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( Myung Jin Lee ),( Kye Hyung Kim ),( Jong Youn Yi ),( Su Jin Choi ),( Chung Jong Kim ),( Nak Hyun Kim ),( Kyoung Ho Song ),( Pyoeng Gyun Choi ),( Ji Hwan Bang ),( Wan Beom Park ),( Eu Suk Kim ),( San 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
In Vitro Antiviral Activity of Ribavirin Against Severe Fever with Thrombocytopenia Syndrome Virus Myung Jin LEE1, Kye-Hyung KIM1, Jongyoun YI2, SuJin CHOI1, Chung-Jong KIM1, Nak- Hyun KIM1, Kyoung-Ho SONG1, Pyoeng Gyun CHOI1, Ji-Hwan BANG1, Wan Beom PARK1, Eu Suk KIM1, Sang-Won PARK1, Hong Bin KIM1, Nam Joong KIM1, Myoung- Don OH1 Seoul National University College of Medicine, Korea1, Pusan National University School of Medicine, Korea2 Background: Severe fever with thrombocytopenia syndrome (SFTS) is an emerging infectious disease caused by a novel Bunyavirus, severe fever with thrombocytopenia syndrome virus (SFTSV). No effective antiviral therapy is proven yet, but clinical use of ribavirin (RBV) has been tried. We investigated the antiviral effect of RBV against SFTSV in vitro. Methods: To test for cytotoxicity of RBV, Vero cells were treated with different concentrations of RBV (3.90 to 500 μg/mL, two-fold dilution) and analyzed by cell viability MTS assay 48h post-infection. To determine antiviral activity of RBV against SFTSV, Vero cells were infected with SFTSV strain Gangwon/Korea/2012 at 100 TCID50 (50% tissue culture infective dose) per well in a 96-well plate, and RBV was added at the concentrations showing no or minimal cytotoxicity. Viral RNAs were extracted from the culture supernatants and quantifi ed using one-step real-time reverse transcription- PCR to amplify the partial large segment of SFTSV. Statistical analysis was done by one-way ANOVA with Tukey`s post hoc test. Results: Cytotoxicity due to RBV was not observed at RBV concentration =31.3 μg/ mL. Viral RNAs at 24h post-RBV treatment were reduced with increasing RBV concentrations (1-32 μg/mL), compared with those of mock-treated cells (P <0.01, Figure). Half maximal inhibitory concentration (IC50) of RBV was 3.69 μg/mL at 24h post-RBV treatment. Conclusions: Our study shows that RBV has antiviral effect against SFTSV in a dose-dependent manner. Further studies are required to evaluate the effi cacy of RBV in SFTS.
김원,임경수,오병연,홍은석,김영식,김선만,이부수,현석천,김영득 대한응급의학회 2000 대한응급의학회지 Vol.11 No.4
Background: The initial history, physical examination, and ECG assessment should focus on identification of potentially serious noncardiac or cardiac disorders, including coronary artery disease, congestive heart failure, and electrical instability at the emergency room. additionally, it is essential to define disease severity, stability and need for emergency therapy. echocardiography is a useful tool for this purpose. especially Doppler echocardiography may be more sensitive and time-saving diagnostic tool for the evaluation of patients presenting with cardiogenic symptoms. So we evaluate the feasibility of the echocardiographic measurement by emergency physicain after short-term course. Method and Results: Twenty volunteers(10 male, 38.8±9.3 years) were included in the study for measurement of myocardial performance index and established parameters of ventricular function using conventional echo-Doppler methods. Myocardial performance index: (ICT+IRT)/ET, was obtained by subtracting ejection time(ET) from the interval between cessation and onset of the mitral inflow velocity to give the sum of isovolumic contraction time(ICT) and isovolumic relaxation time(IRT). The most of mean values of echocardiogrphic parameters were not significantly different between those of cardiologist and those of emergency physicians(p<0.01). The duration for measuring myocardial performance index was shortest among echocardiographic parameters. the validity of echocardiographic parameters measured by emergency physicians was proved relatively good. Conclusion: It is proved to be feasible for emergency physician to perform echocardiographic evaluation of ventricular function after short-term course
