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최종덕,박욱연 國立統營水産專門大學 附設 水産科學硏究所 1994 수산과학연구소보고 Vol.5 No.-
본 연구에서는 생리활성물질을 생성하는 해양미생물을 분리하기 위하여 연근해역의 해면을 조사하였다. 해면 중의 미생물은 1.2×10~2.1X10^3/g 범위에 있었고, 이들 중 방선균은 0.Ol~O.5%(data 생략)로 나타났다. 분리된 미생물은 각각 배양하여 항균물질을 검토하였으며, 검토하던 중에 비교적 강한 항균물질을 생산하는 균주 No. 101을 분리, 선발하였다. 선발된 균의 특징은 sclerotia로 형태가 다양하였고, 다양한 배지에서 생육이 가능하였고, 기균사의 색깔은 회백색, 배면의 색깔은 주로 회백색에서 갈색으로 나타났으며, 젤라틴 액화능과 전분 분해능을 가지나 myo-inositol은 이용하지 못하였다. 이 균의 배양학적 특성은 최적 pH 및 온도가 6.5~7.0 및 30℃였으며, 탄소원으로는 starch가 30g/l, 질소원으로는 casamino acid 10g/l가 적합한 것으로 나타났다. 방선균 No. 101의 균체 및 균배양액의 추출물에 대한 항균 및 항진균성에서는 Staphyloccus aureus와 Bacillus subtilis에서 강한 항균력을, 효모와 곰팡이에 대하여는 낮은 항진균성을 나타내었다. Marine organisms were investigated to identify the marine actinomycetes that produced noble bioactive compounds. Microorganism counts range from 2.1×10^3 to 1.2×10 CFU/g of marine organisms. Actinomycetes constituted 0.01 to 0.5% of culturable microbial community. We identified the marine actinomycetes that produced novel bioactive compounds. During the course of screening for bioactives from the marine microorganisms, we found that the strain in sponge had antimicrobial activities. From the morphological, cultural and various physiological characteristics, this strain was identified for Actinomycetes No. 101. The optimal compositions of culture medium for Actinomycetes No. 101 were starch 30g/l as carbon source, casamino acid l0g/l as nitrogen source. The optimal pH of medium and fermentation temperature were 6.5~7.0 and 30℃, respectively. Fermentation has been conducted in the marine broth at 30℃ for 72 hour. The yield of fermentation got about 3g as dry weight(per liter of broth). The distribution of antimicrobial activity of Actinomycetes No. 101 was screened by paper disc. The extract of cultured cell and broth inhibited the growth of Staphylococcus aureus and Bacillus subtilis, but the inhibition action was week against yeast and mold.
박욱연,박영범,최근표 도립 강원전문대학 1999 道立 江原專門大學 論文集 Vol.2 No.-
This study was performed to investigate the biological activity-anticancer activity, thrombolytic activity, hypoglycemic activity-of Chicorium intybus and it was extracted with hot water, and then hot water extract was further fractionated into hexane and water. The anticancer effect of Chicorium intybus extracts against cancer cell line, human lung cancer(A549), human hepatocellular carcinoma(Hep3B), human normal lung cell(HEL299) was investigated. The growth of A549 inhibited over 50% all sample which concentration was 1.0g/L and Hep3B inhibited over 40% too. The thrombolytic activity enhanced more 2.33 times in hexane fraction that compared lysis zone (0.9cm) of control, plasmin 10unit. In hypoglycemic activity test, enzyme activity of α-glucosidase which mainly cause diabetes were most inhibited by hexane fraction and inhibition ratio in adding the water extracts, hexane fraction and aqueous fraction were scored 24.5%, 32.1%, 29.5%, respectively.
Choi Dong Hyun,Jung Jae Yun,Suh Dongbum,Choi Jea Yeon,Lee Se Uk,Choi Yoo Jin,Kwak Young Ho,Kim Do Kyun 대한의학회 2021 Journal of Korean medical science Vol.36 No.5
Background: Understanding the changes in emergency department (ED) visit patterns during the coronavirus disease 2019 (COVID-19) outbreak is important for effectively operating EDs during the pandemic. We aimed to analyze the changes in pediatric ED visits during the COVID-19 pandemic and examine the relationship between the number of ED visits and the stringency of government social distancing measures. Methods: This multicenter retrospective study used data of pediatric (age < 18 years) ED visits in Seoul metropolitan area from June 1, 2018, to May 31, 2020. Patient demographics, ED results, and diagnoses were compared during the COVID-19 period and the previous year. To evaluate the effect of the stringency of social distancing measures on the number of ED visits, a Poisson regression model was developed with month, year, and the average monthly Government Response Stringency Index (GRSI) as fixed effects. Results: In total, 190,732 patients were included. The number of pediatric ED visits during the COVID-19 period was 58.1% lower than in the previous year. There were disproportionate decreases in the numbers of ED visits for children in early childhood (66.5%), low-acuity children (55.2-63.8%), those who did not use an ambulance (59.0%), and those visiting the ED for noninjury complaints (64.9%). The proportion of admissions increased from 11.9% to 16.6%. For every 10-point increase in the GRSI, there was a 15.1% decrease in monthly ED visits. Conclusion: A striking decrease in pediatric ED visits was observed during the COVID-19 outbreak, the scale which was associated with the stringency of government policies. Changes in the number and characteristics of children visiting the ED should be considered to facilitate the effective operation of EDs during the pandemic.
