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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.
유도선수들의 스포츠자신감 수준이 귀인형태에 미치는 영향
홍재표,차정훈,전승훈 한국스포츠리서치 2005 한국 스포츠 리서치 Vol.16 No.2
The present study was designed to examine the effect of sport-confidence on attributional perceptions across male and female fencers. Judo athletes reported their sport-confidence, attribution perceptions on Sport-Confidence Inventory. CDSⅡ(Causal Dimension Scale Ⅱ) According to the previous research findings related to the theme of the study, it was hypothesized that the independent variables of trait sport-confidence. state sport-confidence influence the dependent variable of attributional perceptions. and the relationships between the two kinds of variables were examined using two-way ANCOVA. The implications of the study are as follows : Firstly. Trait sport-confidence and state sport-confidence of judo athletes significantly affected the locus of contorl dimension. Secondly. Trait sport-confidence and state sport-confidence of judo athletes significantly affected the stability dimension. Thirdly, Trait sport-confidence and state sport-confidence of judo athletes significantly affected the contro lability dimension.
홍장표,이재학,이승도 龍仁大學校 體育科學硏究所 1998 體育科學硏究論叢 Vol.8 No.1
The purpose of this study is to analyze effects of athletic careers and weight grades on cognitive competitive state anxiety and physical competitive state anxiety. The study employed 250 university Ssirum athletes who participated in the 28th National Ssirum Championship for federation chairman's flag and the 35th National Ssirum Championship for Presidential Flag. Two hundred twenty response forms out of 250 subjects using CSAI-2 by Martens (1990) were analyzed. Descriptive statistics for mean and standard deviation for weight grades and athletic careers and one way ANOVA for differences among grades and among careers at α= .05. The conclusions are followings. First, athletic careers influenced on cognitive competitive state anxiety, physical competitive state anxiety, and state confidence, Second, weight grades did not influence on cognitive competitive state anxiety, physical competitive state anxiety, and state confidence.
Hong‑Jai Lee,Bo‑Young Shin,Jae‑Seung Moon,Ailyn Fadriquela,Selikem Abla Nuwormegbe,Chun‑Chang Ho,Jin‑Su Shin,Jee‑Sang Yoon,Sang‑Kyou Lee,Soo‑Ki Kim 대한독성 유전단백체 학회 2020 Molecular & cellular toxicology Vol.16 No.3
Background Lack of universal replication system for hepatitis B virus with narrow host range and organ tropism has hampered to uncover the pathogenesis of HBV. Previously, we reported the essentiality of humoral milieu and its components toward HBV and hepatitis C virus survival/viability in vitro. Of these components, the precise role of enterohepatic humoral milieu such as bile acid (BA) on HBV cultivation in vitro and in vivo is unknown. Objective We explored whether BA, specifically taurochenodeoxycholic acid (tCDCA) would directly regulate the viral DNA and surface antigen expression of HBV in vitro, consequently rendering HBV to enter into human or murine immortalized hepatocytes, and non-hepatocytes. Result We found that higher concentration of taurochenodeoxycholic acid (tCDCA) is able to preserve the genomic stability of HBV in cell-free DMEM, showing higher the surface antigenicity than taurocholic acid (tCA). In line, we found that in vitro cell culture condition (100 μmol/L of tCDCA coupled with 1 × 108 g e/mL HBV) would be optimal for HBV entry into target cells. Using this, human (HepG2, Huh7), and rodent (Hepa1c1c7, H4-II-E) hepatoma cell lines were infected by HBV, as evidenced by the presence of HBV biomarkers (HBsAg, and HBV DNA in culture supernatant, as well as HBcAg in cell). Further, cellular entry test revealed that HBV is able to infect 12 different non-hepatic cell lines regardless of species, and organ/tissue, consequently reproducing progeny as confirmed by HBV biomarkers. Last, reinfection test showed that the progenies of HBV from immortalized HepG2, and Hepa1c1c7 cells are able to enter into each or vice versa naïve HepG2, and Hepa1c1c7 cells with or without BA. Conclusion This study demonstrates that enterohepatic humoral milieu such as BA, specifically tCDCA would directly regulate HBV DNA and its surface antigen expression in vitro, consequently rendering HBV to enter into human or murine immortalized hepatocytes, and non-hepatocytes. This is the first note to render HBV permissive to human or rodent hepatic and non-hepatic cells via sole manipulation of humoral milieu, thus establishing the platform for in vitro robust replication system of HBV.