on phase constitution. This indicates phase transformationduring partitioning can be effectively described by the physics of Gibbs energy balance approach.
國內飼育 犬에 있어서 心臟絲狀蟲의 感染率에 관한 調査 硏究
Ji Hee Seong(成知禧),Hwa Joong Yoon(尹和重),Won Chang Lee(李元暢),Kwang Ho Kim(金光浩),Seung Won Kang(姜承遠) 한국예방수의학회 1996 예방수의학회지 Vol.20 No.2
The purpose of this study was carried out an epidemiological survey on the prevalence rate of the canine heartworms in Seoul City and the districts of Pa-Ju, Seong-Nam and Po-Chon in Kyonggi province of Korea from September 1994 to the end of September 1995. The blood samples from 292 male and 193 female dogs (pet, 363 ; fighting dogs, 60 ; working dogs, 62) were examined for the adult heartworms cuticle antibodies using the enzyme-linked immunosorbent assay (ELSA) kits. The test was designed to detect the antibodies of the host against the specific cuticle antigens produced with the adult heartworms.
난소절제후 Estrogen을 투여한 흰쥐 대동맥에서 Protein Kinase C-α와 Fas 발현의 변화
이왕수,이상엽,안지현,송영빈,김학진,이광재,유재격,김상욱,김태호,김치정,류왕성 중앙대학교 의과대학 의과학연구소 2001 中央醫大誌 Vol.26 No.3
Estrogen is believed to decrease coronary artery disease. Protein kinase C-α(PKCα)appear to be important in signal conduction pathways. Estrogen treatment increases catalytic activity of PKCα,and activation of PKCαcan modulate estrogen receptor levels and responsiveness. And it was reported that activation of PKC can protect cells from apoptosis induced by Fas ligation. But the beneficial effect of estrogen on PKCαwas not clearly demonstrated. The objective of this study was to evaluate the role of PKCαafter ovariectomy and estrogen therapy in rat aorta. The results were summarized as below: 1. The significant pathological changes were not observed in the rat aorta irrelevant to ovariectomy and estrogen therapy. 2. The expression of Fas was decreased in the aorta of estrogen-treated rats than that of ovariectomized rats without estrogen therapy. 3. Increased expression of PKCαwas more marked in the aprta of estrogen-treated rats than that of ovariectomized rat without estrogen therapy. In conclusion,PKCαmay be important in signal conduation pathway on the effect of estrogen. Activation of PKCαby estrogen reduced Fas expression, suggesting that PKCαactivation may play a role in protection against atherasclerosis. Further studies are needed to elucidate the role of PKCαafter estrogen therapy.
계승치 결손을 동반한 다발성 저위교합 유착 유구치의 관리
박지현,송제선,김성오,손흥규,이제호 大韓小兒齒科學會 2011 大韓小兒齒科學會誌 Vol.38 No.4
The infraocclusion usually occurs in the mixed-dentition stage, and it is commonly accepted that the cause of the infraocclusion is ankylosis. The treatment options for patient with infraocclusion of primary molars are observation, restoration or surgical removal of the affected teeth. If the successors are present, most of the infraoccluded and ankylosed primary molars may occur normally. However, when the permanent successors are absent and the progression of infraocclusion is found, affected teeth may need to be extracted. In the case of infraocclusion which can cause vertical alveolar defect due to ankylosis, extraction before growth spurt should be performed for the future prosthetic treatment. A six-year-old female had the ankylosis and infraocclusion of multiple primary molars and congenital missing of premolars. The affected primary molars were extracted before growth spurt to avoid a significant vertical ridge defect and to promote the vertical development of alveolar bone, and the result was observed for many years. The purpose of this report is to report the management of multiple infraoccluded primary molars without permanent successors in a young patient. 저위교합(infraocclusion)은 혼합치열기에 유구치에서 호발하며, 이것은 대부분 이환된 치아의 유착에 의해서 발생하는 것 으로 여겨지고 있다. 유착된 저위교합 유구치의 치료 방법은 크게 치아의 보존 및 관찰, 수복, 발거로 나눌 수 있다. 계승치가 존재하고 경도의 저위교합을 가진 유구치의 경우 자연탈락을 기대할 수 있으나, 계승치가 결손되어 있고 저위교합도 점차 진 행될 경우 이환된 치아의 발거가 필요할 수 있다. 특히 유착으로 인한 수직적인 치조골 소실이 염려될 경우, 추후 보철치료를 위해 환아의 최대성장기 이전에 유착치의 발거를 시행하여야 한다. 본 증례에서는 만 6세의 다발성 유착 유구치 및 저위교합과 계승치 결손을 보이는 환자에서 인접부의 성장에 따른 치조골 의 수직적 결손이 심화되는 것을 막고 정상적인 치조골 성장을 도모하기 위해 최대성장기 이전에 유착치를 발거 후, 장기간에 걸쳐 추적 관찰하였기에 보고하는 바이다.
김지은,김유진,서성준,홍창권 중앙대학교 의과대학 의과학연구소 2003 中央醫大誌 Vol.28 No.2-3
Mondor's disease is a rare disorder characterized by superficial thrombophlebitis and usually develop in thoracoabdominal wall. It has clinical feature of sudden development of painful cordlike structure. The cause is not determined in about 50-60% but it is suggested that trauma, surgery, exercise, drug abuse are often associated. A 44-year-old woman presented cordlike linear tender lesion on right thoracoabdominal wall and histopathologic examination revealed thrombophlebitis with organized thrombus.
항정신병 약물이 Cyclooxygenase-2 유전자 발현과 Prostaglandin E_2 농도에 미치는 영향
김종우,조성욱,범재명,윤도준,장환일,송지영 대한생물치료정신의학회 2001 생물치료정신의학 Vol.7 No.2
Objectives : Cyclooxygenase(COX) is the central enzyme in the biosynthetic pathway to prostaglandins from arachidonic acids. The action mechanism of nonsteroidal anti-inflammatory drugs is through inhibition of COX activity and prostanoid biosynthesis including prostaglandin E_2(PGE_2). The antipsychotic drugs are known having an analgesic effects, however its mechanisms of actions of action to pain control was not still clearly proved. In the present study, the effects of antipsychotic drugs(chlorpromazie and clozapine) on the production of PGE_2 and the expression of COX-2mRNA and protein in P815 cell line were studied. Methods : For that purpose, the methods of RT-PCR, western blot and prostagalndin E_2 enzymeimmunoassay were applied. Results : The results showed tha tin P815 cells treated with chlorpromazine, the level of COX2 mRNA was significantly decreased compared to the control cells. And total cellular PGE_2 levels were significantly decreased after treatment with chlorpromazine and clozapine. Conclusion : These results suggest that antipsychotic drugs have revealed their analgesic effect through the inhibition of COX-2 activity and PGE_2 production. And also, these results partly supports the excess theory of prostaglangdins in the pathogenesis of schizophrenia.
김한성,최현준,주미,장선희,곽지은,김철남 인제대학교 2006 仁濟醫學 Vol.27 No.-
Typical serous cystadenoma of pancreas is formed by many microcysts, of which diameter are less than 2cm. Recently, rare variants are also reported as macrocystic, unicystic, or multicentric. Macrocystic serous cystadenoma is diffcult to differentiate from pseudocyst, mucinous cystadenoma and other cystic mass having macrocysts. As these lesions have different symptoms, methods of treatment, and prognoses, it is important to diagnose and treat correctly. We report 2 cases which diagnosed as macrocystic serous cystadenoma with stressing scarcity value and clinical importance.