퀴어 주체로서 낙태한 여성의 우울증과 애도하는 교회 : J. Butler의 관점에서 한국 사회의 낙태 담론 분석
최성욱(Choi, Seong Uk),최연수(Choi, Yeon Su) 가톨릭생명윤리연구소 2021 인격주의 생명윤리 Vol.11 No.1
본 논문은 한국 사회의 낙태 담론을 분석하여 ‘돌봄의 윤리’가 필요한 여성의 자리를 발견하고, 낙태한 여성들에 대한 사목적인 차원에서 ‘신학적 윤리’의 전망을 점검한다. 많은 경우 낙태를 여성의 ‘자기결정권’ 혹은 ‘권리’의 문제로 접근하지만, 일각의 여성주의 담론은 낙태한 여성에 대한 심리학적이고 현상학적인 연구를 시도한다. 즉, 상처입고 공적으로 애도하지 못해서 모호한 주체로 살아가는 이들에 대한 ‘내적 변화에 대한 연구’를 시도한 것이다. 본 논문은 상반된 두 가지 여성주의 담론을 비교하고 낙태와 관련된 교회의 입장을 정리함으로써, 낙태 담론의 계보학적 변화의 순간을 확인한다. 교회는 부부들에게 생명에 대한 봉사를 완수하라고 권유하고, 한국 사회의 낙태 담론은 낙태를 체험한 여성에 대한 현상학적 돌봄의 주제를 다루기 시작했다. 이러한 분석을 위해 소포클레스의 비극에 등장하는 안티고네를 퀴어 주체로 해석한 버틀러의 저서 『안티고네의 주장』을 이용한다. 버틀러가 제시한 ‘젠더 정체성 이론’(패러디, 수행성, 우울증)을 급진적 여성주의자들의 담론 분석을 위한 해체 도구로 사용한다. 사랑하는 대상을 잃고도 공적으로 애도하지 못하는 안티고네의 내적 상태를 패러디하여, 공적으로 애도하지 못하는 낙태한 여성들의 상황을 분석한다. This article is to find the locus of women in need of ‘an ethic of care’ by analyzing the abortion discourse in the Korean society, and to show theological ethics’ perspective in the pastoral context. In many cases, abortion is approached as a matter of woman’s right or self-determination, but some feminist discourse tries to study the abortion from a psychological or phenomenological approach. On the other hand, other feminists try to conduct study on the internal change of women undergoing abortion, who live as an ambiguous subject because they are wounded and unable to mourn publicly. By comparing two conflicting discourses of feminism, and confirming the position of the Church teaching on the issues of abortion, this study explores the moments of genealogical shift. The Church encourages married couple to complete the service of life, and abortion discourses in Korean society begin to deal with a phenomenological approach to the care of women who experienced abortion. To analyze it, this study uses Antigone’s Claims, which is Judith Butler’s writings interpreting Antigone as a queer subject. Antigone appears in the Sophocles’ tragedy. By using Butler’s gender identity theory(parody, performitivity, depression) as a deconstructing lens for the discourse analysis of radical feminism. By making a parody the internal condition of Antigone who lost her beloved object, but could not mourn publicly, this study analyses the condition of women who experienced abortion.
Chung, Jae-Uk,Kim, Su Yeon,Lim, Ju-Ok,Choi, Hyun-Kyung,Kang, Sang-Uk,Yoon, Hae-Seok,Ryu, HyungChul,Kang, Dong Wook,Lee, Jeewoo,Kang, Bomi,Choi, Sun,Toth, Attila,Pearce, Larry V.,Pavlyukovets, Vladimir 이화여자대학교 약학연구소 2008 藥學硏究論文集 Vol.- No.18
A series of α-substituted N-(4-tert-butylbenzyl)-N-[4-(methylsulfonylamino)benzyl]thiourea analogues have been investigated as TRPVl receptor antagonists. α-Methyl substituted analogues showed potent and stereospecific antagonism to the action of capsaicin on rat TRPVl heterologously expressed in Chinese hamster ovary cells, In particular, compounds 14 and 18, which possess the R-configuration, exhibited excellent potencies (respectively, K_(i) = 41 and 39.2 nM and K_(i(ant)) = 4.5 and 37 nM).