일렬 자가조혈모세포이식을 받은 다발성 골수종 환자에서 발생한 뇌 톡소포자충증 1례
김계형,송경호,전재현,박완범,박상원,김홍빈,김남중,김인호,오명돈 대한감염학회 2010 감염과 화학요법 Vol.42 No.3
Toxoplasmosis is a rare but fatal complication in hematopoietic stem cell transplant recipients, usually associated with allogeneic hematopoietic stem cell transplantation (HSCT). We report a case of cerebral toxoplasmosis in a patient with multiple myeloma, following tandem autologous stem cell transplantation. A 55-year-old Korean male presented with weakness in both legs that had progressed to both arms. A magnetic resonance imaging scan of the brain revealed multiple, variablesized ring-enhancing lesions with surrounding edema in the cerebral hemispheres and brain stem. Stereotactic biopsy revealed bradyzoites of Toxoplasma gondii in the brain tissue. The patient received trimethoprim-sulfamethoxazole, followed by pyrimethamine and sulfadiazine, accompanying treatment for progressive multiple myeloma. Cerebral toxoplasmosis should be considered as one of the differential diagnoses in patients with neurologic signs following autologous HSCT.
김현경(Kim Hyun Kyoung),권정심(Kwon Jung Sim) 한국유아교육·보육복지학회 2008 유아교육·보육복지연구 Vol.12 No.3
본 연구는 유아교사의 자아분화와 정서신념에 관한 상관성을 알아보고자 유아 교사 186명을 대상으로 하여 Bowen(1986)이 개발하고 제석봉(1989)과 김원금(2004)이 사용한 자아분화 검사도구와 Hyson과 Lee(1996)가 개발한 정서신념 평가 척도(Caregiver"s Beliefs About Feelings, CBAF)를 검사도구로 하여 연구하였다. 연구결과 유아교사의 자아분화와 정서신념 수준은 3.73과 3.23으로 각각 중간보다 다소 높은 수준을 보였으며, 자아분화 수준은 유아교사의 경력에 따라서 차이가 없었으나, 정서신념에 있어서는 유의한 차이가 있었으며, 유아교사의 자아분화수준과 정서신념 간에는 높은 상관관계가 있는 것으로 나타났다. 특히 유아교사의 자아분화 하위 요소 중 인지적 기능 대 정서적 기능, 정서적 단절 가족 퇴행, 사회적 퇴행은 정서신념과 매우 유의한 상관성이 있는 것으로 나타났다. 이러한 연구결과는 가족 체계적 관점에서 볼 때 유아교사의 성장과정에서 얻게 되는 원가족 경험이 유아교사의 개인적 경험에 국한되기보다는 유아교사의 전문적 지식 구성에 영향을 미치는 것으로 유아교사의 자아 분화 촉진을 위한 교사 지원 프로그램의 기초자료로 활용할 시사점을 제공해 준다고 볼 수 있다. The objective of this research is to scrutinize the relativity between the level of kindergarten teachers" differentiation of self based on base family and belief about emotion. The sample group of this research is 186 public and private kindergarten teachers in Seoul or Gyeonggi area. Self-differentiation measurement tool which Bowen developed and Jae-seckbong(1989), Kim-wangum(2004) used and assessment scale of belief about emotion which Hyson and Lee developed is revised, complemented and then used. The results showed that they had higher levels of self-differentiation than average (M=3.73), and their belief about emotion (M=3.23). According to the result, the level of self-differentiation based on kindergarten teachers" career back ground is not different but the level of belief about emotion, based on kindergarten teachers" career is significantly different. Relation between kindergarten teachers" self-differentiation and belief about emotion is closely related. It was found that especially cognitive functions vs. emotional functions, emotional rupture, family regression and social regression among kindergarten teachers" self-differentiation factors are significantly related to sub factors of belief about emotion, This finding shows that from the perspective of family system, kindergarten teachers" experience of base family affects professional knowledge of kindergarten teachers beyond the limitation of kindergarten teachers" personal experience and can be used as preliminary data of teachers supporting program for kindergarten teachers" self-differentiation.
RAW 264.7 세포에 대한 중국산 천연 광물성 섬유 TAFMAG의 독성효과
임영,한진구,김지홍,김현욱,김은경,김경아,장황신 大韓産業醫學會 1999 대한직업환경의학회지 Vol.11 No.3
Objectives : This study was designed to evaluate cytotoxicity of TAFMAG, which is a trade name of natural mineral fiber mined and produced in China. Methods : The cytotoxicity of TAFMAG was evaluated by measuring iron content, lipid peroxidation, erythrocyte hemolysis, and cytotoxicity in vitro. These results were compared with the data of chrystotile and wollastonite as a positive and negative control, respectively. Results : There was significant increase of Fenton activity in TAFMAG and chrysotile with dose-response pattern. The iron chelating agent, desferrioxamine, significantly decreased Fenton activity of the particulates except wollastonite. TAFMAG and chrysotile fibers significantly increased malondialdehyde concentration from lipid peroxidation of the red blood cell membrane. In erythrocyte hemolysis test, TAFMAG & chrysotile had stronger effect on erythrocyte hemolysis than wollastonite with the concentration of 1,000g/ml. Furthermore, TAFMAG was more hemolytic than chrysotile with the concentration of 5,000g/ml. There was a significant cytotoxic effect in TAFMAG and chrysotile on RAW cell compared with wollastonite. Conclusions : In vitro study suggested that TAFMAG may have a similar health hazard as usual asbestos.
김보배,노은경,박서영,박영,오승희,전영란,차현진,윤희상,김수지,이자형 이화여자대학교 간호과학대학 2004 이화간호학회지 Vol.- No.38
This study surveyed and analyzed comparatively college students-knowledge' attitude, was to cultivate the right knowledge and attitude on sex, and serve the foundational data for the suitable sex education. The purpose of the study was to identify and examine: 1) students; sexual knowledge and sexual attitude; 2) the differences between variables of gender, age, and self-perceived sexual knowledge in relation to sexual knowledge and sexual attitude; and 3) the relationship between sexual knowledge and sexual attitude. For this study the questionaires were given to 300 students from five different universities located seoul areas. the questionaires were collected Jenuary 8th to 15th in 2004. Two hundred and nigty one samples were analyzed for the study. The adapted SKAT(saxual knowledge & attitude test; Lief & Reed, 1986) was used to determine sexual knowledge and the students' sexual attitude. Collected data were analyzed statistically by means of percentage, t-test, ANOVA test, and pearson correlation analysis with SPSS 12.0 package program. The main results of this analysis are as follows: Participants consisted of male(48.1%) and female(51.9%) which were mainly between the ages of 21.25(71.8%) with an age range of 19 to 30. Knowledge of sexual disease was scored highest of 92.4%, and konwledge of the knowledge of the male and female's anatomy was the lowest at 60.9%. The respondents' level of sexual attitude was tolerant as on average 3.66(on the basis of 5) Relating to the items, the respondents' score of the sexual curiosity was 4.16, sexual behavior 3.85, self-consolation 3.81, aborthon 3.23, virgine 3.19, extramarital experiences 3.17. There were no significant differences in sexual knowledge between male and females, between younger and older students, residence, sexual experience, and how students mainly obtained their sexual knowledge. But a significant difference was also found religion in their sexual attitude(p<.005). In addition, results showed the relationship between sexual knowledge and sexual attitude(P=0.332).